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Cirrhilabrus shutmani, a new species of fairy wrasse from the Babuyan Islands, northern Philippines (Teleostei: Labridae)

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Cirrhilabrus shutmani, new species, is described on the basis of four specimens from Didicas Volcano, Babuyan Islands, Cagayan province, northern Philippines. The holotype and three paratypes were collected at a depth of 50-70 m, along denuded rubble slopes. The new species belong to a complex consisting of C. blatteus, C. claire, C. earlei, C. jordani, C. lanceolatus, C. roseafascia, C. rubrisquamis and C. sanguineus. Aside from similar nuptial male colouration, the nine species share the following character combination: relatively short pelvic fins (not or barely reaching anal-fin origin, except for C. claire with relatively long pelvic fins); a pair of stripes on head (in both sexes); and, dorsal and anal fins without obvious stripes or spots. It differs from the other members of its group in lacking any stripes on the upper and lower body, and in having the following live colouration details: upper part of nape dusky red; dorsal and anal fin bright red with dusky markings; pelvic fins bright red, dusky anteriorly; caudal fin bright yellow basally with distal half bright red. We also present new distribution records for C. claire, C. earlei and C. lanceolatus, as well as a brief mention of a possibly new, related species from the Ogasawara Islands.
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Accepted by W. Holleman: 22 Sept. 2017; published: 30 Oct. 2017
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ZOOTAXA
ISSN 1175-5326 (print edition)
ISSN
1175-5334
(online edition)
Copyright © 2017 Magnolia Press
Zootaxa 4341 (1): 077
088
http://www.mapress.com/j/zt/
Article
77
https://doi.org/10.11646/zootaxa.4341.1.6
http://zoobank.org/urn:lsid:zoobank.org:pub:245B75EA-7339-4CF6-B2A5-17D859835C62
Cirrhilabrus shutmani, a new species of fairy wrasse from the Babuyan Islands,
northern Philippines (Teleostei: Labridae)
YI-KAI TEA
1
& ANTHONY C. GILL
2,3,4
1
90 Carillon Avenue, Newtown, NSW 2042, Australia. E-mail: teayk1@gmail.com
2
Macleay Museum and School of Life and Environmental Sciences, A12 – Macleay Building, The University of Sydney, New South
Wales 2006, Australia. E-mail: anthony.c.gill@sydney.edu.au
3
Ichthyology, Australian Museum, 1 William Street, Sydney, New South Wales 2010, Australia
4
Corresponding author
Abstract
Cirrhilabrus shutmani, new species, is described on the basis of four specimens from Didicas Volcano, Babuyan Islands,
Cagayan province, northern Philippines. The holotype and three paratypes were collected at a depth of 50–70 m, along
denuded rubble slopes. The new species belong to a complex consisting of C. blatteus, C. claire, C. earlei, C. jordani, C.
lanceolatus, C. roseafascia, C. rubrisquamis and C. sanguineus. Aside from similar nuptial male colouration, the nine spe-
cies share the following character combination: relatively short pelvic fins (not or barely reaching anal-fin origin, except
for C. claire with relatively long pelvic fins); a pair of stripes on head (in both sexes); and, dorsal and anal fins without
obvious stripes or spots. It differs from the other members of its group in lacking any stripes on the upper and lower body,
and in having the following live colouration details: upper part of nape dusky red; dorsal and anal fin bright red with dusky
markings; pelvic fins bright red, dusky anteriorly; caudal fin bright yellow basally with distal half bright red. We also pres-
ent new distribution records for C. claire, C. earlei and C. lanceolatus, as well as a brief mention of a possibly new, related
species from the Ogasawara Islands.
Key words: ichthyology; taxonomy; Didicas Volcano; colouration
Introduction
The labrid genus Cirrhilabrus Temminck & Schlegel (1845) consists of small, planktivorous fishes found mostly
on rubble slopes spanning the tropical Indo-Pacific region. Allen et al. (2015) listed 51 nominal species in the
genus. Five other species have been described since: Cirrhilabrus isosceles Tea et al. (2016), C. hygroxerus Allen
& Hammer (2016), C. rubeus Victor (2016), C. africanus Victor (2016), and C. efatensis Walsh et al. (2017),
bringing the current nominal species count to 56. Increased deepwater exploration and aquarium fish collection has
allowed for the discovery of several new species, as well as the expansion of previously documented geographical
distributions of various species. We herein describe an additional species in the genus from four specimens
collected for the aquarium trade from Didicas Volcano, Babuyan Islands, northern Philippines. We also present
new distribution records for C. claire, C. earlei, and C. lanceolatus. Additionally, we discuss a possible new
species of Cirrhilabrus with similar combination of colour patterns and fin characters from Ogasawara, which
currently remains known only from photos taken in the field.
Materials and methods
Methods of counting and measuring follow Randall & Masuda (1991), except gill raker counts were counted as
upper (epibranchial) + lower (ceratobranchial), with the angle raker included in the second count. In the description
that follows, data are presented for all type specimens, followed where variation was noted by data for the holotype
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in parentheses. Where counts were recorded bilaterally, both counts are presented and separated by a slash; the first
count is the left. Types are deposited in the Australian Museum, Sydney (AMS), National Museum of the
Philippines, Manila, Philippines (PNM), Western Australian Museum, Perth (WAM) and the Zoological Reference
Collection of the Lee Kong Chian Natural History Museum at the National University of Singapore (ZRC).
Distribution records for various Cirrhilabrus species are based on published photos (in particular, those in Kuiter
2010), underwater photographs, and verifiable literature accounts.
Cirrhilabrus shutmani n. sp.
Magma Fairy-wrasse
Figures 1–6, 8A, Tables 1–2
Holotype. PNM 15354, 55.7 mm SL male, northern Philippines, Cagayan province, Babuyan Islands, Didicas
Volcano (19.08 N, 122.21 E), 50–70 m, rubble slopes, collected by M. Baghukan & D.G. Acutin, 25 August 2016.
Paratypes. AMS I. 47290-001, 44.2 mm SL male, WAM P.34787-001, 45.2 mm SL male, ZRC 55885, 39.5
mm SL male, all collected with holotype.
Diagnosis. Cirrhilabrus shutmani shares similar meristic counts to the other species in its complex, but differs
from congeners in the following live colouration details: upper part of nape dusky red; dorsal and anal fin bright
red with dusky markings; pelvic fins bright red, dusky, and unmarked; caudal fin bright yellow basally with distal
half bright red.
