Alexey Shavrin

Daugavpils University · Daugavpils University, Institute of Life Sciences and Technology,

A new species of the genus Trichodromeus Luze, 1903 from Afghanistan is described and illustrated: T. ottoi sp. n. A new combination is proposed: T. salangensis (Tronquet, 1981) comb. n. (from Geodromicus).

A new species of the genus Dropephylla Mulsant & Rey, 1880 is described and illustrated: D. loebli sp. nov. (northeastern Türkiye, Kars). Besides that, new faunistic data for 16 species (Omaliini) from the Western Palaearctic Region are provided. The aedeagus of D. cretica Jászay & Hlaváč, 2006 is illustrated. Several species are recorded from cert...

Taxonomic and faunistic data for seven species of the atrocephalum and two species of the fusculum groups of the genus Anthobium Leach, 1819 of the Western Palaearctic region are presented. Three species are redescribed and illustrated: North African A. longicorne (Fauvel, 1886), Iberian A. moczarskii (Scheerpeltz, 1961) and Caucasian A. tenue (Epp...

Taxonomic, diagnostic and faunistic data for 30 species of three genera (Agaricochara Kraatz, 1856 (one species), Gyrophaena Mannerheim, 1830 (27 species) and Sternotropa Cameron, 1920 (two species) of the subtribe Gyrophaenina Kraatz, 1856 of Kunashir Island (Kuril Islands, Far Eastern Russia) are provided. All these species are recorded from Kuna...

Five genera of the “Hygrogeus” complex of the omaliine tribe Anthophagini Thomson, 1859 are (re-)described and illustrated: Hygrogeus Mulsant & Rey, 1880, Trichodromeus Luze, 1903, Asiageodromicus gen. n., Himalodromeus gen. n. and Microhygrodromicus gen. n. The genus Hygrogeus contains three species: H. aemulus (Rosenhauer, 1847), known from the M...

New taxonomic and faunistic data for nine species of Paraphloeostiba Steel, 1960 and one species of Xanthonomus Bernhauer, 1926 (X. guineensis Shavrin, 2024) from the eastern Palaearctic, Oriental and Papuan regions are provided. Three new species of Paraphloeostiba are described and illustrated: P. acrolochaoides sp. nov. and P. brevicula sp. nov....

Omaliopsis schawalleri sp. n. from Bhojpur District (eastern Nepal) is described as new for science and illustrated. The new species is compared with two Eastern Palaearctic species with a bilobed apical part of the wide median lobe: O. musaphila (Rougemont, 2017) from China, and O. propinqua Shavrin, 2023 from Taiwan.

Taxonomic and faunistic data for three species of Hygrodromicus Tronquet, 1981 is presented. Two species are (re-)described and illustrated: H. incrassatus sp. n. from Pakistan and Middle Asian H. splendidus Zerche, 1992. A distribution map for these is given. A new synonymy is established: H. coriaceus (Cameron, 1924) = Hygrogeus ledouxi Coiffait,...

Taxonomic and faunistic data for four Himalayan species of the genus Mannerheimia Mäklin, 1880 are presented. Three species are redescribed and illustrated: M. cachemirica Coiffait, 1982 (India: Kashmir), M. emodensa Coiffait, 1977 (Nepal) and M. obscura Coiffait, 1982 (Pakistan, India, Nepal). A new synonymy is established: M. cachemirica = M. vic...

Nipponophloeostiba hammondi sp. nov. (Staphylindae: Omaliinae), a new species from India (Uttarakhand), is described and illustrated. Based by some details of the body, this species is similar to Malaysian N. thayeri Shavrin, 2020, from which can be distinguished by different proportions of the pronotum and the elytra, and different morphology of t...

The fundamental value of universal nomenclatural systems in biology is that they enable unambiguous scientific communication. However, the stability of these systems is threatened by recent discussions asking for a fairer nomenclature, raising the possibility of bulk revision processes for "inappropriate" names. It is evident that such proposals co...

