Sergei Esyunin

Sergei Esyunin
Perm State University · Zoology Invertebrates

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88
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September 1983 - present
Perm State University
Position
  • Professor (Associate)

Publications

Publications (88)
Article
A diagnosis and an illustrated description of Mongolicosa uvs Esyunin et Ustinova sp. n. from the Uvs Province of Mongolia is provided, based on both sexes. The new species belongs to the pseudoferruginea group and appears to be especially similar to M. glupovi Marusik, Azarkina et Koponen 2004, yet differing in having a wide septal stem of the epi...
Article
Based on male material collected from the Cis-Urals steppe, two new species, are diagnosed, described and illustrated: Drassyllus borlynensis sp. n. and Walckenaeria danismani sp. n. A map showing the collecting localities are provided for Walckenaeria danismani sp. n. Drassyllus borlynensis sp. n. differs from the most similar D. praeficus (L. Koc...
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New faunistic and taxonomic data are provided for 18 families of Iranian spiders. Four species, Cryptodrassus liyanicus Zamani & Marusik, sp. n. (♀, Bushehr Province; Gnaphosidae), Mesiotelus khorasanicus Zamani & Marusik, sp. n. (♂♀, Razavi Khorasan Province; Liocranidae), Nurscia minuscula Zamani & Marusik, sp. n. (♀, West Azerbaijan Province; Ti...
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More than 30 articles concerning spiders’ diversity and assemblages’ structure within the Visimskiy Reserve have been published since its establishment 52 years ago. The literature provides data on 260 recorded species, one of which has been described as a new species. The majority of these records were not annotated. The peak of publication activi...
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Ecosystems in protected areas are richer in animal and plant species diversity ("biodiversity hotspots") due to more stringent conservation conditions. Of particular importance is scientific research and monitoring of this diversity in such areas. The aim of this study is to describe a set of data on Araneae occurrence in two protected areas: Mordo...
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Two poorly known species of the zodariid spider genus Zodariellum Andreeva & Tystshenko, 1968 – Z. spasskyi (Charitonov, 1946) and Z. zebra (Charitonov, 1946) – are redescribed based on type specimens from eastern Uzbekistan. Additionally, a lectotype is designated for the former species.
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New faunistic and taxonomic data are provided for 15 families of Iranian spiders. Two lycosid species, Alopecosa murphyorum sp. n. (♂, Semnan Province) and Alopecosa robertsi sp. n. (♂, Zanjan Province), are described as new to science. Nine species are recorded from Iran for the first time, and 182 new provincial records are provided for 53 specie...
Book
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A synopsis on the spider fauna (Aranei) of the Udmurt Republic consisting of 403 species has been compiled for the first time. It is based on both original and literature-derived data. All species are provided with the studied material, distribution maps, habitat preferences, phenology data and lists of associated species. The primary digital datas...
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The assemblages of herpetobiont spiders from two sites with uncultivated vegetation were studied in the Botanical Garden of the Perm State University from April to November 2012. The method of soil traps with a fixative (4% formalin) was used. A total of 998 specimens of spider were collected during the study period. The meadow species are numerous...
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New faunistic and taxonomic data are provided for 19 families of Iranian spiders. Stemonyphantes arta Esyunin et Zamani, sp. nov. (Linyphiidae) is described from a male and a female collected in the Zanjan Province. Five genera of the family Theridiidae (Pholcomma, Phoroncidia, Phycosoma, Rhomphaea and Rugathodes) and 21 species are recorded from I...
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One new genus, Zagrotes gen. nov., and 19 new species of ground spiders (Gnaphosidae) are described from Iran: Berinda bifurcata sp. nov. (♂, Bushehr, Khuzestan; southwestern and southern Iran), Berinda hoerwegi sp. nov. (♂♀, Fars, Ilam, Kermanshah, Kurdistan; western and southcentral Iran), Berlandina artaxerxes sp. nov. (♂ Yazd; central Iran), Cr...
Article
The assemblages of herpetobion spiders from four habitats: two seven-year-old burns, spruce-birch and fir-spruce forests, were examined in the Visimskiy Reserve (Sverdlovsk Region) during May-September 2017 using pitfall-traps. The structure of the spiders population of burns significantly differs from that of forests in species composition, total...