Description. Dorsal-fin rays XI,9; anal-fin rays III,9; dorsal and anal-fin soft rays branched except first ray
unbranched; last dorsal and anal-fin ray branched to base; pectoral-fin rays 15/15, upper two unbranched; pelvic-
fin rays I,5; principal caudal-fin rays 7 + 6, upper and lowermost unbranched; upper procurrent caudal rays 4–5 (5),
lower procurrent caudal rays 4–5 (5); lateral line interrupted, with dorsoanterior series of pored scales 15/15–16
(15/16) and midlateral posterior peduncular series 6–8/6–8 (6/6); scales above lateral line to origin of dorsal fin 2–
3/2–3 (3/3); scales below lateral line to origin of anal fin 7/7; median predorsal scales 4; median prepelvic scales 6;
rows of scales on cheek 2; circumpeduncular scales 16; gill rakers 3–5 + 8–9 = 11–14 (5 + 9); pseudobranchial
filaments 7–9 (9).
Body moderately elongate and compressed, depth 3.5–3.8 (28.9) in SL, width 7.0–10.8 (7.0) in SL; head
length 3.2–3.4 (3.2) in SL; snout pointed, its length 3.3–3.9 (3.3) in HL; orbit diameter 3.5–3.7 (3.5) in HL; depth
of caudal peduncle 2.2–2.4 (2.2) in HL. Mouth small, terminal, and oblique, with maxilla almost reaching a vertical
at front edge of orbit; dentition typical of genus with three pairs of canine teeth present anteriorly at side of upper
jaw, first forward-projecting, next two strongly recurved and outcurved, third longest; an irregular row of small
conical teeth medial to upper canines; lower jaw with single stout pair of canines anteriorly which protrude
obliquely outward and are slightly lateral to medial pair of upper jaw; canine teeth in lower jaw followed by two
smaller, conical teeth; sides of lower jaw with a series of small conical teeth, which continue across front of jaw
behind canine; no teeth on roof of mouth.
Posterior margin of preopercle with 23–32 (32/32) very fine serrae; margins of posterior and ventral edges of
preoperculum free to about level of middle pupil. Nostrils small, located anterior to upper edge of eye in a short
membranous tube. Scales cycloid; head scaled except snout and interorbital space; 7 large scales on opercle; broad
naked zone on membranous edge of preopercle; row of large, elongate, pointed scales along base of dorsal fin, one
per element, longest about two-fifths length of spines, scales progressively shorter posteriorly on soft portion of
fin; anal fin with similar basal row of scales; last pored scale of lateral line (posterior to hypural plate) enlarged and
pointed; one scale above and below last pored scale also enlarged; horizontal series of greatly enlarged scales
extend two-thirds distance to central posterior margin of caudal fin; pectoral fins naked except for few small scales
at extreme base; single large scale at base of each pelvic fin, about three-fourths length of pelvic spine.
Origin of dorsal fin above second lateral-line scale, predorsal length 3.0–3.3 (3.3) in SL; first 1–3 dorsal-fin
spines progressively longer, third and fourth subequal, fifth longest, 2.4–2.8 (2.4) in HL; interspinous membranes
of dorsal fin in males extend beyond dorsal-fin spines, with each membrane extending in a pointed filament beyond
spine; fifth dorsal-fin soft ray longest, 2.0–2.2 (2.0) in HL, remaining rays progressively shorter; origin of anal fin
below base of ninth dorsal-fin spine; third anal-fin spine longest, 2.8–3.0 (3.0) in HL; interspinous membranes of
anal fin extended as on dorsal fin; anal-fin soft rays relatively uniform in length, fifth longest, 1.6–1.9 (1.6) in HL;
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dorsal and anal-fin rays barely reaching caudal-fin base; caudal fin of TP males rounded, length 1.1–1.2 (1.2) in
HL; pectoral fins short, reaching a vertical between bases of 5th or 6th dorsal-fin spines, longest ray 1.5–2 (1.5) in
HL; origin of pelvic fins below lower base of pectoral fins; pelvic fins moderately long, but not reaching anal fin
spine, longest ray 1.9–2.1 (1.9) in HL.
FIGURE 1. Cirrhilabrus shutmani n. sp., freshly euthanized male holotype, PNM 15354, 55.7 mm SL, Didicas Volcano,
Babuyan Islands, northern Philippines. Photo by S.K. Tea.
FIGURE 2. Cirrhilabrus shutmani n. sp., preserved male holotype, PNM 15354, 55.7 mm SL, Didicas Volcano, Babuyan
Islands, northern Philippines. Photo by Y.K. Tea.
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FIGURE 3. Cirrhilabrus shutmani n. sp., male holotype, PNM 15354, 55.7 mm SL, from Didicas Volcano, Babuyan Islands,
northern Philippines. Image reversed. Photo by B.P. Shutman.
FIGURE 4. Cirrhilabrus shutmani n. sp., male, approximately 50 mm TL, from Didicas Volcano, Babuyan Islands, northern
Philippines. Specimen not retained. Photo by B.P. Shutman.
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FIGURE 5. Cirrhilabrus shutmani n. sp., males, A) approximately 57 mm TL, B) approximately 60 mm TL, C) approximately
65 mm TL, all from Didicas Volcano, Babuyan Islands, northern Philippines. Specimens not retained. Photos by B.P. Shutman.
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Colouration of male in life (based on colour photographs of the holotype and paratype when freshly dead, and
aquarium photos of live individuals; Figures 1, 3, 4, 5 & 8A): head and body bright red to orange; lower part of
head sometimes washed with magenta; lilac to magenta stripe weakly present from behind upper orbit to upper
edge of operculum; second stripe of same colour weakly present from behind lower orbit to lower part of cheek;
lilac to magenta stripes continue past eye anteriorly on to snout, the upper stripe reaching mid-upper lip; lower part
of operculum sometimes washed with magenta; upper part of nape and sometimes narrow area below dorsal-fin
dusky red; interorbital and upper part of snout sometimes with 3–5 fine white stripes; iris bright yellow to orange,
dusky dorsally, with bluish grey submarginal ring around pupil; lower part of abdomen bright red to orange-red,
sometimes washed with magenta; anterior two-thirds of body bright red, fading gradually to bright orange
posteriorly; dorsal fin bright red with single row of large orange scales basally, often dusky anteriorly between first
and second dorsal fin spines; more extensive dusky grey-red area sometimes present on anterior three quarters of
fin; distal margin of fin narrowly bright blue to purple; anal fin similar to dorsal fin, but usually without dusky
markings; caudal fin bright yellow, orange basally, with distal half of fin bright red; pelvic fins bright red, dusky
anteriorly, narrowly bright purple-blue on leading edge; pectoral fins reddish hyaline.