The brevicollis species group of the genus Geodromicus Redtenbacher, 1857 is reviewed. All three Western Palaearctic species of the group, including G. alborzensis sp. n. (North Iran: Alborz Mts.), G. brevicollis Fauvel, 1875 (Caucasus, northeastern Turkey, northwestern Iran) and G. transversus Motschulsky, 1860 (Caucasus) are (re-) described and i...

Two new species of the genus Xanthonomus Bernhauer, 1926 are described and illustrated: X. floricola sp. nov. (Indonesia: Sulawesi) and X. pandani sp. nov. (Malaysia: Sabah). Based on the general shape of the pronotum and very wide abdomen, both species are related to X. latus Steel, 1995 (Malaysia: Pahang). The holotype of X. latus is illustrated....

Taxonomic, diagnostic and faunistic data for eight species of Hygrodromicus Tronquet, 1981 and three species of Paratrichodromeus Zerche, 1992 (Omaliinae: Anthophagini) from the Middle Asia, the Himalayan Region and China are presented. Three species are (re-) described and illustrated: H. klapperichi Coiffait, 1982 (Afghanistan), H. latilobatus sp...

The genus Microedus LeConte, 1874 (Omaliinae: Anthophagini), previously known only from North America, is recorded for the Palaearctic fauna for the first time. Two palaearctic genera were synonymized with Microedus: Altaiodromicus Zerche, 1992 syn. n. and Liophilydrodes Nakane, 1983 syn. n. (replacement name for Lioplax Nakane & K. Sawada, 1956)....

Two new species of aleocharine genus Orphnebius Motschulsky, 1858 (Lomechusini: Myrmedoniina) from southeastern Mindanao are described and illustrated: O. (Deroleptus) barsevskisi Shavrin, sp. n. (Candalaga Mts.) and O. (Deroleptus) poncei Shavrin, sp. n. (Davao Oriental). The distributional map for all species of the genus known from Mindanao is a...

New taxonomic, diagnostic and faunistic data for 26 species of Nipponophloeostiba Watanabe, 1962 (one species), Paraphloeostiba Steel, 1960 (23 species) and Xanthonomus Bernhauer, 1926 (two species) of the tribe Omaliini McLeay, 1825 of the Papuan Region (Indonesia (Western New Guinea), Papua New Guinea and Solomon Islands) are provided. Twenty-one...

Acrulia danica Shavrin sp. n. from late Eocene Danish amber is described and illustrated based on a female holotype. The new species, embedded within a small piece of amber, was scanned using X-ray micro-computed tomography (μCT), to enable the detailed study of its morphology including the taxonomically important structure of the accessory sclerit...

Four new closely related species of the genus Omaliopsis Jeannel, 1940 (Omaliinae) from China are described and illustrated: O. fraterna sp. n. (Sichuan, Yunnan), O. hlavaci sp. n. (Sichuan), O. obliquesignata sp. n. (Shaanxi), and O. smetanai sp. n. (Sichuan, Shaanxi, Yunnan). An updated key to all Asian species of the genus is provided.

A new omaliine genus from China is described and illustrated: Sinacrulia gen. n. The description of the genus is based on the study of two species from Yunnan, one of which was described and illustrated: S. fortiterpunctata sp. n. (Diancang Shan). The other species from Gaoligong Shan is unnamed due the absence of the male. The main morphological f...

Five species groups are established for 18 species of the genus Omalium Gravenhorst, 1802 from the Himalayan region: Acutangulum group containing O. acutangulum sp. n. (central Nepal) and O. amicorum sp. n. (Nepal); Amplissimum group containing O. amplissimum sp. n. (eastern Nepal) and O. bilobum sp. n. (eastern Nepal); Caesum group containing Pala...