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New faunistic and taxonomic data are provided for 24 families of Iranian spiders. As a result, six genera (Callilepis, Leptopilos, Parasyrisca (Gnaphosidae), Mastigusa (Hahniidae), Stemonyphantes, and Styloctetor (Linyphiidae)) and 43 species are recorded from Iran for the first time; three species (Hahnia rossii Brignoli, 1977, Haplodrassus rhodan...
Article
The status of the poorly known spider genus Eutittha Thorell, 1878 which has been overlooked for more than 60 years is investigated. Examination of the type material of Eutittha insulana Thorell, 1878 (type species of the genus, currently classified in Cheiracanthium, with new designation of lecto- and paralectotype) revealed the misidentification...
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Here we present faunistic, partly ecological and biogeographic data on Aranei, collected in 11 districts of the Republic of Mordovia (Russia), typical area of the center of the East European Plain. The araneofauna of this region is poorly studied and our new data help to correct biogeorgaphic limits of many species. Spiders were collected by soil t...
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During a survey of the gnaphosid spider fauna of Iran, two interesting species of Drassodes Westring 1851 were collected. Drassodes marusiki sp. n. (♂♀, Isfahan Province, central Iran) is described as new to science, and its relationship with the closely related D. bifidus Kovblyuk & Seyyar 2009 (Turkey) is discussed, and Drassodes robatus Roewer 1...
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A family (Zoropsidae), five genera (Archaeodictyna Caporiacco, 1928, Microneta Menge, 1869, Sintula Simon, 1884, Zilla C.L. Koch, 1836, Zoropsis Simon, 1878), and 26 spider species are recorded in Iran for the first time. New provincial records for 61 species are presented. Considering the new results, 746 spider species are known from Iran.
Article
The introduced cave cobweb spider Nesticella mogera (Yaginuma, 1972) is recorded from greenhouses in Perm City, the Urals, being the first record of this species from Russia.
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There were examined the assemblages of herpetobion spiders from five habitats in the vicinity of the village of Ekaterinovka (Lyambirskiy District, Mordovia, 54°09'N, 45°33'E) in May 2008 using pitfalltraps. The habitats differed in the degree of development of the tree stratum and formed a series from the grassland to the mature birch forest. The...
Article
Bogdocosa Ponomarev et Belosludtsev, 2008 is proven to be a monotype genus of the Lycosidae. A revision of the taxonomic status of some Central Asian wolf-spider species, such as Alopecosa kronebergi Andreeva, 1976 (from Tajikistan), Bogdocosa baskuntchakensis Ponomarev et Belosludtsev, 2008 (from cis-Caspian Region and Iran) and Pardosa beijiangen...
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In this paper one family (Hahniidae), six genera (Cyrtophora, Hahnia, Lachesana, Megamyrmaekion, Nita and Zodarion) and 30 species are recorded for the fauna of Iran for the first time, of which, 17 species are provided with digital taxonomic illustrations. Previous Iranian records of Euryopis flavomaculata (C. L. Koch, 1836) and Evippa caucasica M...
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The genus Aituaria Esyunin et Efimik, 1998 is redefined as monotypic. It is close to the predominantly Caucasian borutzkyi species group of the genus Carpathonesticus Lehtinen et Saaristo, 1980, but can easily be distinguished from it by the broad, ribbon-shaped embolus notched at its tip, as compared to the narrow, tapering off embolus in the boru...
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A collection of the permanent slides containing fragments of dictynid spiders (stored in canadian balsam), deposited at the Department of Invertebrate Zoology and Aquatic Ecology, Perm State University, is described. The basis of a collection comprises series of slides prepared by D.E. Kharitonov during the first half of ХХ century. Totally, 61 sli...
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A new genus and two poorly known species of the Dictynidae from Central Asia are (re)described. Dictyna uzbekistanica Charitonov, 1946, hitherto known from the holotype female from Uzbekistan, is redescribed and illustrated on the basis of the holotype and new material from Iran; it is transferred to a newly erected monotypic genus Kharitonovia gen...
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Alopecosa atypica Ponomarev, 2008 is known from the holotype male collected in Western Kazakhstan. Here we synonymize it with A. cronebergi (Thorell, 1875), which was described from two syntype females from the Volga River and Daghestan. This species is redescribed in detail and its distribution is shown to be restricted to Russia and Ukraine, and...
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A list of 11 species of dictynid found in Ulyanovsk Region is given. Four species are new for the Middle Volga Region: Brommella falcigera (Balogh, 1935), Dictyna szaboi Chyzer, 1891, Emblyna brevidens (Kulczyński, 1897) and Lathys nielseni (Schenkel, 1932). A female of Dictyna szaboi is redescribed. The variability in the structure of male palp of...
