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Philippine and Malayan Ploiariinae (Hemiptera, Reduviidae)

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... The emesine genus Ademula McAtee & Malloch, 1926 is a small group of 14 species currently placed in the tribe Emesini but was formerly in Ploiariolini (Maldonado, 1990;Rédei, 2005;Standring et al., 2023). Members of Ademula are small-sized and usually pale-coloured species with variable colour patterns on legs and forewings, and can be recognised within the tribe by the following combination of characters: the posterior pronotal lobe has a well-developed lateral carina; the scutellum and the abdominal tergite I each bears a spine-like process; the metanotum is rounded apically or has a small process; the fore tarsus is three-segmented; the fore wing has a single discal cell, and a single vein (M + Cu) is extending basally from the cell (McAtee & Malloch, 1926;Wygodzinsky, 1966;Ishikawa & Yasunaga, 2004;Ishikawa & Miyamoto, 2012). Ademula has an apparently disjunct distribution in the Old World, with five species known in the Afrotropical Region, four in the Australasian Region, and another five in the Oriental Region (Rédei, 2005). ...
... Ademula abluta McAtee & Malloch, 1926 OR: Malay Peninsula, Philippines; PA: Japan Wygodzinsky (1966); Ishikawa & Yasunaga (2004) Ademula aemula Rédei, 2005OR: southern China Rédei (2005 Ademula austrina Wygodzinsky, 1956AU: Australia Wygodzinsky (1966 Ademula callipennis, new species OR: southern China present studyAdemula comorensis Villiers, 1970AF: Comoro Islands Villiers (1970 Ademula contaminata (Distant, 1903 Hsiao & Ren (1981) Ademula pauliani (Villiers, 1949) AF: Côte d'Ivoire, Sierra Leone Wygodzinsky (1966) Ademula peregrina Wygodzinsky, 1966AF: Madagascar Wygodzinsky (1966 Ademula reticulata McAtee & Malloch, 1926OR: Borneo, Java, Singapore Wygodzinsky (1966 Ademula reticulatoides Wygodzinsky & Usinger, 1960AU: Caroline Islands Wygodzinsky (1966 above discoveries indicate the potential diversity of Ademula in southern China and the Indochinese Peninsula, and there is no doubt that more species could be discovered in East and Southeast Asia by future field investigations. ...
... Ademula comorensis Villiers, 1970AF: Comoro Islands Villiers (1970 Ademula contaminata (Distant, 1903 Hsiao & Ren (1981) Ademula pauliani (Villiers, 1949) AF: Côte d'Ivoire, Sierra Leone Wygodzinsky (1966) Ademula peregrina Wygodzinsky, 1966AF: Madagascar Wygodzinsky (1966 Ademula reticulata McAtee & Malloch, 1926OR: Borneo, Java, Singapore Wygodzinsky (1966 Ademula reticulatoides Wygodzinsky & Usinger, 1960AU: Caroline Islands Wygodzinsky (1966 above discoveries indicate the potential diversity of Ademula in southern China and the Indochinese Peninsula, and there is no doubt that more species could be discovered in East and Southeast Asia by future field investigations. ...
Article
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Two new species of the thread-legged bug genus Ademula McAtee & Malloch, 1926 (Hemiptera: Reduviidae: Emesinae: Emesini, formerly Ploiariolini) from China, A. callipennis, new species, and A. corniculata, new species, are described and illustrated in the present paper. COI barcodes of these two new species and an updated key to the Oriental species of Ademula are provided. The distribution of Ademula in East and Southeast Asia is briefly discussed.