The Palaearctic Lesteva (s.str.) cordicollis Motschulsky, 1860 species widely distributed in eastern Siberia and the Far East, is redescribed and illustrated. The lectotype is designated. New data on the distribution (including a map) and the natural history are provided. It is recorded from Evenkia, Chita Area, Amur Area, Jewish Autonomous Area, K...

Trichodromeus abbreviatus sp. nov., a new species with reduced hind wings from central Nepal, is described and illustrated. It can be distinguished from all species of the genus by the shape of the very short elytra, the lack of hind wings and tomentose spots in the middle of abdominal tergites IV-V, and the external and internal morphology of the...

A new species of the genus Phlaeopterus Motschulsky, 1853 from Shaanxi is described and illustrated.

The New Zealand genus Nesomalium Steel, 1964 (Omaliini) with six species is reviewed and redescribed, and briefly compared with related genera. All species are redescribed and illustrated, including two new species: N. marrisi sp. n. from Chatham Island and N. lescheni sp. n. from Ewing Island (Auckland islands). Lectotypes are designated for Omali...

New taxonomic and faunistic data for four species of the genus Mannerheimia Mäklin, 1880 from India, Nepal and China are provided. Two new species from the Himalayan Region are described and illustrated: M. prolongata sp.n. (India, Uttarakhand) and M. punctatissima sp.n. (Eastern Nepal, Taplejung). The distribution map for both new species is given...

New taxonomic and faunistic data for six species of Paraphloeostiba Steel, 1960 (Omaliini) from Papua New Guinea are provided. Five species are described or redescribed and illustrated: P. conjuncta sp.n., P. coriacea (Cameron, 1952), P. flaveola sp.n., P. papuana (Cameron, 1931), and P. ullrichi sp.n. (all from the Eastern Highlands of Papua New G...

Two new species of Omaliini McLeay, 1825 from Indonesia are described and illustrated: Nipponophloeostiba explanata sp. n. from Bali and Phloeostiba mamasa sp. n. from Sulawesi. Nipponophloeostiba longilobata Shavrin, 2020 and the genus Phloeostiba Thomson, 1858 are recorded from Indonesia for the first time.

Three new species of Omaliini McLeay, 1825 from Taiwan are described and illustrated: Omaliopsis propinqua sp.n. (Nantou Hsien, Ilan Hsien), Omalium alienum sp.n. (Hualien Hsien, Nantou Hsien and Taichung Hsien) and O. latissimum sp.n. (Chiayi Hsien). Both genera are recorded from Taiwan for the first time.

Seven species of the genus Anthobium Leach, 1819 from the eastern Palaearctic Region are (re-) described and illustrated: Nepalese A. jaegeri Shavrin & Smetana, 2019 of the consanguineum group, A. schawalleri sp. n. (China, Gansu: Lianhuashan) of the convexior group, A. ruzickai sp. n. (China, Yunnan: Biluo Mts.) of the crassum group, and A. faille...

Faunistic and diagnostic notes on eleven species of the genus Omalium Gravenhorst, 1802 of Caucasus, Turkey and Iran are presented. Faunistic data of all species are summarized, and distributional maps for O. falsum Eppelsheim, 1889, O. turcicum Smetana, 1967 and O. wunderlei Zanetti, 2002 are given. Several new records are provided for the first t...

Two new species-group are established for the Palaearctic species of the Geodromicus Redtenbacher, 1857: the bodemeyeri-group containing G. (s.str.) bodemeyeri Bernhauer, 1902 (Russia (Caucasus), Turkey), G. (s.str.) championi Cameron, 1924 (Pakistan, India, Nepal) and G. (s.str.) zwickianus Fagel, 1976 (Turkey, Iran); the convexicollis-group conta...

Lesteva (s.str.) amica sp. n., a new species from Yunnan (China) is described and illustrated.