TABLE 1. Proportional measurements of type specimens of Cirrhilabrus shutmani expressed as a percentage of the
standard length.
Holotype Paratypes
PNM 15354 AMS I.47290-001 WAM P.34787-
001
ZRC 55885
Sex male male male male
Standard length (mm) 55.7 44.2 45.2 39.5
Body depth 28.9 27.4 26.5 26.8
Body width 14.2 9.3 12.4 11.6
Head length 29.3 29.6 30.5 30.9
Snout length 8.8 8.6 8.8 7.8
Orbit diameter 8.3 8.4 8.4 8.4
Interorbital width 7.7 7.5 7.1 7.3
Upper jaw length 8.2 8.5 7.3 5.4
Caudal-peduncle depth 13.3 13.1 12.8 12.9
Caudal-peduncle length 12.6 12.2 13.5 13.2
Predorsal length 30.5 31.9 32.1 32.9
Preanal length 58.7 57.7 58.0 58.5
Prepelvic length 34.8 32.6 36.1 34.4
Dorsal-fin base 61.2 58.6 58.8 58.2
First dorsal spine 4.8 5.4 6.0 5.3
Longest dorsal spine 12.2 12.2 12.8 10.9
Longest dorsal ray 14.9 14.5 15.3 13.9
Anal-fin base 29.4 28.3 28.3 28.4
First anal spine 6.1 5.7 6.2 4.6
Second anal spine 9.7 8.8 10.0 8.6
Third anal spine 9.9 9.7 10.8 10.6
Longest anal ray 17.4 17.6 17.7 16.2
Caudal-fin length 23.7 25.6 27.2 26.1
Pectoral-fin length 19.4 18.3 18.8 15.4
Pelvic spine length 8.3 8.2 7.7 8.0
Pelvic fin length 15.8 14.7 14.4 15.7
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Colouration of initial phase in life (based on colour photographs and aquarium photos of live individuals):
Similar to males; dorsal and anal fins hyaline red without dusky markings; pelvic fins hyaline red; caudal fin pale
yellow hyaline at base, translucent to reddish hyaline distally.
Colouration in preservative; Figure 2: similar to colour in life; dusky markings remain; red markings become
pale tan; dorsal, anal and pelvic fins greyish hyaline; caudal fin greyish hyaline, base pale yellow; pectoral fins
hyaline.
Etymology. Named in honour of Barnett Paul Shutman, who first provided photos as well as the type
specimens of the new species (via Aquarium Iwarna, Singapore). The common name, magma fairy wrasse, alludes
to its live colouration, as well as the type location of Didicas Volcano, an active volcano part of the “Pacific Ring of
Fire” at the southern end of the Luzon Volcanic Arc.
Distribution and habitat. Cirrhilabrus shutmani is known only from the type locality, Didicas Volcano in the
Babuyan Islands at the northern tip of the Philippines (Figure 6). It appears to inhabit steep slopes comprised
mostly of volcanic rubble at depths ranging from 50–70 m.
Comparisons. Cirrhilabrus shutmani appears to be closely related to C. blatteus Springer & Randall (1974),
C. claire Randall & Pyle (2001), C. earlei Randall & Pyle (2001), C. jordani Snyder (1904), C. lanceolatus Randall
& Masuda (1991), C. roseafascia Randall & Lubbock (1982), C. rubrisquamis Randall & Emery (1983) and C.
sanguineus Cornic (1987). The nine species are distinguished from congeners in having the following character
combination: relatively short pelvic fins (not or barely reaching anal-fin origin, except for C. claire with relatively
long pelvic fins); a pair of stripes on head (in both sexes); and, dorsal and anal fins without obvious stripes or spots.
Cirrhilabrus shutmani is readily distinguished from the other eight species in live colouration (Figure 7–8; Table
2), and further from C. blatteus, C. earlei, C. lanceolatus, C. roseafascia and C. sanguineus in lacking a lanceolate
caudal fin (however, see Remarks). Aside from live colouration, C. shutmani differs from C. jordani in having one
fewer median predorsal scales (4 vs 5) and fewer lower gill rakers (8–9 vs 11). Based on Randall & Pyle’s (2001)
morphometric data for similar-sized specimens of C. earlei, C. shutmani differs in having a shorter head length
(29.3–30.9 vs 34.0–35.4 % SL), a smaller orbit (8.3–8.4 vs 8.9–10.2 % SL), a greater caudal peduncle depth (12.8–
13.3 vs 15.5–16.0 % SL), a shorter 1
st
dorsal fin spine (4.8–6.0 vs 9.4–10.5 % SL), a longer anal fin base (28.3–29.4
vs 24.2–25.6 % SL), shorter first, second and third anal fin spines (4.6–6.2 vs 8.1–8.9; 8.6–10.0 vs 11.1–13.3; 9.7–
10.8 vs 12.8–13.5 % SL, respectively), shorter pelvic fin spine (7.7–8.3 vs 12.4–13.4 % SL) and shorter pelvic fin
(14.4–15.8 vs 20.4–24.7 % SL).