... This genus is cosmopolitan in distribution, with native species occurring in all zoogeographic realms except Antarctic (Wygodzinsky 1966;Maldonado 1990;Putshkov & Moulet 2009). Members of Ploiaria exhibit significant diversity in morphology, but different forms cannot be distinguished reliably into genus-level taxa by current knowledge (McAtee & Malloch 1926;Wygodzinsky 1966;Ishikawa et al. 2008;Rédei & Tsai 2010). A recent molecular-based phylogenetic analysis of the Emesine complex (Emesinae, Saicinae and Visayanocorinae), however, recovered a polyphyletic Ploiaria (Standring et al. 2023), indicating that future re-evaluation of the morphological characters within Ploiaria may lead a reorganization of genus-level taxonomy. ...
... Chen, pers. obs.), and the identity of some known species [especially those described by McAtee & Malloch (1926)] needs to be checked. ...
... Members of Ploiaria are diverse in morphology, which has been discussed by McAtee & Malloch (1926), Wygodzinsky (1966) and Ishikawa et al. (2008). A recent study based on molecular data indicated that Ploiaria is nonmonophyletic (Standring et al. 2023). ...
Article
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Ploiaria hamulosa n. sp. is described and illustrated based on specimens from northern Laos. This new species is characterized by the relatively long anteocular region of the head, the presence of a long erect seta on the fore trochanters, the elongate pygophore, and the strongly curved and barb-bearing parameres. Based on the examination of the holotypes, Lhostella rondoni Dispons, 1965 and Ploiaria maldonadoi Baena, 1992 are considered as junior synonyms of Ploiaria mellea McAtee & Malloch, 1926. The genus Ploiaria Scopoli, 1786 is recorded from Laos for the first time.
... Dohrn (1860) described Gardena melinarthrum from an apterous specimen collected in Ceylon (=Sri Lanka). McAtee & Malloch (1926) reported the species from the Philippines by describing a new form as Gardena melinarthrum var. femoralis McAtee & Malloch, 1926 and simultaneously also synonymized Dohrn's another species, Gardena semperi Dohrn, 1863 as a winged male of G. melinarthrum. ...
... McAtee & Malloch (1926) reported the species from the Philippines by describing a new form as Gardena melinarthrum var. femoralis McAtee & Malloch, 1926 and simultaneously also synonymized Dohrn's another species, Gardena semperi Dohrn, 1863 as a winged male of G. melinarthrum. Wygodzinsky (1966) illustrated brachypterous form known from other localities (e.g., Taiwan, Philippines, Java, Australia) and synonymized G. m. femoralis with G. melinarthrum. ...
... Fore femur has preapical pale spot (mentioned in var. femoralis by McAtee & Malloch 1926), which is absent in winged form. ...
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An emesine bug, Gardena melinarthrum Dohrn, 1860, is reported from two areas in India—Kerala and Assam. Both, macropterous and apterous forms are found in India. This is the first illustrated report of this assassin bug from India.
... Most specimens were entangled in the web and mutilated, but two more or less intact males and two females suitable for microscopic examination and dissection were recovered. Based on the available literature (McAtee & Malloch 1926, Wygodzinsky 1966 and comparisons with digital photos of the relevant type material the specimens were identified as Ploiaria mellea McAtee & Malloch, 1926. The genus Ploiaria Scopoli, 1786 is cosmopolitan, species rich genus belonging to the tribe Leistarchini. ...
... Most specimens were entangled in the web and mutilated, but two more or less intact males and two females suitable for microscopic examination and dissection were recovered. Based on the available literature (McAtee & Malloch 1926, Wygodzinsky 1966 and comparisons with digital photos of the relevant type material the specimens were identified as Ploiaria mellea McAtee & Malloch, 1926. The genus Ploiaria Scopoli, 1786 is cosmopolitan, species rich genus belonging to the tribe Leistarchini. ...
... The original description of P. mellea McAtee & Malloch, 1926, based on a single female, is brief, without any illustrations, and mainly referring to coloration. The male of this species has never been reported or described. ...
