Tmarus songi Han and Zhu, 2008

Tang, Guo & Li, Shu-Qiang, 2009, The crab spiders of the Genus Tmarus from Xishuangbanna, Yunnan, China (Araneae: Thomisidae), Zootaxa 2223, pp. 48-68 : 62

Tmarus songi Han and Zhu, 2008

Figs 9A–D , 10A–C , 11A–D

Tmarus songi Han and Zhu, 2008: 459 –463, figs 1–5

Material examined: (all from CHINA, Yunnan: Xishuangbanna, Mengla County, Menglun Town, G. Zheng leg.): 7 males, 3 females, secondary tropical seasonal moist forest (N21º54.607', E101º17.005', alt. 633 m), 28 July 2007 (Zheng_sp913-1); 1 male, 1 female, secondary tropical montane evergreen broad-leaved forest (N21º54.767', E101º11.431', alt. 880 m), 6 August 2007; 1 male, primary tropical seasonal rainforest (N21º57.445, E101º12.997, alt. 744 m), 30 July 2007; 3 females, Menglun, primary tropical seasonal rainforest (N21º57.669', E101º11.893', alt. 790 m), 7 August 2007; 6 females, primary tropical seasonal rainforest (N21º54.725', E101º13.261', alt. 734 m), 8 August 2007; 2 males, 1 female, Paramichelia baillonii plantation (N21º54.200', E101º16.923', alt. 608 m), 18 August 2007.

Description. Male: Total length 3.80. Prosoma length 1.60, width 1.60; opisthosoma length 2.00, width 1.20. Prosoma brown with a triangle grayish white marking. Eye tubercles grayish white. Eye measurements: AME 0.06; ALE 0.14; PME 0.08; PLE 0.14; AME–AME 0.14; AME–ALE 0.14; PME–PME 0.20; PME– PLE 0.28. MOA length 0.36 with front width 0.24 and back width 0.38. Chelicerae, gnathocoxae, labium and sternum yellow. Legs yellow. Leg measurements: I: 10.10 (2.90, 3.70, 2.40, 1.10); II: 10.00 (2.90, 3.60, 2.40, 1.10); III: 4.20 (1.40, 1.60, 0.60, 0.60); IV: 4.30 (1.60, 1.50, 0.60, 0.60). Leg formula: 1243. Opisthosoma dorsum grayish white with some long setae, the posterior with 3 pairs of transversal gray stripes, venter yellow.

Palp ( Figs 9B–D , 11A–B ). VTA digitiform; ITA wide and blunt, with a small apophysis laterally, RTA small digitiform, tegulum flat, sperm ducts visible, embolus spiniform.

Female (measurements of Zheng_sp913-2): Total length 4.80. Prosoma length 1.70, width 1.60. Opisthosoma length 2.50, width 1.90. Body color shallow than in male. Eye measurements: AME 0.07; ALE 0.15; PME 0.10; PLE 0.14; AME–AME 0.16; AME–ALE 0.16; PME–PME 0.24; PME–PLE 0.36. MOA length 0.44 with front width 0.28 and back width 0.44. Leg formula: 1243; leg measurements: I: 8.10 (2.50, 3.10, 1.70, 0.80); II: 8.05 (2.50, 3.00, 1.75, 0.80); III: 3.80 (1.20, 1.50, 0.60, 0.50); IV: 4.10 (1.40, 1.60, 0.60, 0.50). Opisthosoma dorsum grayish white, the posterior with 3 pairs of transversal grayish brown spots, the rear grayish brown.

Epigynum ( Figs 10B–C , 11C–D ). Epigynum with a median atrium, copulatory openings anteriorly, copulatory duct globular, spermathecae small.

Variation. Total length: male, 3.60–3.90; female, 4.60–5.00.

Distribution. China (Guangxi, Hainan, Yunnan).

Figures

FIGURES 9 A – D. Tmarus songi Han and Zhu, 2008. A Male habitus, dorsal view; B – D Male palp (B ventral, C prolateral, D retrolateral). Scale bars: A = 1.0 mm; B – D = 0.1 mm.

FIGURES 10 A – C. Tmarus songi Han and Zhu, 2008. A Female habitus, dorsal view; B Epigynum, ventral view; C Vulva, dorsal view. Scale bars: A = 1.0 mm, B – C = 0.1 mm.

FIGURES 11 A – D. Tmarus songi Han and Zhu, 2008. A – B Left male palp (A ventral, B retrolateral); C Epigynum, ventral view; D Vulva, dorsal view. CD = copulatory ducts; E = embolus; ITA = intermedial tibial apophysis; RTA = retrolateral tibial apophysis; S = spermatheca; VTA = ventral tibial apophysis. Scale bars: A – C = 0.1 mm.