Victor Kolyada

• Russian Academy of Sciences

New website of the fam. Diapriidae

Revision of the genus Hormoserphus Townes, 1981 has shown that its type species, Proctotrupes clypeatus Ashmead, 1893 belongs to Oxyserphus Masner, 1961 (Oxyserphus clypeatus (Ashmead, 1893), comb. n. [= Hormoserphus transgressus Townes, 1981, syn. n.]) thus making Hormoserphus a junior synonym of the latter genus. Trachyserphus Kolyada, gen. n. is...

A revision of the Palaearctic species of the genus Ismarus Haliday, 1835 is provided. Diagnosis of this genus is specified and three new species, I. apicalis sp. n., I. multiporus sp. n. and I. spinalis sp. n., are described and illustrated. The new synonymy is proposed: Ismarus halidayi Förster, 1850 = Entomius longicornis Thomson, 1858, syn. n. =...

A new species of proctotrupid wasps, Phaneroserphus coreanus sp. n., is described from South Korea, Japan and Russian Far East. An illustrated key to Palaearctic Phaneroserphus Pschorn-Walcher species is provided.

The types and undescribed material of the hymenopteran fossils of the Insect Bed of the Bembridge Marls from the Isle of Wight (UK) are critically revised and studied. A total of 1460 fossils are recorded and attributed to 20 families: Gasteruptiidae s.l. (1); Proctotrupidae (3); Diapriidae (24); Cynipidae (7); Figitidae (6); Pteromalidae (1); Agao...

The genus Diphora Förster, 1856 is revised in the circumscription of two previously known species, D. westwoodii Förster, 1856 and D. nearctica Whittaker, 1931. Two species are described as new to science: D. belytoides sp. nov., which has been found in Norway and the Murmansk Province of Russia, and D. claviscapus sp. nov., which originates from t...

The female of Cordylocras abscondita de Paz & Popovici sp. nov., is described and illustrated from the province of Salamanca (Western Spain). The female and male of C. mirabilis Kozlov, 1966 are redescribed and illustrated and new data on the distribution, and photographs of the holotype are provided. The possible biology of Cordylocras species is...

This study provides a comprehensive overview of the genus Zygota Förster combining DNA barcoding and current morphology. Nineteen species of Zygota were found throughout Germany, including the newly described species Zygota wallisp. nov. First species records for Germany are: Zygota balteata Macek, 1997; Z. comitans Macek, 1997; Z. spinosipes (Kief...

The genus Pantolyta is recorded for the first time from Africa. Five new species: Pantolyta gabonica sp.n., P. mostovskii sp.n., P. natalensis sp.n., P. noorti sp.n., and P. platycephala sp.n. are described from South Africa and Gabon. All species are keyed and illustrated.

A faunistic survey of the subfamily Belytinae (Hymenoptera: Diaprioidea, Diapriidae) was carried out in northern Iran during 2010-2018. Based on the specimens collected from Golestan, Guilan, and Mazandarean provinces, five genera Diphora Foerster, 1856, Acanosema Kieffer, 1908, Acanopsilus Kieffer, 1908; Psilomma Foerster, 1856 and Synacra Foerste...

Phaneroserphus mesamericanus sp. n. is described from Central America. A revised diagnosis of Phaneroserphus and an illustrated identification key for New World species of the genus are provided.

A faunistic survey of the subfamily Belytinae (Hymenoptera: Diaprioidea, Diapriidae) was carried out in northern Iran during 2010 -2018. Based on the specimens collected from Golestan, Guilan, and Mazandarean provinces, five genera Diphora Foerster, 1856, Acanosema Kieffer, 1908, Acanopsilus Kieffer, 1908; Psilomma Foerster, 1856 and Synacra Foerst...

A list of 84 species of the family Diapriidae (Hymenoptera) from Karelia is given. Of them, 48 species were recorded recently resulting from a study of the original material and 36 species are known from this region according to already published data. Two diapriid genera, Pamis Nixon, 1957, Synbelyta Hellén, 1964, and 10 species are recorded for t...

Cresogmus grimaldii Rasnitsyn & Kolyada gen. et sp. nov. is described from the mid-Cretaceous Burmese amber in the tribe Disogmini (subfamily Proctotrupinae) as the first representative of the family Proctotrupidae encased in Burmese amber. This new genus is diagnosed by the occipital carina extending to the lower half of the head, the pronotum lac...