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A new species Dictyna sinuata sp.n. is described from the steppe zone of Orenburg Area, Russia. This species belongs to the arundinacea species group and is closely related to the North American D. bostoniensis Emerton, 1888, from which it can readily be distinguished by the shape of conductor, the smaller body size, and the body coloration. New co...
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The males of Shaitan elchini Kovblyuk, Kastrygina et Marusik, 2013 were discovered in materials sampled along Atraphaxis-Artemisia steppe on saline soil at Bogdinsko-Baskunchakskiy Nature Reserve (Astrakhan Area, Russia). Specimens were collected with usage of pitfall-traps in May- June 2014. This is the northernmost and first record of S. elchini...
Article
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A list of 11 species of dictynid found in Ulyanovsk Region is given. Four species are new for the Middle Volga Region: Brommella falcigera (Balogh, 1935), Dictyna szaboi Chyzer, 1891, Emblyna brevidens (Kulczyński, 1897) and Lathys nielseni (Schenkel, 1932). A female of Dictyna szaboi is redescribed. The variability in the structure of male palp of...
Article
In this paper, which is the second paper devoted to the spider of Iran, faunistic records of one family, 12 genera and 30 species that are new to the fauna of Iran are presented. The recorded species are as follows: Aculepeira talishia (Zawadsky, 1902); Araneus circe (Audouin, 1826); Hypsosinga heri (Hahn, 1831); Leviellus caspicus (Simon, 1889); D...
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ThŽe spider fauna of the Urals accounted 485 species belonging to 202 genera and 23 families. ThŽe spider fauna of the Urals is much less diverse in comparison with faunas of the adjacent plains and surrounding mountains. Že species diversity of the Urals high-mountain local spiders fauna fluctuates insignificantly from North to South. ThŽe spider...
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Data on Zelotes azsheganovae Esyunin et Efi mik, 1992 distribution in the East European Plain (Ukraine, Russia) are summarized. Th e species occurs mainly in the wood and steppe belt, preferring plots of meadow steppe, forest edges and glades. A list of material, distribution map, photographs and drawings of male and female copulatory organs are pr...
Article
The diagnosis and species composition of the Central Asian genus Asiohahnia Ovtchinnikov, 1992 are improved. The female of Asiohahnia alatavica Ovtchinnikov, 1992 is redescribed based on specimens from East Kazakhstan. The following new combinations are suggested: Asiohahnia xinjiangensis (Wang et Liang, 1989) comb. n., A. liangdangensis (Tang, Yan...
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Three species of the genus Argiope are redescribed based on new material from Russia and Central Asia: the cosmopolitan A. bruennichi (Scopoli, 1772), the Trans-Palaearctic A. lobata (Pallas, 1772), and the Central Asian A. ahngeri Spassky, 1932). The male of A. ahngeri is described for the first time. A new key to the Russian and Central Asian spe...
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Two rare species – Tetragnatha qiuae Zhu, Song et Zhang 2003 and T. striata L. Koch 1862 are redescribed on material from Udmurt Republic. A new synonymy has been established: Tetragnatha qiuae Zhu, Song et Zhang 2003 = T. kovblyuki Marusik 2010 syn. n. Tetragnatha qiuae reported from Russia for the first time. Both species are new to Udmurtiya. По...
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Forest-steppe of Russian plain are transitive in respect of zoogeography, its biota is characterized by expressive sympatry of elements from West-Palearctic, Siberian and Central-Asian faunas. The integrated approach to study the invertebrate animal’s distribution has most important meaning: it allows to reveal common regularities in chorology and...
Article
Two rare species, Tetragnatha qiuaeZhu, Song et Zhang, 2003 and T. striataL. Koch, 1862 are redescribed based on material from Udmurt Republic. A new synonymy is established: Tetragnatha qiuaeZhu, Song et Zhang, 2003 = T. kovblyukiMarusik, 2010 syn. n. Tetragnatha qiuaeis reported from Russia for the first time. Both species are new to Udmurtia. O...
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A new species, Dictynomorpha daemonis sp. n. (♂) is described from South Kazakhstan and a new diagnosis is suggested for Dictynomorpha Spassky, 1939. The genus is redelimited and its type species D. strandi Spassky, 1939 redescribed. Three Dictynomorpha species are transferred to Ajmonia Caporiacco, 1934 and three new combinations are suggested: Aj...
