Gaviphosa kera Sankaran, 2021

Sankaran, Pradeep M. & Caleb, John T. D., 2021, On the taxonomic validity of Indian ground spiders: V. Genera Megamyrmaekion Reuss, 1834, Sosticus Chamberlin, 1922 and Gaviphosa gen. nov. (Araneae: Gnaphosidae), Zootaxa 5040 (4), pp. 539-564 : 543-544

publication ID

https://doi.org/ 10.11646/zootaxa.5040.4.5

publication LSID

lsid:zoobank.org:pub:310C2BAC-958A-4F78-BF7C-5D60946721B2

DOI

https://doi.org/10.5281/zenodo.5531775

persistent identifier

https://treatment.plazi.org/id/1B3187DA-FFBF-FFA3-3FC9-FA71FC85FCE4

treatment provided by

Plazi

scientific name

Gaviphosa kera Sankaran, 2021
status

gen. et sp. nov.

Gaviphosa kera Sankaran, 2021 View in CoL gen. et sp. nov.

Figs 1–24 View FIGURES 1–13 View FIGURES 14–15 View FIGURES 16–19 View FIGURES 20–23 View FIGURE 24

Type material. Holotype ♂ without right leg IV ( ADSH411 View Materials ), INDIA : Kerala: Pathanamthitta: Gavi , 9°26’09.07’’N, 77°09’56.78’’E, 1192 m alt., litter, by hand, 21.XII.2013, M.S. Pradeep leg. GoogleMaps Paratype: 1 ♂ ( ADSH412 View Materials ), same data as holotype GoogleMaps .

Etymology. ‘ kera ’ in Sanskrit means ‘coconut tree’ referring to the common name, ‘land of coconut trees’ of the Kerala State, where the type locality of the new species is located.

Diagnosis. As for the genus.

Description. Male (holotype, Figs 1–15 View FIGURES 1–13 View FIGURES 14–15 ): Carapace, legs, spinnerets, pedipalp straw coloured; eye group pale brownish. Chilum triangular, wider than long ( Fig. 5 View FIGURES 1–13 ). Opisthosoma grayish. Tarsi with prominent pseudo-segmentation ( Fig. 12 View FIGURES 1–13 ). Body length 4.90. Carapace 2.09 long, 1.78 wide. Opisthosoma 2.81 long, 1.79 wide. Eye sizes and interdistances: ALE 0.13, AME 0.16, PLE 0.11, PME 0.09; AME–ALE 0.04, AME–AME 0.09, AME–PME 0.14, PME–PLE 0.12, PME–PME 0.08. Clypeus height at AMEs 0.20, at ALEs 0.14. Length of chelicerae 0.70. Length of pedipalp and legs: Pedipalp 2.74 [0.82, 0.37, 0.36, 1.19], I 8.14 [2.13, 0.80, 1.75, 1.87, 1.59], II 8.69 [2.27, 0.83, 1.90, 2.03, 1.66], III 7.54 [1.94, 0.81, 1.48, 1.94, 1.37], IV 9.80 [2.50, 0.87, 2.04, 2.71, 1.68]. Leg formula: 4213. Spination of pedipalp: cymbium rlv 1; legs: tibia IV plv 1 rlv 1, metatarsi III–IV plv 1 rlv 4. Pedipalp ( Figs 16–23 View FIGURES 16–19 View FIGURES 20–23 ): cymbium with narrow distal half, with cymbial depression along the entire distal half ( Figs 16–23 View FIGURES 16–19 View FIGURES 20–23 ; Cy, CyD). Dorsal tibial apophysis short, thorn-like, with a slight median curvature, provided with long setae ( Figs 16, 18–19 View FIGURES 16–19 , 20, 22–23 View FIGURES 20–23 ; DTA). Bulb sac-like ( Figs 17 View FIGURES 16–19 , 21 View FIGURES 20–23 ). Tegulum long, with a slight baso-retrolateral lobe ( Figs 17 View FIGURES 16–19 , 21 View FIGURES 20–23 ; T, arrow). Embolus originating disto-prolaterally, long, sigmoid, with smoothly rounded tip and short embolic base (16–17, 20–21; E, EB). Subtegulum roughly oval, lying baso-prolaterally ( Figs 16–17 View FIGURES 16–19 , 20–21 View FIGURES 20–23 ; ST). Sperm duct short, divides tegulum horizontally into two equal parts ( Figs 17 View FIGURES 16–19 , 21 View FIGURES 20–23 ; SD).

Female. Unknown.

Distribution. Known only from the type locality ( Fig. 24 View FIGURE 24 ).

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Gnaphosidae

Genus

Gaviphosa

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