New taxonomic, diagnostic and faunistic data for eight species of the genus Amphichroum Kraatz, 1858 (Omaliinae) from China and the Himalayan Region are provided. Three species are (re-) described and illustrated: A. discolor sp.n. and A. grandidentatum sp.n. (both from Biluo Mts., Yunnan, China), and A. reticulatum Coiffait, 1978 (Bhutan). New rec...

The plagiatus group of the genus Geodromicus Redtenbacher, 1857 includes eight Palaearctic species: the widespread G. plagiatus (Fabricius, 1798), the European G. corsicus Fagel, 1958, G. nigrita (P.W.J. Müller, 1821), G. pedemontanus Fagel, 1958, and G. suturalis (Lacordaire, 1835), and the East Palaearctic G. magnus Shavrin, 2020, G. paramerus Sh...

New taxonomic and faunistic data for fifteen species of the tribe of Omaliini McLeay, 1825 from the eastern Palaearctic and Oriental regions are provided. Five species are described and illustrated as new: Carcinocephalus cuccodoroi sp.n. (India: Assam), Paraphloeostiba gracillima sp.n. (Thailand: Chiang Mai), P. moluccensis sp.n. (Indonesia: Yamde...

A new species of the genus Caloboreaphilus Zerche, 1990 (Coleoptera: Staphylinidae: Coryphiini) from Gansu is described and illustrated.

Type specimens of Staphylinidae (Coleoptera) from the collection of J.H. Hochhuth (1810–1872) deposited in National Museum of Natural History of the National Academy of Sciences of Ukraine (Kyiv) are currently being catalogued and illustrated. This catalogue presents information about 103 type specimens (14 holotypes, 80 lecto- and paratypes, and n...

New taxonomic and faunisic data for five species of Omaliini McLeay, 1825 of Chile are provided. Two species are (re-) described: Omaliopsis russata (Fairmaire & Germain, 1861) and O. struyvei sp.n. (southern Chile). The genus Stenomalium Blackwelder, 1943, previously known from Australian and Oceanic regions, is recorded from South America for the...

A new species of the genus Anthobiomorphus Shavrin & Smetana, 2020 from Nepal is described and illustrated.

A new species, Mannerheimia loebli sp. nov. (Staphylinidae: Omaliinae: Anthophagini), is described and illustrated based on several specimens collected in Chitral and Swat districts of Pakistan. New faunistic record of M. obscura Coifait, 1982 from Pakistan is provided.

The Fortepunctatum species group is established for two new Anthobium species from China: A. fortepunctatum sp. n. (Gansu, Shaanxi) and A. flavoguttatum sp. n. (Sichuan). The group is defined, briefly discussed, and a key to species is given. Both species are described and illustrated, and their geographical distribution is mapped.

Three new species groups are established for Palaearctic species of the genus Anthobium Leach, 1819: the algidum group containing European A. algidum (Erichson, 1840) comb.n. (from Deliphrum), the morosum group containing A. morosum sp. n. (Nepal), and the tectum group containing transpalaearctic A. tectum (Paykull, 1789) comb.n. (from Deliphrum Er...

Two new species of the genus Amphichroum Kraatz, 1857 are described and illustrated: A. brachypterum sp. n. (central Nepal) and A. cuccodoroi sp. n. (China: Yunnan). Faunistic records of A. altivagans Cameron, 1941 from India (Kashmir) and A. pindarense Champion, 1920 from Nepal are provided.

New taxonomic and faunistic data for seven species of the genus Hygrodromcus Tronquet, 1981 from China are provided. Five species are (re-) described and illustrated: H. feldmanni sp. nov., H. fulvescens sp. nov. and H. graciliformis sp. nov. (Sichuan), H. maderi (Bernhauer, 1943) comb. nov. (from Geodromicus), and H. tuntalashanensis sp. nov. (Xiz...

Omalium gildenkovi sp. n. (Omaliinae: Omaliini), a new species of rove beetle from Smolensk Region of Russia is described and illustrated. This species belongs to the rivulare group of the genus Omalium Gravenhorst, 1802, and based on several external and internal morphological features, it is similar to three European species: O. exiguum Gyllenhal...