Article
A macropterous species, Ploiaria mellea McAtee & Malloch, 1926 (Hemiptera: Heteroptera: Reduviidae: Emesinae: Leistarchini) is reported for the first time from India; the previously unknown male is illustrated and described. The species was originally described from the Philippines. Since the species was found in three climatically different localities near Pune, it must be a well-established emesine bug that has so far remained undetected or unidentified in India.
... contains nine described species to date; the species described in the present paper is the tenth. The described species are: 1, M. annulifera McAtee & Malloch, 1926 (type locality: Balang Padang, Malay Peninsula); 2, M. blotei Wygodzinsky, 1966 (type locality: Sumatra); 3, M. fluitaria McAtee & Malloch, 1926 (type locality: Kuala Lampur, Gombak Valley, Malaysia); 4, M. greeni Distant, 1903 (type locality: Ceylon = Sri Lanka); 5, M. karenia Distant, 1903 (type locality: Burma = Myanmar); 6, M. kempi China, 1924 (type locality: Assam, India); 7, M. tipulina Reuter, 1881 (distributed in East Asia and Australia, type locality unknown); 8, M. incompta Rédei, 2005 (type locality: Pakistan); and 9, M. zebrina Rédei, 2005 (type locality: Bangalore, India). ...
... contains nine described species to date; the species described in the present paper is the tenth. The described species are: 1, M. annulifera McAtee & Malloch, 1926 (type locality: Balang Padang, Malay Peninsula); 2, M. blotei Wygodzinsky, 1966 (type locality: Sumatra); 3, M. fluitaria McAtee & Malloch, 1926 (type locality: Kuala Lampur, Gombak Valley, Malaysia); 4, M. greeni Distant, 1903 (type locality: Ceylon = Sri Lanka); 5, M. karenia Distant, 1903 (type locality: Burma = Myanmar); 6, M. kempi China, 1924 (type locality: Assam, India); 7, M. tipulina Reuter, 1881 (distributed in East Asia and Australia, type locality unknown); 8, M. incompta Rédei, 2005 (type locality: Pakistan); and 9, M. zebrina Rédei, 2005 (type locality: Bangalore, India). ...
... nov. Myiophanes (M.) fluitaria McAtee & Malloch, 1926 (body length: 23 mm) and M. (M.) annulifera McAtee & Malloch, 1926 (body length: 15 mm), both described from the Malay Peninsula, have a markedly differently coloured forewing that is deeply emarginate apically (McAtee & Malloch 1926: figs. 34-35). ...
Article
A new thread-legged assassin bug species, Myiophanes (Myiophanes) wygodzinskyi sp. nov. (Hemiptera: Heteroptera: Reduviidae: Emesinae: Emesini), collected from Ravana Cave in Uva Province of Sri Lanka, is described. It is the largest species of the genus described so far.
... Ademula McAtee & Malloch, 1926 includes small macropterous species distributed in Australian, Ethiopian, and Oriental regions; key to the species described prior to 1966 was published by Wygodzinsky (1966); Capriles (1990) subsequently listed 13 species and the 14 th species was added by Rédei (2005). Very recently, Chen et al. (2023) added two more species from southwestern China, so the total number of species of Ademula is now 16. ...
... Ademula was erected by McAtee & Malloch (1926) to accommodate two species described simultaneously: A. reticulata as the type species of the genus (type locality: Singapore; a paratype from Sandakan, Borneo) and A. nubecula (type locality: Sandakan, Borneo); however, only comparative comments with reference to a few other genera like Tridemula Horváth, 1914 and Empicoris Wolff, 1811 were given by the original authors. A detailed diagnosis of the genus was subsequently given by Wygodzinsky (1966). ...
Article
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Emesine bug Ademula contaminata (Distant, 1903) is recorded from India for the first time and rediscovered from Sri Lanka. Details of its morphology, including the male genitalia, are presented along with images of the habitat. Images of living bugs in natural habitat are presented along with some comments on natural history of these bugs.
