Pradeep Moothedathu Sankaran

Pradeep Moothedathu Sankaran
Sacred Heart College, Cochin | SCH

MSc (Zoology), MEd, PhD (Arachnology)

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68
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Publications

Publications (68)
Article
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Indian species of the genera Apochinomma Pavesi, 1881 and Corinnomma Karsch, 1880 are reviewed. Corinnomma rufofuscum Reimoser, 1934 syn. nov. is synonymised with A. nitidum (Thorell, 1895). Redescriptions of A. nitidum and C. severum (Thorell, 1877) are provided, and two colour morphs (brown and black) of A. nitidum are illustrated. Supplementary...
Article
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Indian Megamyrmaekion and Sosticus species are revised, mostly based on the type material available in the National Zoological Collection, Zoological Survey of India, Kolkata. The following new synonymies are recognised: Megamyrmaekion ashae syn. nov. is synonymised with Megamyrmaekion caudatum Reuss, 1834, Megamyrmaekion kajalae syn. nov. with Dra...
Article
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Indian wolf spider species of the genus Evippa Simon, 1882 based on the type material available in the National Zoological Collection, Zoological Survey of India, Kolkata are revised. One new synonymy is recognised: Evippa mandlaensis Gajbe, 2004 syn. nov. is synonymised with Wadicosa fidelis (O. Pickard-Cambridge, 1872). All the type material exam...
Article
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The Indian spider species of the genera Apodrassodes, Herpyllus and Sergiolus are revised, mostly based on the type material available in the National Zoological Collection, Zoological Survey of India, Kolkata. The following new combinations are recognised: Coillina yogeshi comb. nov., transferred from Apodrassodes, Scotophaeus goaensis comb. nov....
Article
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Indian species in the wolf spider genus Arctosa C.L. Koch, 1847 are revised based on the type material deposited in the National Zoological Collection, Zoological Survey of India, Kolkata, Entomology Laboratory, Department of Zoology, University of Calcutta, and Naturhistorisches Museum, Vienna. Arctosa tappaensis Gajbe, 2004 is proposed as a junio...
Article
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Indian species in the genus Sphingius Thorell, 1890 are revised, mostly based on the type material available in the National Zoological Collection, Zoological Survey of India, Kolkata. Sphingius barkudensis Gravely, 1931, S. nilgiriensis Gravely, 1931 and S. paltaensis Biswas & Biswas, 1992 are redescribed. Two new combinations and one new synonymy...
Article
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The selenopid genus Makdiops Crews & Harvey, 2011 was recently erected by Crews and Harvey (2011) with Selenops montigena Simon, 1889 as the type species. The genus represents medium-sized, usually high-altitude-dwelling spiders that can be diagnosed by the pattern of ventral spination of the anterior tibiae and metatarsi (4–3, 3–3 or 3–2) and by t...
Article
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Indian Phaeocedus species are revised based on the type material deposited in the Zoological Survey of India, Kolkata and the Oxford University Museum of Natural History, Oxford. Phaeocedus poonaensis syn. nov. is synonymised with Poecilochroa taborensis and Phaeocedus nicobarensis syn. nov. is synonymised with Pandava laminata (Titanoecidae). Two...
Article
The genus Carlogonus Demange, 1961, is diagnosed, and its relationship with other members of the Harpurostreptini Hoffman, 1980 is discussed. A new species, Carlogonus gayathri sp. nov. is described and illustrated from the southern Indian State of Kerala, and its DNA barcoding data is presented. Phylogenetic analysis based on mtDNA sequence data r...
Article
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Plator species described in India are revised based on the type materials deposited in the National Zoological Collection, Zoological Survey of India, Kolkata. Five species are known in India, of which three are known only from females while the remaining two are from both sexes. All the type materials examined are imaged and redescribed.
Article
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Indian spider species currently assigned to Storena Walckenaer, 1805 are revised mostly based on the type material available in the National Zoological Collection, Zoological Survey of India, Kolkata. A new genus, Laminion gen. nov. is proposed to include four species; three are transferred from Storena: Laminion arakuensis (Patel & Reddy, 1989) ge...
Article
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The spider genus Glenognatha Simon, 1887 (Tetragnathidae) currently has 34 nominal species distributed in Afrotropical region, Indo-Malaya, Nearctic, Neotropics, Oceania and Palearctic regions (Cabra-García & Brescovit 2016; World Spider Catalog 2020). It has one representative in India: Glenognatha dentata (Zhu & Wen, 1978) (World Spider Catalog 2...