Remarks. The live colouration and absence of a lanceolate caudal fin in C. shutmani should be treated as
provisional. Members of the genus Cirrhilabrus are sexually dimorphic and protogynous, and often diagnosed by
their terminal phase (male) colouration. Males of C. blatteus, C. earlei, C. jordani, C. lanceolatus and C.
roseafascia often attain standard lengths greater than 70 mm, with total lengths frequently exceeding 100 mm
(especially for C. lanceolatus and C. roseafascia). The largest known specimen of C. shutmani is the male
holotype, at 55.7 mm SL, leading us to believe that the specimens in the type series are not fully mature. Its close
relationship with the other members of the species complex suggests that it may be capable of attaining greater
lengths, and may develop a lanceolate caudal fin. In describing C. earlei, Randall & Pyle (2001) alluded to its small
size (largest specimen 69.1 mm SL). B.D. Greene and R. Whitton later collected a specimen measuring
approximately 100 mm SL (140 mm TL), showing that the species does attain lengths greater than previously
thought (Figure 9). The new specimen also possessed a strongly lanceolate caudal fin, a feature noted as absent in
the original description of C. earlei. Whereas Tea et al. (2016) commented on the unreliability of using caudal fin
morphology as a character for classification (indeed, C. claire, C. jordani and C. rubrisquamis lack a lanceolate
caudal fin), the character might be expected in larger individuals of C. shutmani. In support of this, B. Shutman
sent us a photograph of an aquarium specimen of approximately 65 mm TL that shows a weakly lanceolate caudal
fin (Figure 5C).
We here provide new, previously unrecorded distribution records for C. claire, C. earlei, and C. lanceolatus
(Figure 6). Cirrhilabrus claire was previously known only from the type locality of Rarotonga, Cook Islands. It has
since been collected and observed from Mo’orea, French Polynesia (Figure 8I). Cirrhilabrus earlei was previously
known only from Palau. It has since been collected in Kwajalein Atoll, Marshall Islands, for the aquarium trade
(Figure 8B) and by B.D. Greene (BPBM 39701). B.D. Greene, R.L. Pyle and J.L. Earle have also photographed
and collected the species from across the Federated States of Micronesia, in Pohnpei (Figure 9), Majuro, Puluwat
(BPBM 40802), Gray Feather Bank, Ulithi and Yap. Cirrhilabrus lanceolatus was previously known only from
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Okinawa and the Izu Peninsula, Japan, but has since been collected from Scarborough Shoals, South China Sea,
western Philippines, by aquarium fish collectors (Figure 8F).
FIGURE 6. Distribution records for selected species of Cirrhilabrus: closed star, C. shutmani; open circles, C. jordani; closed
circles, C. earlei; closed triangles, C. lanceolatus; open triangles, C. roseafascia; open star, C. earlei + C. roseafascia; closed
square, C. blatteus; open square, C. sanguineus; closed crosses, C. rubrisquamis; open crosses, C. claire.
FIGURE 7. Cirrhilabrus jordani, male, approximately 95 mm TL, aquarium specimen from Hawaii. Image reversed, specimen
not retained. Photo by Y.K. Tea.
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FIGURE 8. Males of selected Cirrhilabrus species. All are in nuptial display except D, F and I. A) C. shutmani n. sp.,
aquarium specimen from Didicas Volcano, Babuyan Islands, northern Philippines (photo by D. Laux); B) C. earlei, aquarium
specimen from Kwajalein Atoll, Marshall Islands (photo by T. lauderdale); C) C. jordani, aquarium specimen from the
Hawaiian Islands (photo by Y.K. Tea); D) C. blatteus, Israel, Gulf of Aqaba (photo by J.E. Randall); E) C. roseafascia,
aquarium specimen from Coral Sea, Australia (photo by Y.K. Tea); F) C. lanceolatus, aquarium specimen from Scarborough
Shoal, South China Sea, western Philippines (photo by B.P. Shutman); G) C. sanguineus, aquarium specimen from Mauritius
(photo by H. Tanaka); H) C. rubrisquamis, aquarium specimen from the Maldives (photo by T. Lauderdale); I) C. claire,
aquarium specimen from Mo’orea, French Polynesia (photo by Y.K. Tea).
FIGURE 9. Cirrhilabrus earlei, male, approximately 100 mm SL (140 mm TL), collected from Pohnpei, Micronesia. Photo by
B.D. Greene & R. Whitton.
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FIGURE 10. Unknown Cirrhilabrus, male, approximately 70 mm TL, A) not displaying, B) in nuptial display, photographed
in the Ogasawara Islands. Photo by S. Kobayashi.
In addition, we are aware of a Cirrhilabrus with a similar combination of colouration and fin-shape characters,
photographed in the Ogasawara Islands (Figure 10). Its live colouration details and differences from the other nine
species are summarized in Table 2. Its nuptial colouration is very similar to that of C. shutmani (cf. Figures 8A and
10). Specimens are needed to evaluate the identity of this species.
Acknowledgements
We thank S.K. Tea, K. Lim, J. Comendador and M. McGrouther for curatorial assistance. B.P. Shutman provided
the holotype and paratypes via Iwarna Aquafarm, Singapore. We also thank S.K. Tea, B.P. Shutman, I. Pollock, T.
Lauderdale, D. Laux, J.E. Randall, S. Spruce, S. Kobayashi, B.D. Greene and R. Whitton for providing excellent
photographs of various Cirrhilabrus species. B.D. Greene, R.L. Pyle, J.L. Earle, R. Kimura and B.P. Shutman
provided valuable distribution records for C. earlei, C. claire, and C. lanceolatus.
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88
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Zootaxa 4341 (1) © 2017 Magnolia Press
References
Allen, G.R., Erdmann, M.V. & Dailami, M. (2015) Cirrhilabrus marinda, a new species of wrasse (Pisces: Labridae) from
eastern Indonesia, Papua New Guinea, and Vanuatu. Journal of the Ocean Science Foundation, 15, 1–13.
Allen, G.R. & Hammer, M.P. (2016) Cirrhilabrus hygroxerus, a new species of fairy wrasse (Pisces: Labridae) from the Timor
Sea, northern Australia. Journal of the Ocean Science Foundation, 22, 42–52.
Cornic, A. (1987) Poissons de l'Ile Maurice. Editions de l'Océan Indien, Stanley, Rose-Hill, Ile Maurice, xi + 335 pp.
Kuiter, R.H. (2010) Labidae Fishes: Wrasses. Aquatic Photographics, Seaford, 390 pp.
Randall, J.E. & Emery, A.R. (1983) A new labrid fish of the genus Cirrhilabrus from the Chagos Archipelago, Indian Ocean.
Journal of Aquariculture & Aquatic Sciences, 3 (2), 21–24.
Randall, J.E. & Lubbock, R. (1982) Three new labrid fishes of the new genus Cirrhilabrus from the southwestern Pacific.
Occasional Papers of Bernice Pauahi Bishop Museum, 25, 1–12.