... McAtee and Malloch (1926) identified a male specimen from Luzon, Philippines as I. alatus, and accordingly considered that this species represented the winged form of Schidium marcidum (Uhler, 1896). Wygodzinsky (1956) examined the specimen studied by McAtee and Malloch (1926), further discussed the relationship between I. alatus and S. marcidum, and formally synonymized these two species. Subsequent works almost consistently treated I. alatus as a junior synonym of S. marcidum. ...
... The above synonymy of I. alatus and S. marcidum was apparently based on the misidentified male from the Philippines examined by McAtee and Malloch (1926). As these two species are different in many aspects, it is hereby rejected. ...
Article
The thread-legged bug genus Onychomesa Wygodzinsky 1966 (Hemiptera: Reduviidae: Emesinae: Emesini, formerly Metapterini) and its three described species are reviewed. The Sri Lankan species Ischnonyctes alatus Distant 1903 is resurrected from the synonymy with Schidium marcidum (Uhler, 1896) and transferred to Onychomesa, and O. susainathani Wygodzinsky, 1966 is considered a junior synonym of this species, resulting in the following taxonomic changes: O. alata (Distant 1903), stat. rev. et comb. nov. = O. susainathani Wygodzinsky 1966, syn. nov. The lectotype of I. alatus is designated. A new species, O. schuhi Chen et Cai, sp. nov., is described from Hainan Island, southern China. An updated key to the species of Onychomesa is provided.
... This is the largest genus in the tribe, with approximately 78 described species (Maldona 1990). The genus is distributed throughout the globe, but has been most extensively treated in the New World (e.g. McAtee and Malloch 1925). The Old World fauna is very poorly understood, with many species known only from their descriptions (Wygodzinsky 1966). ...
... Figs. 13, 16 A, B Ploiariodes rubromaculatus Blackburn, 1889: 349. Empicoris rubromaculatus: McAtee & Malloch, 1925: 16,fig. 2. Ploiariola rubromaculata: China, 1938: 22. Empicoris rubromaculatus obsoletus McAtee and Malloch, 1925: 132. ...
Article
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The Australian members of the emesine tribe Ploiaiolini (Hemiptera: Heteroptera: Reduviidae) are revised. A key, as well as diagnoses and figures, are presented for all 16 Australian species. Seven new species are described. Four species previously not recorded from Australia are included in the continent's fauna. Emesopsis is expanded to include species in which the basal cell of the forewing is absent.
... Gardena specimen was initially identified as Gardena fasciata Distant, 1909, because the characters were matching with the original description, and subsequent redescription, with habitus drawing (Distant 1909(Distant , 1910. McAtee & Malloch (1926) also gave brief comments on colouration of Gardena brevicollis. Wygodzinsky (1966), in a monograph on world Emesinae, synonymized Gardena fasciata with Gardena brevicollis and stated: "nothing in Distant's description and figure of his fasciata distinguishes it from brevicollis. ...
Article
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Two Emesinae bugs, namely Stenolemus crassirostris Stål, 1871, and Gardena brevicollis Stål, 1871, are being reported for the first time from India. Both are widespread species but have never been recorded from India.
... Currently 27 extant species of Ploiariolini have been described from Oriental and Australian Regions, and only one pantropical species, Emesopsis nubila Uhler, 1893, is widely distributed in both the Old and New World tropics (Putshkov & Putshkov, 1988;Maldonado Capriles, 1990;Ishikawa & Okajima, 2004, 2006, including the United States (Putshkov & Putshkov, 1996). However, our recent investigation has confirmed that the genus Emesopsis is most likely combined conglomerate genus, which was pointed out earlier (McAtee &Maloch, 1926;Wygodzinsky, 1966), and a rational subdivision of Empicoris is waiting for its solving in the nearest future. ...
Article
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Two new fossil representatives of the assassin bug family Reduviidae are described as new from Baltic amber (Upper Eo-cene), belonging to the genus Emesopsis of the tribe Ploiariolini (Emesinae): Emesopsis putshkovi sp. nov. and E. similis sp. nov. These representatives of the Emesinae are the oldest fossil bugs of the genus Emesopsis known so far, and reported for the first time. This genus is also briefly diagnosed.