As a result of this study on proctotrupid wasps in Iran, 15 species belonging to seven genera were identified. Among them, seven species are new records for the Iranian fauna: Mischoserphus obesus Townes, 1981, Pschornia minora Townes, 1981, Exallonyx certus Townes, 1981, Exallonyx longicornis (Nees, 1834), Exallonyx confusus (Nixon, 1938), Exallon...

Phoxoserphus chikoi Lin, 1988 is newly recorded from the Ryukyus and the Kyushu Island, Japan. This is the second record of the genus Phoxoserphus and the first record from the Palaearctic region.

Three species of the Acanopsilus Kieffer, 1908, six species of Acanosema Kieffer, 1908, two species of Polypeza Förster, 1856, and four species of Psilomma Förster, 1856 of the Russian fauna are reviewed, keyed and illustrated. Six of these species are described: Acanopsilus comadensis sp. n. (Russia: Primorsky krai), A. minimus sp. n. (Russia: Pri...

The taxonomic status of the genera Acropiesta Förster, 1856, Anommatium Förster, 1856, Erasikea Szabó, 1961 and Pantolyta Förster, 1856 is discussed. The following generic synonymies are proposed: Acropiesta, syn. nov., is synonymised with Pantolyta, and Erasikea, syn. nov., is synonymised with Anommatium. Erasikea nutrix Szabó, 1961, syn. nov., is...

During our studies on the family Ismaridae, three species from northern Iran were identified and illustrated: Ismarus dorsiger (Haliday, 1831), Ismarus halidayi Förster, 1850 and Ismarus rugulosus Förster, 1850. The first two species are new records for Iran. Diagnostic characters for all three species are provided along with illustrations. A key t...

During our studies on the family Diapriidae, two species of the genus Pantolyta Foerster, 1856 were collected and identified for the first time from Iran: Pantolyta pallida Kieffer, 1908 and Pantolyta nixoni Macek, 1993. A key to the Iranian species of the genus Pantolyta and diagnostic characters for both newly recorded species are provided along...

The family Proctotrupidae was studied in Guilan and Golestan provinces in northern Iran. The specimens were collected using Malaise traps during 2016-2017. Six species were collected and identified. Among them, one genus and three species are recorded for the first time from Iran. The number of proctotrupid species in Iran is now raised to 18. Diag...

Two genera, Aneuropria Kieffer and Diapria Latreille and two species, Aneuropria foersteri (Kieffer, 1910) and Diapria conica (Fabricius, 1775) (Hymenoptera: Diapriidae) are recorded from Iran for the first time. The specimens were collected using Malaise traps from Hyrcanian forests of Mazandaran, Gulian and Golestan provinces in northern Iran. Di...

A review of eleven Palaearctic species of the genus Synacra Foerster is provided, four of which are described as new to science: S. azepylopriasp. n. (Russia: Kunashir Island; Japan: Honshu Island), S. compressigastrasp. n. (Russia: northern European part and East Siberia (Yakutia), southern Far East), S. giganteasp. n. (Russia: Primorskii Territor...

Seven species of the genus Pantolyta Foerster are found to occur in Russia. One species, P. elegans sp. nov. from Russia (Kunashir I.) and Japan (Hokkaido I.), is described as new for science. Eight known species of Pantolyta are reviewed and keyed. Colour illustrations are provided to all species.

A review of the eight Palaearctic species of the genus Paramesius Westwood is provided, four of which are described and illustrated: P. primorus Chemyreva et Kolyada, sp. nov. (Russia: Primorsky Territory), P. janmaceki Chemyreva et Kolyada, sp. nov. (Russia: Primorsky Territory, Kuril Islands: Kunashir, Shikotan), P. ocampus Chemyreva et Kolyada,...

An annotated list of the North American species of the genus Brachyserphus is presented. Brachyserphus acuticaudatus Kolyada, 2012 is found in Canada and being recorded for the first time in the Nearctic Region, while B. parvulus (Nees, 1834) is excluded from the list of Nearctic species. New synonymy is proposed: Oxyserphus clypeatus (Ashmead, 189...

Revision of the genus Hormoserphus Townes, 1981 has shown that its type species, Proctotrupes clypeatus Ashmead, 1893 belongs to Oxyserphus Masner, 1961 (Oxyserphus clypeatus (Ashmead, 1893), comb. n. [= Hormoserphus transgressus Townes, 1981, syn. n.]) thus making Hormoserphus a junior synonym of the latter genus. Trachyserphus Kolyada, gen. n. is...

Brachyserphus nepalensis Kolyada, sp. n. from Nepal is described and illustrated. Holotype is deposited in the Canadian National Collection of Insects (Ottawa, Canada).