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По материалам из Удмуртской Республики переописываются Tetragnatha qiuae Zhu, Song et Zhang 2003 и T. striata L. Koch 1862. Установлена новая синонимия T. qiuae Zhu, Song et Zhang 2003 = Tetragnatha kovblyuki Marusik 2010 syn. n. Вид T. qiuae впервые указывается для территории России. Оба вида впервые приводятся для Удмуртской Республики.
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Data on the spatial and biotopical distribution of Pisaura mirabilis (Clerck, 1758) and P. novicia (L.Koch, 1878) are summarized for the Middle Volga and Cisurals Region. P. novicia is found in Cisurals and Iran for the first time, and P. mirabilis in Krasnoyarskaya Oblast in East Siberia. Previous records of P. novicia for the southern European fa...
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A list of 160 spider species of 20 families collected from the 'Ust'-Belsk' Natural Park and its neighbouring area (Karakulino District, Udmurt Republic) is provided. Two spider families, Hahniidae and Mimetidae, and 45 species are reported from Udmurtia for the first time. Faunistic records and habitat preferences for all species and data on distr...
Article
A new dictynid species, Argenna sibirica sp. n., is described based on a male from the environs of Tobolsk. The new species has a combination of somatic criteria typical of the genera Argenna Thorell, 1870 and Altella Simon, 1874 but differs from them in the presence of numerous warts on the chelicerae, an elongated labium, and an elongated crescen...
Article
The spatial and temporal dynamics of myriapod assemblages in the Preduralye protected area (Kishertskii District, Perm Territory) is studied. There are 10 species found, which have been assigned to three landscape groups (floodplain, terrace, and forest species) and four phenological groups (spring-summer, summer, latesummerautumn, and autumn speci...
Article
In the "Preduralye" Protected Area, Kishert' District, Perm Province, Russia, the spatial and seasonal dynamics of myriapod populations were studied. Ten species were yielded, all attributed to three landscape (floodplain, above-floodplain terrace, and forest) and four phenological (spring-summer, summer, late summer-autumnal, and autumnal) groupin...
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A new species, Centromerus nurgush sp.n., is described from the Kirov Area, European part of Russia. The species is similar to the Siberian C. clarus (L. Koch, 1879), but differs well in structure of the genitalia of both sexes.
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A check-list of 96 spider species from 74 genera and 18 families collected from the vicinity of Kytlym (North Urals) is presented. The records of Alopecosa aculeata (Clerck, 1757) from the vicinity of Kytlym are shown to be misidentifications, whereas that of Xysticus audax (Schrank, 1803) remains doubtful
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Two new species of the linyphiid spider genus Stemonyphantes Menge, 1866 are described: S. karatau sp.n. from the West Tien-Shang Mts, Kazakhstan, and S. taiganoides sp.n. from eastern Kazakhstan and the southern part of western Siberia. S. karatau sp.n. is similar to S. curvipes Tanasevitch, 1989, known from the northern Tien-Shang Mts; S. taigano...
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A rare wolf-spider species Alopecosa azsheganovae Esyunin, 1996 is redescribed on the basis of specimens collected from the type locality: Troitskii Reserve, the southern Transuralia. New records, diagnosis and ecological data are given for Alopecosa kungurica Esyunin, 1996. The solivaga species group is defined to include not less than 11 species...
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A check-list of 195 spider species of 105 genera and 24 families collected from Udmurtia is provided. Of them 125 species are new to Udmurtia. Local records of all the recorded species are given.
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A check-list of296 spider species of 152 genera aiid 27 families collected froni Kirov Area is presented. Of them, 234 species are iiew to the studicd rcgion. Local faunistic data and a distribution pattem of each species are provided. The records of Pardosa monticola and Agyneta cauta from Kirov Area are showato be rnisidetitifications, while thos...
Article
A new species of lynx spider, Oxyo-pes iranicus sp.n. (♂♀), from the heterophthalmus species group is described from Iran.
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A new species of lynx spider, Oxyo-pes iranicus sp.n. (♂♀), from the heterophthalmus species group is described from Iran.
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The biotopic distribution, abundance, spatial and sex-age structures of stone centipede population are described on a landscape profile in the Transural steppe-forest zone. Two species, Lithobius curtipes and Lamyctes emarginatus, were found, the former species inhabiting most of the communities, and the latter, only periodically flooded sites. The...
