Sinoctenus Marusik, Zhang & Omelko, 2012

Lu, Ying, Chu, Chang, Yao, Zhiyuan & Li, Shuqiang, 2022, Four new species of ctenid spiders (Araneae, Ctenidae) from Southeast Asia, with the first description of the female of Sinoctenus zhui Marusik, Zhang & Omelko, 2012, Biodiversity Data Journal 10, pp. 91350-91350 : 91350

Sinoctenus Marusik, Zhang & Omelko, 2012

Description

For the male detail description of Sinoctenus zhui Marusik, Zhang & Omelko, 2012, see Marusik et al. (2012) and for the female description, see below.

Diagnosis

It can be distinguished from other genera of the family by the male palp longer than the body (see Marusik et al. 2012: fig. 2), by the male tibia with small spine-like retrolateral apophysis (see Marusik et al. 2012: figs. 11 and 13), by the tegular apophysis covering almost whole bulbus (see Marusik et al. 2012: fig. 9), by the male chelicerae with a ridge on the retromargin part (see Marusik et al. 2012: fig. 6), by the posterior lateral spinnerets with an elongate apical segment (see Marusik et al. 2012: fig. 7), by the anterior part of female epigynal field M-shaped (Fig. 7 a), by the epigynal teeth pointed and long, situated posteriorly (Fig. 7 a) and by the vulval fertilisation ducts nearly parallel to the margin of spermathecae, pointing medio-anteriorly (Fig. 7 b).

Distribution

China (Hainan, type locality).

Figures

Figure 7. Sinoctenus zhui Marusik, Zhang & Omelko, 2012, female. a epigyne, ventral view; b vulva, dorsal view. ET = epigynal teeth, FD = fertilisation duct, SP = spermathecae. Scale bar: 0.20 mm (a - b).