Taxonomic and faunistic data for seven species of the genus Amphichroum Kraatz, 1857 (Omaliinae) from the Himalayan Region and Tibet are provided. All species are (re-)described and illustrated, including two new species: A. ahrensi sp. n. from India (West Bengal) and A. telnovi sp. n. from western Nepal. A new combination is proposed for A. nepali...

New taxonomic and faunistic data for seven species of the genus Hygrodromicus Tronquet, 1981 from the Himalayan Region are provided. Six species are (re-) described and illustrated: H. alexanderi sp. n. (India, Uttarakhand), H. amnicola (Champion, 1920) comb. n. (from Geodromicus), H. cimicoides (Cameron, 1941) comb.n. (from Geodromicus), H. coriac...

Phloeocharinae is a small and likely non-monophyletic subfamily of rove beetles. The enigmatic genus Charhyphus Sharp, 1887 has long been placed in Phloeocharinae, whereas recent studies have found it to be phylogenetically very distant from the core members of this subfamily, suggesting the possibility that it actually deserves its own separate su...

Lesteva (s.str.) somsa sp.nov. (Staphylinidae: Omaliinae) from the Chatkal mountain range, Uzbekistan, is described and illustrated. New records of L. (s.str.) nova Bernhauer, 1902 from the same mountain rage is provided.

The Palaearctic genus Mannerheimia Mäklin, 1880 (Anthophagini) is redescribed. The taxonomic and faunistic data for ten species, including (re-)descriptions of M. arctica (Erichson, 1840), M. asiatica Kastcheev, 1999, M. brevipennis (Motschulsky, 1860), M. pleshanovi sp.n. (Russia: East Siberia, Khamar-Daban Mts.) and M. zanettii sp.n. (Pakistan: H...

New taxonomic and diagnostic data for 17 species of Encephalus Kirby, 1832, Gyrophaena Mannerheim, 1830 and Phanerota Casey, 1906 of Sri Lanka and India are provided. Eight species are redescribed: G. (Gyrophaena) furcata (Motschulsky, 1858), G. (G.) indica Motschulsky, 1858, G. (G.) kashmirensis Bernhauer, 1923, G. (G.) livida Motschulsky, 1858, G...

The rousi species group of the genus Geodromicus Redtenbacher, 1857 is reviewed. All four Western Palaearctic species of the group, including G. (s. str.) puncticollis (Weise, 1875) (Europe), G. (s. str.) anlasi sp. n. (north-eastern Turkey), G. (s. str.) lobanovi sp. n. (Iran: Alborz Mts.) and the Caucasian G. (s. str.) rousi Bordoni, 1984 are (re...

Four new species of the genus Trichodromeus Luze, 1903 are described and illustrated: T. acutipenis Shavrin, sp.n., T. jaegeri Shavrin, sp.n. and T. kaliyuga Shavrin, sp.n. from Nepal, and T. trilobatus Shavrin, sp.n. from Pakistan (Azad Kashmir). A key to species and distribution maps for all Nepalese species are provided. The genus is recorded fr...

New taxonomic, diagnostic, and faunistic data for twelve species of the genus Lesteva Latreille, 1797 of the Iberian Peninsula and adjacent territories are provided. Six species are (re-) described and illustrated: L. Jarrige, 1954, and L. (s.str.) osellai Zanetti & Shavrin, sp.n. (Portugal, Spain). The following new synonymies are established: L....

A new species of the genus Eusphalerum Kraatz, 1857 (Omaliinae) from the Eocene Baltic amber is described and illustrated: Eu. bukejsi Shavrin, sp.n. The specimen was studied using X-ray micro-computed tomography (μCT), to obtain images of the habitus, body parts and aedeagus. Based on the shape of the aedeagus, it was compared with East Asian spec...