... Currently 27 extant species of Ploiariolini have been described from Oriental and Australian Regions, and only one pantropical species, Emesopsis nubila Uhler, 1893, is widely distributed in both the Old and New World tropics (Putshkov & Putshkov, 1988;Maldonado Capriles, 1990;Ishikawa & Okajima, 2004, 2006, including the United States (Putshkov & Putshkov, 1996). However, our recent investigation has confirmed that the genus Emesopsis is most likely combined conglomerate genus, which was pointed out earlier (McAtee &Maloch, 1926;Wygodzinsky, 1966), and a rational subdivision of Empicoris is waiting for its solving in the nearest future. ...
Article
Two new fossil representatives of the assassin bug family Reduviidae are described as new from Baltic amber (Upper Eo-cene), belonging to the genus Emesopsis of the tribe Ploiariolini (Emesinae): Emesopsis putshkovi sp. nov. and E. similis sp. nov. These representatives of the Emesinae are the oldest fossil bugs of the genus Emesopsis known so far, and reported for the first time. This genus is also briefly diagnosed.
... Comprising approximately 90 genera and more than 900 described species, thread-legged assassin bugs or Emesinae is a relatively species-rich subfamily among Reduviidae (MALDONADO CAPRILES 1990). The most important contributions to the Indo-Pacific and Australian fauna were presented by MCATEE and MALLOCH (1926) (Malaysia and the Philippines), WYGODZINSKY (1956) (Australia) and WYGODZINSKY and USINGER (1960) (Micronesia). A modern comprehensive survey of the subfamily on worldwide basis was presented by WYGODZINSKY (1966). ...
Article
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Ploiaria metapterina sp. n. is described from SE Australia. The new species has unique fore leg armature and seems to be related to the Australian P. guttata WYGODZINSKY, 1956 and P. musgravei WYGODZINSKY, 1956. The apterous female of the New Guinean species P. biroi WYGODZINSKY, 1966, previously known only from a macropterous male, is described first. The type depository of P. biroi, erroneously given with the original description of the species, is the Hungarian Natural History Museum, Budapest. Bargylia longispina sp. n. is described from NE Australia. It differs rather sharply from all previously described species and many characters connect it to the African genus Bobba. The relationships between Bargylia and Bobba are discussed.
... It is interesting to note that each of the three species, B. lucifugus, B. furcosus, and B. zetteli, which are morphologically similar to Bagauda zigzag sp. n. are known to occur exclusively in caves, and each of them is known only from a single cave (McAtee & Malloch 1926;Ribes 1987;Rdei 2005 For the numerous synonyms of the genus see Wygodzinsky (1966: 158), Maldonado Capriles (1990: 108), Cassis & Gross (1995: 292), and Putshkov & Putshkov (1996: 158). ...