A new species, Brachyserphus leleji sp.n., from Japan is described and illustrated. Brachyserphus abruptus (Say, 1836) is found in the Central part of Siberia and recorded for the Palaearctic Region for the first time. Three species, Brachyserphus acuticaudatus Kolyada, 2012, B. nudipleuralis Kolyada, 1997, and B. semipunctatus Kolyada, 2012, are r...

This survey was conducted to investigate the occurrence of the family Proctotrupidae in Iran. The specimens were collected using Malaise traps from northern Iran during 2010 and 2011. The family Proctotrupidae (Hymenoptera: Proctotrupoidea) is recorded from Iran for the first time. Five species belonging to four genera were identified: Proctotrupes...

A survey on the genus Exallonyx Kieffer, 1904 (Hymenoptera: Proctotrupidae) was conducted in northern Iran. The specimens were collected using Malaise traps during 2010–2011. The genus Exallonyx and six species were collected and identified for the first time from Iran: Exallonyx ater (Gravenhorst, 1807), E. brevicornis (Haliday, 1839), E. formicar...

The genus Phaneroserphus Pschorn–Walcher, 1958 is recorded for the first time from Iran and its allied species, Phaneroserphus punctibasis Townes, 1981 is recorded from West Palaearctic region for the first time. The specimens were collected from Mazandaran Province during 2011using Malaise traps. Diagnostic characters and geographical distribution...

The New World genus Pentapria Kieffer is recorded in the Palaearctic Region for the first time. Two new species of this genus, P. ambiptera sp. nov. and P. grebennikovi sp. nov., from the Russian Far East (Primorskiy Territory) and Japan are described and illustrated. Diagnosis of the genus Pentapria is specified. A key to two East Palaearctic spec...

A taxonomic study of the Palearctic species of the genus Brachyserphus is presented. Two species are newly described as B. acuticaudatus sp. n. and B. semipunctatus sp. n. from South Korea and the Russian Far East. B. striatopropodeatus (Kolyada 1997 syn. n.) is synonymized under B. lucens (Provancher 1883) and a key to the Palearctic species is pr...

Phaenoserphus chernovi Kolyada, sp. n. from Siberia and Ph. kurilensis Kolyada, sp. n. from Kuril Islands and Magadan region are described and illustrated.

Disogmus rasnitsyni Kolyada & Perkovsky, sp. n. is described from a fossil inclusion of Late Eocene amber (Ukraine). The new species is most similar to Disogmus basalis (Thomson, 1857), in particular, in the shape of the tyloids and the general shortening of the segments of antennae, but distinctly differs from it and the other species of the genus...

The types of the parasitic wasps described in the families Proctotrupidae, Diapriidae, and Scelionidae (Hymenoptera) from the Upper Eocene Florissant locality (Colorado, United States) are revised. All the specimens are shown to belong to the family Proctotrupidae, representing the genera Oxyserphus, Mischoserphus, Nothoserphus, and Palaeoteleia. T...

The male of Afroserphus bicornis Masner is redescribed, and female of this species is described for the first time. This extremely rare species is recorded from the Democratic Republic of Congo, Uganda, Zambia, and South Africa. The genus Afroserphus is hypothesised to be a Gondwanan relic.

3 Correspondeing author Abstract Re-examination of the type material of six species described by Brues from the Baltic amber in the genus Cryptoserphus revealed that none of them belong to this genus but represent four species within other extant genera, i.e. Fustiserphus pinorum (Brues, 1940) comb. nov., Mischoserphus gracilis (Brues, 1940) comb....

The species Pschornia rossica described from north-eastern part of European Russia is transferred to the genus Oxyserphus, becoming Oxyserphus rossica comb.n. The species Oxyserphus europaeus Buhl, 2004 from Denmark is newly synonymised under Oxyserphus rossica.

New data on the distribution of the proctotrupid genus Exallonyx in South Africa are provided. One new species, E. townesi Kolyada, is described from the Western Cape and KwaZulu-Natal provinces. E. cingulatus Townes, 1981 is synonymised with E. leptocorsa Townes, 1981. A key is provided to the four species of Exallonyx recorded from South Africa.

Based on the data from the Russian Far East, the new species, Parthenocodrus puncticanda sp. n. and previously unknown males of P. elongatus are described. A key to identifying the Parthenocodrus species is given.

A review of the genus Brachyserphus with description of B. striatopropodeatus sp. n. and B. nudipleuralis sp. n. from Russian Far East, and with key to Palearctic species is given.

The new species Pschomia rossica sp.n. is described from a single female collected in the north-east of the European Part of Russia