Flexicrurum minutum Tong & Li, 2007

Chang, Wan-Jin, Li, Fengyuan & Li, Shuqiang, 2019, On the genus Flexicrurum Tong & Li, 2007 (Araneae, Psilodercidae) from Hainan Island, China, ZooKeys 855, pp. 15-30 : 20-21

Flexicrurum minutum Tong & Li, 2007 Figs 7, 9

Flexicrurum minutum Tong and Li, 2007: 65, figs 1 I–L, 4 A–E; Tong, 2013: 20, figs 16 I–L, 35 A–E

Type examined.

Holotype: ♂ (IZCAS), China, Hainan Island, Changjiang County, Bawangling National Natural Reserve, 22.III.2005.

Other material.

♀ (IZCAS), China, Hainan Island, Dongfang City, Donghe Town, Nanlang Village, foot of Mountain E-Xian, 19°0.3800'N, 109°5.0300'E, 214 m, 16.XII.2014, Zhao Q. and Shao L. leg.

Description.

Female. Total length 2.34; carapace 0.78 long, 0.75 wide; abdomen 1.56 long, 0.87 wide. Carapace round and brown, with three longitudinal dark brown bands, the middle band is 2 times wider than the lateral bands (Fig. 7C). Fovea shallow and dark brown. Anterior part of thoracic region distinctly elevated. Eye sizes and interdistances: ALE 0.08, ME 0.06, PLE 0.05; ALE–ALE 0.31, ME–ME 0.15, PLE–PLE 0.33, ALE–ME 0.14, PLE–ME 0.18, ALE–PLE 0.15. Chelicerae brown. Cheliceral promargin with lamina of three triangular extensions and no teeth, retromargin with two small teeth ( Tong and Li 2007). Clypeus slanting 0.24 high, dark brown. Endites dark brown. Labium slanting and dark brown. Sternum circular with brown complex pattern delimiting a medial ovoid pale spot anteriorly. Abdomen elongated, dorsum anterior 2/3 with dark brown striated spacing delimiting a pale area medially, posterior 1/3 with horizontal dark brown striated pattern medially, ventrum with brown pattern at margin and anterior half medially pale with an ovoid epigastric area, posterior half with random irregular dark brown pattern (Fig. 7D). Legs uniformly brown; measurements: I 7.85 (2.24, 0.25, 2.40, 1.87, 1.09), II 5.76 (1.60, 0.25, 1.60, 1.56, 0.75), III 5.02 (1.75, 0.20, 1.20, 1.25, 0.62), IV 7.11 (1.87, 0.25, 2.12, 2.00, 0.87). Internal genitalia: a pair of umbrella-shaped spermathecae (a pair of vertical ducts posteriorly connected with pair of ovoid vesicle and covered by a dome anteriorly) (Fig. 7A).

Distribution.

Hainan Island, China (Fig. 9).

Remarks.

The female was matched with the holotype male on the basis of proximity of its collection location to the type locality (only about 30 km away), similarities in somatic morphology with the holotype male, and from DNA barcoding data.