Article
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Indian species of Drassyllus and Nodocion are revised, mostly based on the type material available in the National Zoological Collection, Zoological Survey of India, Kolkata. All the Indian representatives of the former genus are transferred to Cryptodrassus, with a synonymy of Drassyllus jabalpurensis syn. nov. with Cryptodrassus khajuriai comb. n...
Article
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The golden orb-weaving spider genus Nephila Leach, 1815 currently has four representatives in India: Nephila dirangensis Biswas & Biswas, 2006, Nephila kuhlii (Doleschall, 1859), Nephila pilipes (Fabricius, 1793) and Nephila robusta Tikader, 1962 (World Spider Catalog 2020). While N. kuhlii has its type locality in Java (Doleschall 1859) and that o...
Article
The South Asian spiroboloid species Xenobolus carnifex (Fabricius, 1775) is redescribed and illustrated in detail. The genus Xenobolus Carl, 1919 is diagnosed and its relationship and subfamily placement within Pachybolidae Cook, 1897 are discussed. The species Xenobolus acuticonus Attems, 1936 is synonymised with X. carnifex based on morphological...
Research
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‘Araneae of India’ provides an overview of the spider diversity of India. All available published taxonomic papers and distributional records are enlisted. The number of spider species known from India have risen steadily from 1067 species (Tikader, 1987), 1442 species (Siliwal et al., 2005), 1520 species (Sebastian & Peter, 2009) to 1686 species (...
Article
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The Indian spider species formerly placed in the zodariid genus Lutica Marx, 1891 are revised. The following new combinations are proposed: Tropizodium bengalensis (Tikader & Patel, 1975) comb. nov., Tropizodium kovvurensis (Reddy & Patel, 1993) comb. nov., Tropizodium poonaensis (Tikader, 1981) comb. nov. and Zodarion deccanensis (Tikader & Malhot...
Article
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Indian Scopoides species have been revised. Three new combinations are proposed: Poecilochroa kuljitae (Tikader, 1982) comb. nov., Megamyrmaekion pritiae (Tikader, 1982) comb. nov. and Megamyrmaekion tikaderi (Gajbe, 1987) comb. nov.. Scopoides maitraiae (Tikader & Gajbe, 1977) and Scopoides samarae Gawande & Bodkhe, 2018 are synonymized with Drass...
Article
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Indian species in the castianeirine genus Castianeira Keyserling, 1879 (Corinnidae) are partly revised based on type materials deposited in the National Zoological Collection, Zoological Survey of India, Kolkata. Two new synonyms are recognized: Castianeira himalayensis Gravely, 1931 syn. nov. is synonymised with Corinnomma severum (Thorell, 1877),...
Article
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Thorell (1897) erected the monotypic genus Palicanus based on a single male specimen from Yangon (formerly Rangoon) in Myanmar (formerly Burma). Initially the genus was placed in Drassidae Sundevall, 1833, which later became a junior synonym of Gnaphosidae Pocock, 1898. The genus was subsequently transferred to Clubionidae Wagner, 1887 (Simon 1897)...
Article
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The jumping spider genus Habrocestum Simon, 1876 is recorded for the first time from India. Habrocestum longispinum sp. nov. is described and illustrated in detail. The hitherto unknown female of the species Curubis tetrica, 1902 is described and illustrated along with a detailed redescription and illustration of its male. The distribution of both...
Article
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The monotypic genus Psellonus is revised, including the first description of the male of Psellonus planus Simon, 1897. One new synonymy is proposed: Philodromus kendrabatai Tikader, 1966 = Psellonus planus Simon, 1897 syn. nov.
Article
A new species of Polydrepanum Carl, 1932, is described and illustrated in detail from the Eastern Ghats of India: P. fissum sp. nov. One new combination of species misplaced in Polydrepanum is established: Telodrepanum implicatum (Carl, 1941) comb. nov.. All the nominal Polydrepanum spp. are keyed and the known distribution of the genus is mapped.
Article
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The corinnid species Castianeira zetes was described by Simon in 1897. It has been redescribed several times (Gravely 1931; Tikader 1981; Tikader & Biswas 1981; Majumder & Tikader 1991; Biswas & Raychaudhuri 2000; Sen et al. 2015; Dhali et al. 2017), but none of the above works provided comprehensive somatic as well as genitalic descriptions of the...