Randall, J.E. & Masuda, H. (1991) Two new labrid fishes of the genus Cirrhilabrus from Japan. Revue française
d'Aquariologie Herpétologie, 18, 53–60.
Randall, J.E. & Pyle, R.L. (2001) Three new species of labrid fishes of the genus Cirrhilabrus from islands of the tropical
Pacific. aqua, Journal of Ichthyology and Aquatic Biology, 4, 89–98.
Snyder, J.O. (1904) A catalogue of the shore fishes collected by the steamer "Albatross" about the Hawaiian Islands in 1902.
Bulletin of the U. S. Fish Commission, 22, 513–538, pls. 1–13.
Springer, V.G. & Randall, J.E. (1974) Two new species of the labrid fish genus Cirrhilabrus from the Red Sea. Israel Journal of
Zoology, 23, 45–54.
Tea, Y.K., Senou, H. & Greene, B.D. (2016) Cirrhilabrus isosceles, a new species of wrasse (Teleostei: Labridae) from the
Ryukyu Archipelago and the Philippines, with notes on the C. lunatus complex. Journal of the Ocean Science Foundation,
21, 18–37.
Temminck, C.J. & Schlegel, H. (1845) Pisces. In: Seibold, P.F. de. Fauna Japonica. Parts 7–9. A. Arnz & Co., Leiden, pp. 113–
172, pls. 1–143 + A.
Victor, B.C. (2016) Two new species in the spike-fin fairy-wrasse complex (Teleostei: Labridae: Cirrhilabrus) from the Indian
Ocean. Journal of the Ocean Science Foundation, 23, 21–50.
Walsh, F., Tea, Y.K. & Tanaka, H. (2017) Cirrhilabrus efatensis, a new species of wrasse (Teleostei: Labridae) from Vanuatu,
South Pacific Ocean. Journal of the Ocean Science Foundation, 26, 68–79.
... Allen et al. (2015) listed 51 valid species in the genus. Eight other species have subsequently been described: Cirrhilabrus isosceles Tea et al., 2016, C. hygroxerus Allen & Hammer, 2016, C. rubeus Victor, 2016, C. efatensis Walsh et al., 2017 shutmani Tea & Gill, 2017, C. greeni Allen & Hammer, 2017, and C. cyanogularis Tea et al., 2018, bringing the valid species count to 59. ...
... Methods of counting and measuring follow Randall and Masuda (1991). Gill raker counts follow Tea and Gill (2017) and are presented as upper (epibranchial) + lower (ceratobranchial); the angle raker is included in the second count. Data are presented as the range of all specimens examined, followed by data for the holotype in parentheses. ...
... Together, these nine species form the Cirrhilabrus jordani complex. Previous morphological and molecular studies have also shown support for this grouping (Tea and Gill 2017;. ...
Article
Full-text available
Cirrhilabrus wakanda sp. nov. is described on the basis of the holotype and four paratypes collected between 50 and 80m depth over low-complexity reef and rubble bottoms at the east coast of Zanzibar, Tanzania, Africa. The new species belongs to a group of fairy wrasses from the western Indian Ocean, sharing a combination of characters that include: short pelvic fins (not or barely reaching anal-fin origin); relatively unmarked dorsal and anal fins; males with a strongly lanceolate caudal fin (except in C. rubrisquamis); both sexes with a pair of prominent facial stripes above and below the orbit; and both sexes with prominent purple scales and osseus elements that persist, and stain purple, respectively, even in preservation. This group of fairy wrasse is part of a larger complex that includes related species from the western Pacific Ocean. In addition to meristic and morphometric comparisons, we also compare mitochondrial DNA sequence data to the aforementioned, putatively related species.
... Methods of counting and measuring follow Randall & Masuda (1991). Gill raker counts follow Tea & Gill (2017), and are presented as upper (epibranchial) + lower (ceratobranchial); the angle raker is included in the second count. In the description that follows, data are presented for all specimens examined, followed where variation was noted by data for the neotype in parentheses. ...
... Comparisons and phylogenetic interpretation. Tea & Gill (2017) commented on the putative relationships for a set of Cirrhilabrus species. These were Cirrhilabrus jordani Snyder (1904), C. blatteus Springer & Randall (1974), C. roseafascia Randall & Lubbock (1982), C. rubrisquamis Randall & Emery (1983), C. sanguineus Cornic (1987), C. lanceolatus Randall & Masuda (1991), C. claire Randall & Pyle (2001), C. earlei Randall & Pyle (2001) and C. shutmani Tea & Gill (2017), herein referred to as the C. jordani complex. ...
... Tea & Gill (2017) commented on the putative relationships for a set of Cirrhilabrus species. These were Cirrhilabrus jordani Snyder (1904), C. blatteus Springer & Randall (1974), C. roseafascia Randall & Lubbock (1982), C. rubrisquamis Randall & Emery (1983), C. sanguineus Cornic (1987), C. lanceolatus Randall & Masuda (1991), C. claire Randall & Pyle (2001), C. earlei Randall & Pyle (2001) and C. shutmani Tea & Gill (2017), herein referred to as the C. jordani complex. The species in this complex were hypothesised to be closely related based on the following combination of characters as defined by Tea & Gill (2017): relatively short pelvic fins (not or barely reaching anal-fin origin, except for C. claire with relatively long pelvic fins); a pair of stripes on head (in both sexes; strongly evident during nuptial display); and, dorsal and anal fins without obvious stripes or spots. ...
Article
Full-text available
The labrid fish Cirrhilabrus sanguineus Cornic is redescribed on the basis of the neotype, two male specimens, and an additional female specimen recently collected from the northern coast of Mauritius. We provide new live and nuptial colouration descriptions, as well as the first documented female specimen for the species. we also include a molecular phylogenetic analysis of related species, with brief comments on phylogenetic interpretation of putative relationships amongst members of the genus Cirrhilabrus.
... Cirrhilabrus apterygia belongs to the Cirrhilabrus jordani complex of fairy wrasses (Tea et al. 2021b), a lineage whose species are diagnosed based on the following combination of characters: pelvic fins relatively short (not or barely reaching anal-fin origin; absent in C. apterygia); a pair of stripes on head (in both sexes; strongly evident during male nuptial display); and dorsal and anal fins without obvious stripes or spots. Tea and Gill (2017) previously included C. claire Randall & Pyle, 2001 as a member of the C. jordani complex, though its phylogenetic position remained unclear and was only recently resolved based on a large molecular dataset (as a member of the C. lineatus complex; Tea et al. 2021b). The taxonomy of the related C. rubrisquamis Randall & Emery, 1983 from the western Indian Ocean is muddled, and the name is currently applied to several fishes with notable differences in colour pattern and morphology (in prep. ...
