Oxytate subvirens
Creators: name: Sudhin, Puthoor Pattammal
name: Sen, Souvik
Publisher: name: Zenodo
Year: 2023
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Arachnida
Araneae
Thomisidae
Oxytate
Oxytate subvirens

description: Oxytate subvirens (Strand, 1907)
Figs 3A–D, 4A–F, 6A–D, 7
Dieta subvirens Strand, 1907: 198–199 (description of female).
Oxytate subvirens (Strand). Benjamin 2001: 154–157, figs 1a–b, 4a–b, 5a–b, 6a–c (description and illustrations of male and female); Benjamin 2011: 19, figs 61A–E.
Material examined. 1♁ from INDIA: Tamil Nadu: Kanyakumari district, Agasthyamalai Biosphere Reserve, Kanyakumari Wildlife Sanctuary (8°22’42.88”N 77°24’53.36”E), 119 m, 13 February 2020, leg. S. Sen., by hand
(NZC-ZSI-8093/18). 1♀, Kanyakumari Wildlife Sanctuary (8°27’23.48”N 77°18’11.26”E), 91 m, 15 February 2020, leg. S. Sen, by hand (NZC-ZSI-8094/18).
Diagnosis. For diagnostic features of the species, see Benjamin (2001).
Redescription. Male (NZC-ZSI-8093/18) (Figs 3A–B, 4A–C, 6A–B): Measurements: Body length 5.88. Carapace length 2.18, width 2.01. Abdomen length 4.05, width 1.06. Eye diameters: ALE 0.09, AME 0.06, PLE 0.08, PME 0.07. Eye interdistances:AME–AME 0.12,ALE–AME 0.11, PME–PME 0.11, PLE–PME 0.26, ALE–PLE 0.21, AME–PME 0.20, ALE–ALE 0.42, PLE–PLE 0.70, AME–PLE 0.39, ALE–PME 0.18. Clypeus height 0.25. Length of chelicerae 0.43. Measurements of legs: I 11.11 [3.28, 1.20, 3.22, 2.40, 1.01], II 10.65 [3.18, 1.07, 3.08, 2.31, 1.01], III 5.08 [1.48, 0.48, 1.46, 1.10, 0.56], IV 4.64 [1.64, 0.43, 1.06, 0.97, 0.54]. Leg formula: 1234. Spination. Legs: femur I pl 6 rl 4 do 5 plv 2, II pl 5 rl 5 do 5, III–IV pl 3 rl 3 do 3; patella I–IV pl 1 rl 1 do 1; tibia I–II pl 2 rl 2 do 2 plv 4 rlv 4, III pl 2 rl 2 do 2 plv 2 rlv 1, IV pl 2 rl 2 do 2; metatarsus I pl 4 rl 4 plv 3 rlv 3, II pl 2 rl 2 plv 3 rlv 3, III pl 2 rl 2 plv 1 rlv 1, IV pl 3 rl 2; tarsus I–IV spineless. Carapace pale yellow (Fig. 3A). Eyes located on tubercles (Figs 3A). Clypeus and chelicerae pale yellow. Endites and labium dull white (Fig. 3B). Sternum white (Fig. 3B). Abdomen covered with fine hairs (Fig. 3A); dorsum pale yellow to dull white, posterior region with regular transverse rows of strong spines (Fig. 3A); venter dull white (Fig. 3B). Palp as shown in Figs 4A–C, 6A–B: tegulum and cymbium light yellow, rest of the segments dull white; tibia slender, longer than broad, covered with few long setae and hairs; VTA broad, with a small hook shaped tip (Figs 4A–C, 6A–B); RTA long, slightly upwardly directed, with its narrowing distal region slightly curving ventrally in retrolateral view (Figs 4C, 6B); cymbium nearly ovoid, covered with setae, tapering distally (Figs 4A–C, 6A–B); tegulum oval (Fig. 4B, 6A); embolus thick, distally narrowing, resting on tegulum, with the subacute tip directed at 1:30 o’clock position in ventral view (Figs 4B, 6A).
Female (NZC-ZSI-8094/18) (Figs 3C–D, 4D–F, 6C–D): Measurements: Body length 7.62. Carapace length 2.42, width 2.21. Abdomen length 4.82, width 1.95. Eye diameters: ALE 0.09, AME 0.05, PLE 0.07, PME 0.06. Eye interdistances: AME–AME 0.12, ALE–AME 0.14, PME–PME 0.08, PLE–PME 0.30, ALE–PLE 0.24, AME–PME 0.18, ALE–ALE 0.46, PLE–PLE 0.78, AME–PLE 0.43, ALE–PME 0.20. Clypeus height 0.22. Length of chelicerae 0.39. Measurements of legs: I 10.74 [3.11, 1.29, 3.37, 2.01, 0.96], II 10.41 [3.12, 1.17, 3.04, 2.16, 0.92], III 5.43 [1.51, 0.61, 1.54, 1.13, 0.64], IV 5.23 [1.89, 0.57, 1.20, 0.99, 0.58]. Leg formula: 1234. Spination. Legs: femur I pl 4 do 4 plv 2, II pl 3 rl 2 do 2, III–IV pl 2 do 1; patella I–IV pl 1 rl 1 do 1; tibia I–II pl 2 rl 2 do 1 plv 4 rlv 4, III–IV pl 2 rl 2 do 1; metatarsus I–II pl 2 rl 2 plv 3 rlv 3; III pl 2 rl 1 rlv 1, IV pl 3 rl 3 do 4; tarsus I–IV spineless. In all respects as the male, except as follows: carapace light reddish-yellow, marginally with narrow dark brown lines; endites, labium, and sternum light yellow; abdomen longer, wider and yellowish in colour. Epigyne as shown in Figs 4D–F, 6C–D: epigyne with deeply divided anterior hood (Figs 4D–E, 6C); copulatory opening broad (Figs 2D–E, 6C–D); copulatory duct long, distal part broad proximal part well sclerotized, bent, and connected to the anterior part of spermathecae (Figs 4D–F, 6C–D); spermathecae nearly oval and separated from each other (Figs 4F, 6D).
Distribution. India (New record) and Sri Lanka (Benjamin 2001) (Fig. 7).
description: Published as part of Sudhin, Puthoor Pattammal & Sen, Souvik, 2023, Taxonomic notes on the crab spider genus Oxytate L. Koch, 1878 (Araneae: Thomisidae) from India, pp. 549-558 in Zootaxa 5315 (6) on pages 554-557, DOI: 10.11646/zootaxa.5315.6.2, http://zenodo.org/record/8142462