Pseudopoda digitaliformis Zhang, Jäger & Liu, 2023

Zhang, He, Zhu, Yang, Zhong, Yang, Jäger, Peter & Liu, Jie, 2023, A taxonomic revision of the spider genus Pseudopoda Jäger, 2000 (Araneae: Sparassidae) from East, South and Southeast Asia, Megataxa 9 (1), pp. 1-304 : 98-100

publication ID

https://doi.org/ 10.11646/megataxa.9.1.1

persistent identifier

https://treatment.plazi.org/id/5C13750E-F90E-DA2E-5F0B-F979767E4823

treatment provided by

Plazi

scientific name

Pseudopoda digitaliformis Zhang, Jäger & Liu
status

sp. nov.

Pseudopoda digitaliformis Zhang, Jäger & Liu , spec. nov. Figs 88–90 View FIGURE 88 View FIGURE 89 View FIGURE 90 , Map 5 View MAP 5

Type material. CHINA, Sichuan Province: Holotype male fromAba Tibetan and QiangAutonomous Prefecture , Wenchuan County, Wolong Town , Wolong National Nature Protection panda valley scenic spot, 30.97°N, 103.12°E, 2107 m, 8 May 2016 , Y. Zhong & Y. Zhu leg. ( CBEE, LJ2135 ) GoogleMaps . Paratypes: 2 females, with same data as for holotype ( CBEE, LJ2133 LJ2134 ) GoogleMaps .

Etymology. The specific name is derived from the

Latin adjective digitaliformis , - is, - e, meaning “fingershaped”, and referring to the finger-like dRTA; adjective.

Diagnosis. The male of P. digitaliformis Zhang, Jäger & Liu , spec. nov. is similar to that of P. signata Jäger, 2001 (Jäger 2001) by the following combination of characters: 1) E with broad apical half; 2) RTA finger shaped. It can be recognised by dRTA bifurcated at its tips (blunt tips of the dRTA in P. signata ). Females of P. digitaliformis Zhang, Jäger & Liu , spec. nov. resemble to P. signata by the S-shaped sclerotised part of IDS visible in ventral view, anterior margins of LL U-shaped. It can be recognised by IDS almost parallel to middle lines in longitudinal axis (more complex in P. signata ).

MALE (LJ2135): Measurements: Small sized. Body length 6.8, DS length 3.2, width 2.7, OS length 3.6, width 2.1. Eyes: AME 0.17, ALE 0.23, PME 0.20, PLE 0.25, AME–AME 0.12, AME–ALE 0.04, PME–PME 0.15, PME–PLE 0.29, AME–PME 0.25, ALE–PLE 0.18, CH AME 0.26, CH ALE 0.19. Spination: Pp 131, 101, 2121; Fe I–II 323, III–IV 322; Pa I–III 101, IV 100; Ti I–II 2228, III–IV 2126; Mt I–II 2024, III 3025, IV 3036. Measurements of palps and legs: Pp 4.6 (1.4, 0.5, 0.9, –, 1.8); I 10.4 (3.0, 1.3, 2.9, 2.3, 0.9); II 12.8 (3.5, 1.6, 3.9, 2.7, 1.1); III 8.7 (2.7, 0.8, 2.5, 2.0, 0.7); IV 9.9 (3.2, 0.5, 2.7, 2.5, 1.0). Leg formula: II-I-IV-III. Cheliceral furrow with ca. 17 denticles.

Palp ( Figs 88A–C View FIGURE 88 ): As in diagnosis. C arising from T at 12:00 o’clock position, basally wrinkled, its apical part bent at a right angle. E arising from T at 7:30–8:30 o’clock position, prolatero-distad. Spermophor running submarginally on retrolateral T in ventral view. RTA arising proximally to medially from Ti, with broad dorsal part. vRTA short, triangular in retrolateral views.

Colouration ( Figs 90A–B View FIGURE 90 ): DS yellow with dark spots, brown setae, two lateral bands, margin with thin dashed line and brown pattern. Striae distinctly marked, fovea less so. Sternum and ventral coxae spotted. OS dorsally reddish brown with lots of yellow dots, with a transverse yellow line at posterior part, ventrally with reddish-brown median band, darker towards spinnerets.

FEMALE (LJ2133): Measurements: Medium sized. Body length 7.2–7.6, DS length 3.5, width 3.2, OS length 4.1, width 3.0. Eyes: AME 0.13, ALE 0.26, PME 0.18, PLE 0.21, AME–AME 0.09, AME–ALE 0.04, PME– PME 0.13, PME–PLE 0.22, AME–PME 0.18, ALE–PLE 0.16, CH AME 0.28, CH ALE 0.19. Spination: Pp 131, 101, 2121, 1014; Fe I–III 323, IV 331; Pa I–IV 100; Ti I–II 2228, III–IV 2126; Mt I–II 2024, III 2026, IV 3036. Measurements of palps and legs: Pp 4.3 (1.2, 0.7, 0.9, –, 1.5); I 9.1 (2.7, 1.3, 2.6, 1.8, 0.7); II 11.0 (3.1, 1.4, 3.4, 2.1, 1.0); III 7.0 (2.4, 1.1, 1.7, 1.4, 0.4); IV 8.4 (2.9, 0.8, 1.8, 2.0, 0.9). Leg formula: II-I-IV-III. Cheliceral furrow with ca. 28 denticles.

Epigyne ( Figs 89A–C View FIGURE 89 ): As in diagnosis. EF slightly wider than long, its anterior part almost as wide as posterior part. AB absent. IDS extending in diagonal axis, covered by FW and LL in dorsal view.

Colouration ( Figs 90C–D View FIGURE 90 ): As in male, generally darker and sternum and ventral coxae with more spots.

Distribution. China (Sichuan Province).

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Sparassidae

Genus

Pseudopoda

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