... Although a comprehensive taxonomic treatment of the genus is lacking, systematic studies have been done in parts. These include diagnoses of species complexes (see Tea et al. 2016;Walsh et al. 2017;Tea & Gill 2017;Tea et al. 2018;Tea et al. 2020), taxonomic revisions (Victor 2016;Tea et al. 2021a), and molecular phylogenomic studies (Tea et al. 2021b). The need for a generic revision of Cirrhilabrus is made clear by the rapidly growing body of literature in recent years, with the number of valid species now exceeding that of any other labrid genus. ...
Article
Full-text available
Conniella apterygia is redescribed from re-examination of the holotype, two paratypes, and six additional specimens. The genus is closely allied to Cirrhilabrus, sharing similarities in general morphological and meristic details, but is separated from Cirrhilabrus and most other labrid fishes in lacking pelvic fins and a pelvic girdle. Recent molecular phylogenetic studies have provided strong evidence for the deep nesting of Conniella within Cirrhilabrus, contradicting its generic validity and suggesting that the loss of pelvic elements is autapomorphic. Consequently, the species is redescribed and assigned to the genus Cirrhilabrus, as Cirrhilabrus apterygia new combination. The pelvic morphologies of related cirrhilabrin labrids are discussed, and a new synapomorphy is identified for Paracheilinus.
... Allen et al. (2015) listed 51 valid species in the genus. Seven other species have subsequently been described: Cirrhilabrus isosceles Tea et al. (2016), C. hygroxerus Allen & Hammer (2016), C. rubeus Victor (2016), C. africanus Victor (2016), C. efatensis Walsh et al. (2017), C. shutmani Tea & Gill (2017) and C. greeni Allen & Hammer (2017) bringing the valid species count to 58. Klausewitz (1976) erected the genus Cirrhilabrichthys to accommodate the placement of his new species, C. filamentosus. ...
... Methods of counting and measuring follow Randall & Masuda (1991). Gill raker counts follow Tea & Gill (2017), and are presented as upper (epibranchial) + lower (ceratobranchial); the angle raker is included in the second count. In the description that follows, data are presented for all type specimens, followed where variation was noted by data for the holotype in parentheses. ...
Article
Full-text available
Cirrhilabrus cyanogularis, sp. nov., is described on the basis of the holotype and three paratypes from Banguingui Island, Sulu Archipelago, Philippines, and a paratype from Sulawesi, Indonesia. The new species belongs to a complex consisting of C. filamentosus (Klausewitz), C. rubripinnis Randall & Carpenter, and C. tonozukai Allen & Kuiter. Aside from similar nuptial male coloration, the four species share the following character combination: a single row of cheek scales; dorsal-fin spines taller than dorsal-fin rays (slightly incised between spinuous and soft dorsal fin in C. rubripinnis and C. cyanogularis; last three dorsal-fin spines converging to form a single filament in C. tonozukai and C. filamentosus); relatively long pelvic fins (reaching past anal-fin origin); and isthmus and breast blue. The new species differs from the other members of the complex in lacking a dorsal filament, as well as possessing six predorsal scales, more extensive blue coloration on the isthmus, lower head and breast, and a soft dorsal fin with narrow black, medial stripe. The status of Klausewitz’s Cirrhilabrichthys is briefly discussed.
... The placements of C. claire, C. katoi, and C. laboutei could not be previously resolved with confidence in analyses of mitochondrial COI (see Tea and Gill 2017;Tea et al. 2018bTea et al. , 2020. Here, we place C. claire and C. katoi in the C. lineatus complex, but with coloration and morphological characters that depart from other members the group (see Tea et al. 2018bTea et al. , 2020. ...
Article
Full-text available
The fairy wrasses (genus Cirrhilabrus) are among the most successful of the extant wrasse lineages (Teleostei: Labridae), with their 61 species accounting for nearly 10% of the family. Although species complexes within the genus have been diagnosed on the basis of coloration patterns and synapomorphies, attempts to resolve evolutionary relationships among these groups using molecular and morphological data have largely been unsuccessful. Here we use a phylogenomic approach with a data set comprising 991 ultraconserved elements (UCEs) and mitochondrial COI to uncover the evolutionary history and patterns of temporal and spatial diversification of the fairy wrasses. Our analyses of phylogenetic signal suggest that most gene-tree incongruence is caused by estimation error, leading to poor resolution in a summary-coalescent analysis of the data. In contrast, analyses of concatenated sequences are able to resolve the major relationships of Cirrhilabrus. We determine the placements of species that were previously regarded as incertae sedis and find evidence for the nesting of Conniella, an unusual, monotypic genus, within Cirrhilabrus. Our relaxed-clock dating analysis indicates that the major divergences within the genus occurred around the Miocene-Pliocene boundary, followed by extensive cladogenesis of species complexes in the Pliocene-Pleistocene. Biogeographic reconstruction suggests that the fairy wrasses emerged within the Coral Triangle, with episodic fluctuations of sea levels during glacial cycles coinciding with shallow divergence events but providing few opportunities for more widespread dispersal. Our study demonstrates both the resolving power and limitations of UCEs across shallow timescales where there is substantial estimation error in individual gene trees.
... This applies to published information in the literature for some species we compare with our new species (Randall and Lubbock, 1982;Randall, 1988Randall, , 1992Allen and Randall, 1996). Although not explicitly mentioned in the methods, all pored lateral-line scale counts taken by the first and last author for previous studies conducted on species in this genus include the last overlapping scale (Tea and Gill, 2017;Tea et al., 2018aTea et al., , 2018bTea et al., , 2019, which we here clarify and amend. Because the last pored scale originates on the posterior part of the caudal peduncle rather than the caudal fin and is closely applied to the preceding pored scale, we consider its omission from the lateral scale series unnecessary (especially since no justification has been given for its exclusion). ...