Article
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Three new species of the family Gnaphosidae are diagnosed and illustrated: Hitobia procula sp. nov. (only male), Synaphosus iunctus sp. nov. (only female) and Urozelotes patulusus sp. nov. (both male and female). The genera Hitobia and Synaphosus are recorded for the first time from India. www.zoobank.org/urn:lsid:zoobank.org:pub:B0090C55-5C3A-4D8A...
Article
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The species described as Phonognatha vicitra Sherriffs, 1928 is the only representative of the genus Phonognatha Simon, 1894 in India (World Spider Catalog 2018). The type locality of this species was a coffee estate named Charlotte estate/division, which is located adjacent to the Cauvery River in the Siddapura/ Sidapur village in the Kodagu (Coor...
Article
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The monotypic velvet ant-mimicking spider genus Coenoptychus Simon, 1885 is revised. The paper provides the first detailed morphological and genitalic description, with the first description and illustrations of the male of the type species, Coenoptychus pulcher Simon, 1885, and a redescription of its female. Two new combinations are proposed: Coen...
Article
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As the species Haploclastusdevamatha Prasanth & Jose, 2014 is indistinguishable from Thrigmopoeuspsychedelicus Sanap & Mirza, 2014, the latter is herein considered junior synonym of the former. Occurrence of polychromatism in H.devamatha is noted, and two distinct colour morphs of the species are recognised, a pink form and a blue form. The natural...
Article
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Zhu et al. (1997) erected the tetragnathid genus Wolongia to accommodate Wolongia guoi Zhu, Kim & Song, 1997 and Wolongia wangi Zhu, Kim & Song, 1997 collected from the Sichuan and Shaanxi Provinces in China. In 2009, Ping et al. described Wolongia odontodes from the Gaoligong Mountains and remained with a nominal representation after the erection...
Article
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The ctenid genus Africactenus Hyatt, 1954 is recorded for the first time from India. Africactenus unumus sp. nov. is described and illustrated based on male specimens. Detailed redescriptions and illustrations of Ctenus cochinensis Gravely, 1931 (both male and female) and Ctenus indicus Gravely, 1931 (only female) are provided and their distributio...
Article
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The dictynid genus Anaxibia Thorell, 1898 currently has six nominal species distributed in the Oriental and Ethiopian regions (World Spider Catalog 2017). The genus represents tiny to small spiders characterised by a reduced cribellum, long, cylindrical anterior and posterior spinnerets, cymbium with caudal modification, palpal patella with dorsal...
Article
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The tetragnathid spider genus Tylorida Simon, 1894 is reviewed in India. The relationship of Tylorida with Orsinome Thorell, 1890 is discussed and illustrated. The taxonomic significance of male chelicerae of Tylorida spp. is discussed and an identification key based on the features of male chelicerae to separate Indian Tylorida spp. is provided. A...
Article
The South Asian millipede genus Chondromorpha Silvestri, 1897 is diagnosed and its relationship with Parchondromorpha Jeekel, 1980 is established. The species C. atopus (Chamberlin, 1920) and C. indus (Chamberlin, 1920), as well as the subspecies C. kelaarti kelaarti (Humbert, 1865), C. kelaarti longipes (Verhoeff, 1936) and C. kelaarti valparaiens...
Article
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Paratus Simon, 1898 is a small and ill-defined liocranid genus distributed in the Oriental region (World Spider Catalog 2017) at altitudes of 27 (present data) to 2020 metres (Guchengshan [Zhao & Peng 2013]). Simon (1898) proposed this genus for a single female from Sri Lanka (Kandy) described as Paratus reticulatus Simon, 1898. Since the original...
Article
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The genus Zoica Simon, 1898 comprises the smallest members of the family Lycosidae (Lehtinen & Hippa 1979; Framenau et al. 2009) and all the members are vagrant (Lehtinen & Hippa 1979). The genus was revised by Lehtinen & Hippa (1979) and currently has 12 described species (World Spider Catalog 2017). The species Zoica puellula (Simon, 1898) was ba...
Article
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A new monotypic wolf spider genus, Ovia gen. nov. is proposed to accommodate a misplaced species: Pardosa procurva Yu & Song, 1988. Ovia procurva comb. nov. is redescribed, illustrated and designated as the type species for the genus. The subfamily placement of the new genus is discussed and it is considered as a member of Lycosinae Sundevall, 1833...
Article
The orb-weaving spider genus Plebs Joseph & Framenau, 2012 currently has only two representatives in India: Plebs himalayaensis (Tikader, 1975) from the Himalayas and Plebs mitratus (Simon, 1895) from the Nilgiris and Anamudi Shola National Park (World Spider Catalog 2016), both are found in high altitude mountainous habitats (Joseph & Framenau 201...
