Althepus qiqiu Li et Li

Liu, Chang, Li, Fengyuan, Wongprom, Prasit, Zheng, Guo & Li, Shuqiang, 2017, Eleven new species of the spider genus Althepus Thorell, 1898 (Araneae, Ochyroceratidae) from Thailand, Zootaxa 4350 (3), pp. 469-499: 491

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Althepus qiqiu Li et Li

sp. nov.

Althepus qiqiu Li et Li  sp. nov.

Figs 16View FIGURE 16, 21–22View FIGURE 21View FIGURE 22

Type material. Holotype: Female ( IZCAS), Thailand, Satun Province, La Ngu District , a cave without name, 06°59.390'N, 99°48.393'E, altitude 50m, 0 4 December 2013GoogleMaps  . Paratype: 1 female, same data as holotype ( IZCAS)GoogleMaps  .

Etymology. The specific name is derived from the Chinese pinyin 'qì qiú', which means ' balloon', referring to balloon-like females internal genitalia; noun in apposition.

Diagnosis. The species resembles A. muangensis  sp. nov. ( Figs 14–15View FIGURE 14View FIGURE 15) with the female internal genitalia, but can be distinguished by the different numbers ( A. qiqiu  sp.nov. have five pairs but A. languensis  sp.nov. have four) of transparent spermathecae ( Fig. 16AView FIGURE 16).

Description. Female (holotype). Total length 3.75; carapace 1.14 length, 1.23 width; abdomen 2.19 length, 1.41 width. Carapace rounded ( Figs 16C –EView FIGURE 16), yellow, with three longitudinal brown bands of different width, among them, the middle one two times wider than the lateral ones. Anterior margin of thoracic region distinctly elevated. Clypeus black-brown. Cheliceral promargin with two teeth, followed by a lamina, retromargin with two small teeth ( Fig. 21IView FIGURE 21). Labium brown. Sternum brown. Abdomen elongate, with one longitudinal yellow band and two latitudinal yellow bands dorsally, and two narrow white bands ventrally. Legs brown, tibia annulated with white. Leg measurements: I missing, II 26.97 (6.92, 0.5, 7.18, 10.32, 2.05), III 20.82 (5.96, 0.5, 5.77, 6.35, 2.24), IV 17.48 (5.12, 0.5, 4.49, 5.77, 1.60). Female epigyne ( Fig. 16EView FIGURE 16): Internal genitalia with symmetric five pairs of transparent spermathecae.

Male: Unknown

Variation. Carapace: females 1.14–1.25 length, 1.23–1.30 width, tibia I 10.06 (leg I lost in female holotype).

Distribution. Known only from the type locality ( Fig. 22View FIGURE 22).


Institute of Zoology, Chinese Academy of Sciences