A faunistic review on three widespread species of the genus Acidota Stephens, 1829 of russia is presented: A. crenata (Fabricius, 1792), A. cruentata Mannerheim, 1830, and A. quadrata (Zetterstedt, 1839). A new synonymy is proposed: A. crenata = A. crenata japonica Watanabe, 1990 syn. nov. Faunistic and bionomical data for these species are summari...

Three taxa of the subtribe Coryphiina Zerche, 1990 (Omaliinae: Coryphiini) from south-eastern Kazakhstan are redescribed and illustrated: the genera Murathus Kastcheev, 1999 and M. montanus Kastcheev, 1999, and Coryphiodes tchyldebayevi (Kastcheev, 1999) comb. nov. (ex Coryphium Stephens, 1834).

New faunistic data are presented for eight species of the genus Deliphrosoma Reitter, 1909, including new record of D. prolongatum prolongatum (Rottenberg, 1873) from Romania. Deliphrosoma frischi Shavrin, 2011 from Iran (Esfahan) is redescribed and illustrated; the female is described for the first time.

New taxonomic and faunistic data for eight species of Paraphloeostiba Steel, 1960 (Omaliini) from China and Laos are provided. Three new species are described and illustrated: P. ampliata sp.n. (China: Yunnan), P. brancuccii sp.n. (Laos), and P. cooteri sp.n. (China: Zhejiang). A new synonymy is established: P. formosana Shavrin & Smetana, 2016 = P...

Two new species of the tribe Coryphiini Jakobson, 1908 (Omaliinae) from Sichuan are described and illustrated: Archaeoboreaphilus paradoxus sp. nov. and Calobo-reaphilus concisus sp. nov. New records of Boreaphilus japonicus Sharp, 1874 and Cory-phium taibaiense Li, Li & Zhao, 2007 are given, and some morphological details of these species are illu...

An unusual new omaliine species, Anthobium alekseevi sp. nov., is described and illustrated from Eocene Baltic amber, tentatively placed in the megadiverse genus Anthobium Leach, 1819. A new monotypic species-group is established. The new species can easily be distinguished from other species of the genus by the larger body, shape of the subrectang...

A new species of the genus Charhyphus Sharp, 1887 (Phloeocharinae) from the Eocene Baltic amber is described and illustrated: Ch. balticus Shavrin, sp. nov. The specimen was studied by using X-ray micro-computed tomography (μCT); images of the habitus, body parts and aedeagus were obtained. Based on external morphology, the new species is related t...

Anthobium golovatchi sp. nov. (Staphylinidae: Omaliinae) from Parque Nacional La Güira (Cuba) is described and illustrated. Based on the external morphological features, the new species is similar to Mexican A. amicorum Thayer, 2003 and A. tapatio Thayer, 2003, from which it differs by larger, paler body, shape of the pronotum, and morphology of th...

A new species, Xylodromus schweiki sp. nov. (Staphylinidae: Omaliinae: Omaliini), is described and illustrated based on a male collected in Jiangxi, China. Key words: Coleoptera, Staphylinidae: Omaliinae: Xylodromus, taxonomy, new species, China, Palaearctic Region

Two new species groups are established for East Palaearctic species of the genus Anthobium Leach, 1819: the atrocephalum group containing the widespread Palaearctic A. atrocephalum (Gyllenhal, 1827), A. formosanum Shavrin, sp. n. (Taiwan), A. hammondi Watanabe, 1990 (Japan), A. lackneri Shavrin, sp. n. (Japan: Hokkaido), and two Chinese species, A....

Nipponophloeostiba thayeri Shavrin, sp.n. from Borneo Island, Sabah (Malaysia) is described, illustrated and compared with Japanese N. verrucifera Watanabe, 1962.