Article
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The orb-weaving spider genus Plebs Joseph & Framenau, 2012 currently has only two representatives in India: Plebs himalayaensis (Tikader, 1975) from the Himalayas and Plebs mitratus (Simon, 1895) from the Nilgiris and Anamudi Shola National Park (World Spider Catalog 2016), both are found in high altitude mountainous habitats (Joseph & Framenau 201...
Article
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Stenaelurillus digitus sp. nov. and Stenaelurillus gabrieli sp. nov. are described from India. New distributional records for Stenaelurillus albus Sebastian et al., 2015 and Stenaelurillus lesserti Reimoser, 1934 and maps for these species are given.
Conference Paper
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Plebs Joseph & Framenau, 2012 (Araneae: Aranediae) is an orb weaving spider genus distributed in Australia-Pacific region, South-East Asia, China, Japan, Korea and India and currently comprises 23 spp. P. mitratus, one of the Indian representatives of the genus, commonly prefers mountainous habitats. Specimens of P. mitratus were collected from thr...
Article
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The hitherto Afrotropical corinnid spider genus Cambalida Simon, 1909 is recorded from Asia for the first time. Detailed morphological descriptions and genitalic illustrations of two new species, C. deorsa sp. n. and C. tuma sp. n. from India, are provided. One new combination is proposed: Cambalida flavipes (Gravely, 1931) comb. nov. The occurrenc...
Article
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The Oriental armored spider genus Shearella Lehtinen, 1981 is recorded for the first time from India. Detailed description and illustrations of both sexes of Shearella alii sp. nov. are given. The geographic distribution of the genus is updated. Sinamma sanya (Lin & Li, 2010) is transferred back to Shearella, and Shearella browni (Shear, 1978) back...
Article
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Two new species, Tropizodium kalami sp. n. and Tropizodium viridurbium sp. n. from the genus Tropizodium are described from India. Detailed morphological descriptions, diagnostic features and illustrations of copulatory organs are given. Distribution of both the new species is mapped.
Article
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The Indo-pacific araneid genus Anepsion, with A. rhomboides (L. Koch, 1867) as the type species, was erected by Strand in 1929. He proposed the name Anepsion as a replacement name for Anepsia L. Koch, 1871, preoccupied by Anepsia Gistl, 1848, a dipteran genus (OBIS Australia, 2015). The genus was revised by Chrysanthus (1961, 1969) and currently ha...
Article
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The tropical jumping spider genus Bavia was erected by Simon (1877) to include only the type species B. aericeps Simon, 1877, a relatively large, foliage-dwelling, plurident spider with broad carapace, long, tubular abdomen and longest and robust legs I (Murphy & Murphy 2000). To date, twenty species have been catalogued from Southeast Asia, Austra...
Article
The tropical jumping spider genus Bavia was erected by Simon (1877) to include only the type species B. aericeps Simon, 1877, a relatively large, foliage-dwelling, plurident spider with broad carapace, long, tubular abdomen and longest and robust legs I (Murphy & Murphy 2000). To date, twenty species have been catalogued from Southeast Asia, Austra...
Article
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The spider genus Theridion was established by Walckenaer in 1805 with Theridion pictum (Walckenaer, 1802) as the type species. It is the most ‘species rich’ theridiid genus comprising 584 described species and 6 subspecies (World Spider Catalog 2015). Theridion zonulatum Thorell, 1890, ‘the zebra theridiid spider’, which is known only by the female...
Article
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The ground-dwelling, ant-mimicking corinnid spider genus Castianeira, with Castianeira rubicunda as type species, was erected by Keyserling (1879). Members of the genus are closely related to the Afrotropical genus Cambalida Simon, 1910 (Haddad 2012a) and are distributed mainly in tropical and temperate regions of the world except for Australia and...
Article
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A new species of the huntsman spider genus Martensopoda Jäger, 2006, M. sanctor sp. nov., is described and illustrated from the southern Western Ghats of India. Detailed first description and illustration of the male of M. minuscula (Reimoser, 1934) with a redescription and illustration of its female are provided. The female of M. transversa Jäger,...
Article
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A new species of the jumping spider genus Stenaelurillus Simon, 1886, Stenaelurillus albus sp. n., is described from the Western Ghats of India, one of the biodiversity hotspots of the world. Detailed morphological descriptions, diagnostic features and illustrations of copulatory organs of both sexes are given. Detailed redescription, diagnosis and...