Article
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Thread-legged assassin bugs (Hemiptera: Heteroptera: Reduviidae: Emesinae) belonging to the tribes Collartidini, Leistarchini, Emesini, and Metapterini of Taiwan are surveyed. Eight genera and thirteen species are recognized, four species are described as new. Collartidini (represented by the genus Collartida Villers, 1949) is recorded for the first time not only from Taiwan but from Southeast Asia as well. Ploiaria ryukyuana Ishikawa & Tomokuni, 2002, Gardena albiannulata Ishikawa, 2005, and Stenolemus crassirostris Stål, 1871 are recorded for the first time from Taiwan. The species Collartida peregrina sp. n., Bagauda zigzag sp. n., Ploiaria huangorum sp. n., and Stenolemus alikakay sp. n. are described as new. Identification keys to the species of the above tribes occurring in Taiwan are presented, and their zoogeography is briefly discussed. (© 2010 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim)
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The nomenclatural and taxonomic issues regarding the thread-legged bug genera Pleias Kirkaldy, 1901 and Bagauda Bergroth, 1903 are reviewed, and Pleias is concluded to be the valid name of the genus. A comprehensive review of Pleias is conducted, resulting in 18 new combinations and two new synonymies [P. aelleni (Villiers, 1970) comb. n., P. atypica (Ghate, Boyane & Joshi, 2019) comb. n., P. avida (Bergroth, 1903) comb. n., P. brunnea (McAtee & Malloch, 1926) comb. n., P. cavernicola (Paiva, 1919) comb. n., P. creppei (Lhoste, 1939) comb. n. = Bagauda gilletti Miller, 1956 syn. n., P. ernstmayri (Kulkarni & Ghate, 2016) comb. n., P. furcosa (Ribes, 1987) comb. n., P. gigantea (Lhoste, 1939) comb. n., P. lucifuga (McAtee & Malloch, 1926) comb. n., P. monodi (Villiers, 1972) comb. n., P. similis (Wygodzinsky, 1966) comb. n., P. smithersi (Wygodzinsky, 1966) comb. n., P. splendens (Distant, 1906) comb. n., P. strinatii (Villiers, 1970) comb. n., P. tenebricola (Horváth, 1910) comb. n., P. wagneri (Villiers, 1949) comb. n. = B. eriksoni Miller, 1954 syn. n., and P. zetteli (Rédei, 2005) comb. n.]. The bibliographies, diagnosis, and known distribution records are presented for all described species, and three new species [P. fashengi sp. n. (from Yunnan, China), P. serrata sp. n. (from Sabah, Malaysia), and P. trimaculata sp. n. (from Sulawesi, Indonesia)] are described. The identification keys to the African and Asian species of Pleias are provided. The systematic relationships, distribution, and ecology of the genus are discussed.
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The thread-legged assassin bug Bagauda avidus Bergroth, 1903 (Hemiptera: Heteroptera: Reduviidae: Emesinae: Leistarchini), the type species of the genus Bagauda Bergroth, 1903, is redescribed based on light microscopic observations and scanning electron microscopy images. Additional five species of Bagauda occurring in India are briefly reviewed.
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The reduviid genus Empicoris Wolff, 1811 is recorded from Indonesia for the first time, based on the four known species, E. discalis McAtee and Malloch, 1926, E. minutus Usinger, 1946, E. rubromaculatus (Blackburn, 1889), and E. tesselatoides Wygodzinsky and Usinger, 1960, and one new species, E. eburneus Ishikawa and Okajima, sp. nov. The new species is recognized by having the posterior pronotal lobe whitish to pale yellow with a large tubercle posteromedially, the lateral carina of the pronotum well developed and bent at one-third of the way from its anterior end, the scutellar spine long and bent in the middle, the profemur pale yellow with five brownish annulations, and other characters.
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A new cavernicolous, thread-legged assassin bug, Bagauda ernstmayri sp. nov. (Hemiptera: Heteroptera: Reduviidae: Emesinae), collected from a cave near Satara, in the Western Ghats of Maharashtra, India, is described. Its interaction with the web of an uloborid spider Zosis geniculata (Olivier, 1789) (Araneae: Uloboridae) is discussed.
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Abstract The emesine assassin bug genus Emesopsis is reported from Vietnam for the first time and is briefly diagnosed, and two new species of the genus, E. longipilosa and E. albispinosa, are described. They were collected by beating dead, drooping leaves of the banana, Musa acuminata (Musaceae).
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Based on materials deposited in the Hungarian Natural History Museum, a new species, Ademula aemula sp. n. is described from Taiwan. Gardena muscicapa (Bergroth, 1906) is reported to be new to the Taiwanese fauna. A remarkable dark-coloured specimen of the endemic Taiwanese species Schidium confine Wygodzinsky, 1966 is reported and briefly described.
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