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The female of Ajmonia aurita Song and Lu, 19856. Song , DX and Lu , L . 1985. On some dictynids from China (Araneae: Dictynidae). Sinozoology, 3: 77–83. View all references is redescribed on the basis of specimens from East Kazakhstan. The composition of the genus is briefly discussed and figures for all other eastern Palaearctic Ajmonia species...
Article
The Ural fauna of gnaphosid spiders is represented by 91 species of 19 genera. Five groups, the distribution of which is restricted by the zonal and altitudinal boundaries, are distinguished. The species composition of the hypoarctic and steppe zone is highly specific. The number of Gnaphosidae species in local Ural faunas decreases from the south...
Article
A new species group of the genus Oxyopes Latreille, 1804, including three species (O. heterophthalmus (Latreille, 1804), O. nenilini sp. n., and O. takobius Andreeva et Tystshenko, 1969) is distinguished. The group is characterized by (1) complex lateral apophysis of the palpal tibia of males, (2) absence of modifications of the cymbium and palpal...
Article
The centipede fauna of the Urals and Cis-Ural Area includes 11 species of 4 genera. Two new species, Lithobius ruderalus Farzalieva and L. kozminykhi Farzalieva, are described. The species status of the damaged specimen of Hessebius was not determined. A new combination, Lithobius steppicus (Farzalieva et Zalesskaja, 2003) (of Monotarsobius), is pr...
Article
The Ural fauna of gnaphosid spiders is represented by 91 species of 19 genera. Five groups, the distribution of which is restricted by the zonal and altitudinal boundaries, are distinguished. The species composition of the Hypoarctic and steppe zone is highly species specific. The number of Gnaphosidae species in local Ural faunas decreases from th...
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The fauna of the region studied includes four species: Devade kazakhstanica sp. n.: D. lehtineni sp. n.: D. tenella (Tystschenko, 1965); and D. uiensis Esyunin, 1994 with the subspecies D. uiensis turanica ssp. n. The species D. tenella (Tystschenko, 1965) is revalidated. Male of D. uiensis Esyunin, 1994 is described for the first time. It is ascer...
Article
In the Urals, the fauna of wolf-spiders is represented by 77 species. Eight groups, the distribution of which is delimited by zonal and altitudinal boundaries are distinguished. The border between the Hypoarctic and taiga zone and causes of this specificity are of special interest. The main trend in changes of the species composition, directed from...
Article
The Ural silphid beetle fauna consists of twenty-four species. Two biogeographical borders dividing this fauna into three complexes (hypoarctic, forest, and forest-steppe) were revealed based on analyzing the species composition and abundance of ten local faunas in the Urals. A main trend of changes in the species composition and fauna diversity, d...
Article
The structure of wandering spider communities was studied in zonal and mountain tundras of the Urals. A high specificity is characteristic of spider communities in the tundra of the Middle Urals. The spider communities of the Cispolar Ural mountain tundra is similar to those from the forest-tundra of southern Yamal Peninsula in quantitative paramet...
Article
Six new wolf-spiders are described: Alopecosa azsheganovae sp.n. (female), A. uiensis sp.n. (male and female), Pardosa troitskensis sp.n. (male and female) and P. uiensis sp.n. (female) from Chelyabinsk district (the South Urals), A. kungurica sp.n. (male and female) from Perm district (the Middle Urals) and A. yamalensis sp.n. (female) from the So...
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A new species, Theridion tigrae sp. n., is described from nemoral habitats in the Middle and South Urals. This species is closely related to T. palmgreni Marusik et Tsellarius, 1986 occuring in nemoral communities of North Europe, the Urals and Central Siberia.
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The thгee есologiсal groups of песгobiont Coleоptera soil сommuпitiеs of thе Urals fauna arе сharaсterized. Thе spесies сomposition of thеse grоups is dеsсгiЬed with speсial attеntioп to theiг tгophiс assoсiation. The floгal zone distribution of neсгobiont bееtles is shown, aпd sоme notеs on the сarrioп соmmunity dyпаmiсs are givеп.
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Synopsis: The spider fauna of oak forests of the East European Plain (492 species) is analyzed in terms of both landscape-zonal distribution and historical zoogeography. The fauna has been shown to be largely com- posed of extremely widespread species (over 76 %), with only a minor proportion characteristic of the nemoral (= broadleaved forest) bio...

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