Article
Full-text available
The new species, Cirrhilabrus briangreenei, is described on the basis of the holotype and six paratypes collected from mesophotic coral ecosystems of the Verde Island Passage, Philippines, between depths of 82 and 110 m. The new species is most closely related to Cirrhilabrus pylei, but it differs primarily in the presence of: more pored scales on the posterior lateral line (7–9 vs. 5–6); a lower number of circumpeduncular scales (14 vs. 16); a lower number of gill rakers (16–17 vs. 18–20); and differences in coloration details of the dorsal and caudal fins. Both species differ from all other congeners in sharing the following combination of characters: pelvic fins very long (56.5–70.0% SL), often extending past anal-fin terminus in males; caudal fin scintillating and iridescent in males; dorsal fin with sinuous scribbling in both sexes; anterior dorsal fin with a metallic blue spot on first one to two interspinous membrane spaces; snout with three parallel stripes from maxilla to anterior edge of orbit; and rest of head with a network of short broken pinstripes in both sexes. These characters are also distributed in part amongst other species of Cirrhilabrus, in particular, C. katoi, C. lineatus, C. rhomboidalis, and C. rubrimarginatus, and their putative relationships are discussed on the basis of meristic, morphometric, and molecular sequence data. We briefly comment on the variability of morphological characters within Cirrhilabrus and their implications towards phylogenetic classification, with remarks on methods for data collection for species of Cirrhilabrus.
... Following publication of the original article ( Tea et al., 2018), an error was noted in the museum registration number for the holotype of the new species Cirrhilabrus cyanogularis (PNM 15354). This registration number is a duplicate number already in use for the holotype of Cirrhilabrus shutmani (Tea & Gill, 2017). The new registration number for the holotype of Cirrhilabrus cyanogularis is now PNM 15360. ...
Article
Following publication of the original article (Tea et al., 2018), an error was noted in the museum registration number for the holotype of the new species Cirrhilabrus cyanogularis (PNM 15354). This registration number is a duplicate number already in use for the holotype of Cirrhilabrus shutmani (Tea & Gill, 2017). The new registration number for the holotype of Cirrhilabrus cyanogularis is now PNM 15360.
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Cirrhilabrus rubrisquamis is redescribed on the basis of the juvenile holotype and compared to known species of Cirrhilabrus . Examination of material from the Maldives identified as C. rubrisquamis reveal differences from the holotype collected from the Chagos Archipelago. Consequently, the Maldivian specimens are herein described as Cirrhilabrus finifenmaa sp. nov. , on the basis of the holotype and twelve paratypes. The new species differs from all congeners in having: males with anterior third to half of body bright magenta, peach to orange-pink posteriorly; lateral line with 22–26 pored scales (16–18 in the dorso-anterior series, 6–8 in the posterior peduncular series); tenth to eleventh dorsal-fin spine longest (14.0–15.5% SL); scales on the opercle, chest, isthmus, and anterior third of the body with a dark purple-red central region (purple in alcohol), the markings joining appearing crosshatched; dorsal, caudal, anal, and pelvic-fin rays purple in alcohol. Meristic details and coloration patterns of C. rubrisquamis are very similar to C. wakanda from Tanzania, Africa, although synonymy of both species cannot be determined without additional material from Chagos. This potential synonymy is briefly discussed; however, until such material becomes available, the taxonomic statuses of C. wakanda and C. rubrisquamis are here provisionally regarded as valid.
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A new species of labrid, Cirrhilabrus marinda, is described from 29 type specimens, 17.4–45.9 mm SL, collected at Ayau Atoll, West Papua Province, Indonesia and 7 non-type specimens, 32.0–67.0 mm SL, from Halmahera, Indonesia and the vicinity of Espiritu Santo, Vanuatu. The new taxon is closely related to Cirrhilabrus condei of Indonesia (West Papua), Papua New Guinea, Solomon Islands, Coral Sea, and the northern Great Barrier Reef, mainly differing in the shape and colouration of the male dorsal fin. The spinous dorsal fin of C. marinda is mostly black and noticeably taller than the soft portion in comparison with C. condei, which has a more uniform fin profile with black colouration restricted to the outer fin margin. The population of C. marinda from Ayau Atoll differs from conspecific populations in other regions and from C. condei in having an exceptionally small maximum size of approximately 46 mm SL, with mature females as small as 30.4 mm SL. The two species are broadly sympatric, but do not share the same habitat; C. marinda prefer deeper offshore sand habitats. The barcode (COI) mitochondrial DNA sequences of the new species are the same as C. condei, apparently a case of phenotypic divergence outpacing changes in mitochondrial genotype. As in other reported cases of this phenomenon, the phenotypic differences are in the male mating display, which would be expected in the early stages of species divergence.
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The new labrid species, Cirrhilabrus efatensis, is described from six specimens, 42.7–69.4 mm SL, collected from Éfaté Island in Vanuatu in the South Pacific Ocean. The new species, along with C. bathyphilus and C. nahackyi, form a small complex of allopatric closely related species in the southeastern Pacific Ocean, distinguished by a combination of features of the color pattern of terminal-phase males: black anteriormost dorsal-fin spines and membranes, a relatively uniform red-to-orange body color, a yellow anal fin with a blue-violet outer margin, and a dusky nape. The new species differs from C. bathyphilus and C. nahackyi in having a bright-red head and anterior body delimited abruptly from the orange posterior body. The mtDNA barcode COI sequence for C. efatensis is the same as that of C. bathyphilus and C. nahackyi, not surprising in view of the prevalence of shared haplotypes among some members of species complexes in Cirrhilabrus and Paracheilinus. The new species is apparently endemic to Vanuatu, adjacent to the range of C. bathyphilus in the Coral Sea, but not overlapping, and is likely another example of microendemism for the genus.