Two Palaearctic genera of the tribe Omaliini McLeay, 1825 are revised, redefined, and discussed: Acrulia Thomson, 1858, containing A. inflata (Gyllenhal, 1813), A. assingi Zanetti & Shavrin, sp.n. (Greece: Thessalia, Pelopónnisos), and A. akbesiana (Pic, 1898), revalidated from the synonymy with Dialycera aspera (Eppelsheim, 1889), and the genus Di...

New diagnostic, taxonomic and faunistic data for 17 species of the genus Geodromicus Redtenbacher, 1857 from China are provided. Five species are (re-) described and illustrated: G. magnus Shavrin sp. n. (Shaanxi), G. namucuoicus Cheng & Peng, sp. n., G. subquadratus Cheng, Shavrin & Peng sp. n. (Xizang Autonomous Region), G. paramerus Shavrin, 200...

A new omaliine genus assigned to the Anthobium group of genera of the tribe Anthophagini Thomson, 1859, Anthobiomorphus Shavrin & Smetana, gen.n. is described. Two new species, A. rougemonti Shavrin & Smetana, sp.n. (China, Yunnan) and A. makranczyi Shavrin & Smetana, sp.n. (India: West Bengal and eastern Nepal) are described and illustrated. The m...

Anthobium crenulatum Shavrin & Smetana, 2019 was recently described based on the holotype deposited in the collection of M. Schülke, Museum für Naturkunde (Berlin, Germany), collected by him in Diancang Shan range in Yunnan, China (Shavrin & Smetana, 2019). This species was included to the crassum-group erected by Shavrin & Smetana (2019), together...

The omaliine genus Omaliopsis Jeannel, 1940 includes twelve species distributed in the Ethiopian, Madagascan, Palaearctic and Nearctic regions (Herman 2001, Shavrin 2019). The present paper is a supplement to my previous study (Shavrin 2019) and presents an additional description of a new species from the northern Sichuan, China.

New combinations in the genus Phlaeopterus Motschulsky, 1853 for three Chinese species, originally described in Lesteva Latreille, 1797, are proposed: P. rufimarginatus (Rougemont, 2000) comb.n., P. ruzickai (Shavrin, 2015) comb.n., and P. septemmaculatus (Rougemont, 2000) comb.n. Phlaeopterus hromadkai Shavrin sp.n. from China (Gansu: Dalijia Shan...

The omaliine genus Amphichroum Kraatz, 1857 includes 25 species distributed in the Holarctic Region, thirteen species of which are known from China and Tibet (Shavrin & Smetana 2018). This paper presents description of a new species of Amphichroum collected in Huanglong Shan range in Sichuan. Besides that, records of two species of the genus from t...

The current study presents new distributional records of 38 species in four subfamilies (Aleocharinae Fleming, 1821, Omaliinae MacLeay, 1825, Pselaphinae Latreille, 1802 and Scydmaeninae Leach, 1815) of Staphylinidae Latreille, 1802 from Latvia. Gyrophaena lucidula Erichson, 1837, G. rugipennis Mulsant & Rey, 1861 and Stenichnus bicolor (Denny, 182...

New distributional records are presented for 18 species in three tribes of the subfamily Omaliinae MacLeay, 1825 (Staphylinidae) of the Palaearctic Region. Three species are recorded for the first time from certain area: Acidota crenata (Fabricius, 1792) from China, Lesteva bucharica Fauvel, 1900 from Kyrgyzstan and Dropephylla caucasica (Kolenati,...

Three new species-group are established for eastern Palaearctic species of the genus Anthobium Leach, 1819: the consanguineum-group containing A. consanguineum Shavrin & Smetana, sp.n. (China: Yunnan: Gaoligong Shan, Diancang Shan) and A. jaegeri Shavrin & Smetana, sp.n. (Central Nepal: Kali Gandaki Valley); the crassum-group containing A. crassum...