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A new species of labrid fish, Cirrhilabrus hygroxerus, is described from 19 type specimens, 38.4–56.1 mm SL, collected from the eastern Timor Sea, Northern Territory, Australia. The new taxon belongs to a species complex containing five other Indo-Pacific species, comprising C. humanni (western Lesser Sunda Islands of Indonesia and East Timor), C. joanallenae (western Sumatra), C. morrisoni (Hibernia Reef, western Timor Sea), C. naokoae (Nias Island, western Sumatra), and the widespread C. rubriventralis (Red Sea, western Indian Ocean, Maldives, and Sri Lanka). Members of this complex typically have a single row of scales on the cheek and share the unique combination in the terminal-phase (TP) male of an elevated anterior dorsal fin, rounded caudal fin, and large fan or club-shaped pelvic fins without filamentous extensions. The new species is most similar to C. humanni and C. morrisoni, and the three species have apparently allopatric distributions in the Timor Sea-western Sunda Islands region. These three species share a uniquely shaped dorsal fin characterized by the presence of an anterior elevated, spike-like pennant. The best means of separating these species are differences in the color patterns of the TP male, primarily on the head, upper body, and on the dorsal, anal, and pelvic fins. The new species is distinguished by a combination of a yellow-orange upper head, blackish upper body, mainly blackish dorsal fin, and scarlet-red pelvic and anal fins. The female of C. hygroxerus is most similar to that of C. morrisoni, sharing a yellowish head and yellow pectoral-fin base.
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The new labrid species, Cirrhilabrus isosceles, is described from six specimens, 31.0–56.7 mm SL, collected from the Ryukyu Archipelago of Japan and the northern reaches of the Philippines in the western Pacific Ocean. The holotype and a paratype were collected at 35 m depth from Funauki Bay, Iriomote-jima, Ryukyu Islands, while the four other paratypes were collected at 24–36 m from Fuga Island, Cagayan Province, northern Philippines. The new species is distinguished by features of the terminal-phase male: i.e. color pattern, a prominent long mid-dorsal-fin basal dark spot, and a broadly lanceolate caudal fin. Despite its atypical caudal-fin shape, the new species has similar color patterns to the Cirrhilabrus lunatus species complex, which differ in having a somewhat lunate caudal fin. Indeed, the mtDNA barcode COI sequences for the new species matches those of some other members of the C. lunatus complex, specifically C. cf. lunatus, C. brunneus, and C. squirei (shared mtDNA haplotypes among species has been documented in other Cirrhilabrus species complexes). Cirrhilabrus isosceles is sympatric with three other members of the C. lunatus complex, and apparently hybridizes with at
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The new labrid fish species, Pseudojuloides labyrinthus n. sp., is described from three specimens obtained via the aquarium trade from Kenya, in the western Indian Ocean. The species is similar in appearance to other Indo-Pacific Pseudojuloides in the P. severnsi complex, distinguished mainly by the markings of the terminal-phase male, which includes a maze of lines on the head and three thicker blue stripes along the rear body. Despite the similarity in appearance, the new species is 9.66% divergent in the sequence of the mtDNA barcode marker COI (minimum interspecific divergence, pairwise; 10.54% K2P distance) from its nearest relative, P. edwardi, also found in Kenya. A neighbor-joining tree and genetic distance matrix is presented for 12 of the 14 known species in the genus Pseudojuloides.
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Assistant Professor 0./ Zoology in Leland Stanford Junior Unil1ersity. This paper contains a list of the species of fishes obtained by the United States Fish Commission steamer Alba,f'ro88, Chauncey Thomas, commander, in the shore and reef work about the Hawaiian Islands during the spring and summer of IHO~, under the general direction of Dr. David Starr Jordan and Dr. Barton Warren Evermann, In addition to the fishes collected from the tide pools and from the shallow water neal' shore, a few are included which were taken from depths of 75 fathoms or more, while some have come from near the surface far out at sea. Several species occurring in the rivers and ponds are also noted. Many of the rarer forms, which arc only occasionally caught by the fishermen, were secured through the kindly Interest of Mr. E. Louis Berndt, inspector of fisheries in Honolulu. The writer takes pleasure in expressing his obligations to Dr. Charles H. Gilbert, who had immediate supervision of the zoological work of the AI1Jatro.~8, and also to Dr. Jordan, for much help and for many valuable suggestions in the preparation of this paper. Dr. • Jordan's advice has been followed in all matters of nomenclature. The following genera and species, believed to be new to science, are described: Veternio, new genus of Leptocephalida-, Gymnothorax berndti. Apogon erythrinns, Collybus, new genus of Bramidee, Gymuothorax mucifer. Cirrhilabrus [ordani, Careharias insularum, Gymnothorax xanthostomus. Pseudojulis cerasina. Carchariaa nesiotes, Gymnothorax waialuse, Hemipteronotus [enkinsi. Veternio verrens. Uropterygius leueurus. Chretodon corallicola. 8-rhagebranchus flavicaudus. Exonautes gilherti. Holacanthus fisheri. Callechelys luteus, Carangus cheilio. Stephanolepis pricei. Moringua hawaiiensis. Carangoides ajax. Antennarius nexilis. Gymnothorax nuttingi. Collybus drachme. Antennarius duescus.
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Cirrhilabrus blatteus and Cirrhilabrus rubriventralis, new species, are described from the northwestern Red Sea, Gulf of Elat (= Gulf of 'Aqaba). C. blatteus, the largest species of the genus (up to at least 114 mm SL), is distinctive in color, particularly the purple of its bones, which persists in preservative, and in the biserial pairing of some of the suborbital pores. C. rubriventralis differs from all known species of the genus in having a single row of scales on its cheek, as well as a marked prolongation of the interspinous membranes at the anterior end of the dorsal fin of males.
Poissons de l'Ile Maurice. Editions de l'Océan Indien
  • A Cornic
Cornic, A. (1987) Poissons de l'Ile Maurice. Editions de l'Océan Indien, Stanley, Rose-Hill, Ile Maurice, xi + 335 pp. Kuiter, R.H. (2010) Labidae Fishes: Wrasses. Aquatic Photographics, Seaford, 390 pp.
A new labrid fish of the genus Cirrhilabrus from the Chagos Archipelago, Indian Ocean
  • J E Randall
  • A R Emery
Randall, J.E. & Emery, A.R. (1983) A new labrid fish of the genus Cirrhilabrus from the Chagos Archipelago, Indian Ocean. Journal of Aquariculture & Aquatic Sciences, 3 (2), 21-24.
Three new labrid fishes of the new genus Cirrhilabrus from the southwestern Pacific. Occasional Papers of Bernice Pauahi Bishop Museum
  • J E Randall
  • R Lubbock
Randall, J.E. & Lubbock, R. (1982) Three new labrid fishes of the new genus Cirrhilabrus from the southwestern Pacific. Occasional Papers of Bernice Pauahi Bishop Museum, 25, 1-12.