The crassipalpis species group of the genus Geodromicus Redtenbacher, 1857 is established. Three species of the group from the East Palaearctic Region, including G. crassipalpis Champion, 1920 (India: Uttarakhand), G. amplissimus Shavrin, sp.n. (China: Sichuan, Yunnan), and G. spadiceus Shavrin, sp.n. (Central Nepal) are (re-)described and illustra...

Fossil records of the subfamily Omaliinae are fragmentary and most of them are less informative compression fossils. Baltic amber from the mid-Eocene of northern Europe is one of the most important sources of insect fossils, but only two reliably placed omaliines have been described. Here, we provide a general overview of this subfamily in Baltic a...

A new species, Scymbalopsis persica sp. nov. (Staphylinidae: Paederinae: Paede-rini), is described and illustrated based on three specimens collected in Lorestan province, Iran. The new species can be distinguished from the remaining species of the genus by the paler coloration, moderately wide forebody with dense and long setation, and other detai...

A new omaliine genus and species from northern Vietnam, Prosoglypta alesenkae Shavrin & Smetana gen. et sp. nov., is described and illustrated. The main morphological features of the new genus and its taxonomic relations with other genera of the tribe Omaliini MacLeay, 1825 are briefly discussed.

Three new species of the genus Omaliopsis Jeannel, 1940 from East Asia are described: O. amplimaculata sp.n. (China: Sichuan, Emei Shan), O. bimaculata sp.n. (China: Yunnan, Xue Shan and Haba Shan) and O. schmidti sp.n. (central Nepal). A new combination is proposed for Chinese O. musaphila (Rougemont, 2017) comb. n., originally described in the ge...

New taxonomic, morphological and faunistic data for three Western Palaearctic species of the genus Acrolocha Thomson, 1858 are provided. Acrolocha caucasica Tóth, 1976 is redescribed and illustrated. The lectotype for A. pliginskii Bern-hauer, 1912 is designated. Acrolocha amabilis (Heer, 1841) is recorded from Central European part of Russia and G...

The list of 19 species of 14 genera in four tribes of the rove beetles (Staphylinidae) of the subfamily Omaliinae MacLeay, 1825 (Coleoptera: Staphylinidae) of Kunashir Island is provided. A lectotype is designated for Lesteva plagiata Sharp, 1889. The aedeagi of Lesteva nipponica Watanabe, 1990, L. plagiata Sharp, 1889, Liophilydrodes puncticollis...

A new species of the genus Carcinocephalus Bernhauer, 1903 is described from Taiwan (Chiai Hsien, Alishan): C. szujeckii sp. n. All morphological structures both for male and female are illustrated. The new species is compared with all Holarctic species of the genus.

The fusculum-group of the genus Anthobium Leach, 1819 is defined and briefly discussed. It contains western-palaearctic A. fusculum (Erichson, 1839), with a new synonym Lathrimaeum mesasiaticum Kirschenblat, 1961 syn.n., and fourteen species from the eastern Palaearctic Region, nine of which are described as new: A. besucheti Shavrin & Smetana, sp....

Eleven new species of the genus Amphichroum Kraatz, 1857 (Coleoptera: Staphylinidae: Omaliinae: Anthophagini) from China are described and illustrated: A. angustilobatum Shavrin & Smetana, sp.n. (Yunnan: Meili Xue Shan), A. assingi Shavrin & Smetana, sp.n. (Yunnan: Hengduan Mountains), A. longilobatum Shavrin & Smetana, sp.n. (Sichuan: Erlang Shan)...

Mannerheimia hartmanni sp. n. from the Manaslu Mts. (central Nepal) is described as new for science and illustrated.

Four new species of the genus Quedius STEPHENS, 1829 are described based on specimens from eastern Siberia and Russian Far East: Quedius (Microsaurus) conviva SMETANA nov.sp. (Irkutsk area), Quedius (Microsaurus) amurensis SMETANA nov.sp. (Amur Area), Quedius (Raphirus) ryvkini SMETANA nov.sp. (Maritime Province) and Quedius (Raphirus) aedilis SMET...