Sinocoelotes gen. n., a new genus of the subfamily Coelotinae (Araneae, Agelenidae) from Southeast Asia
Author
Chen, Lu
Author
Zhao, Zhe
Author
Li, Shuqiang
text
ZooKeys
2016
614
51
86
http://dx.doi.org/10.3897/zookeys.614.8663
journal article
http://dx.doi.org/10.3897/zookeys.614.8663
1313-2970-614-51
1B5ACC3AC6804077BC20F8BACEBA17C5
1B5ACC3AC6804077BC20F8BACEBA17C5
Taxon classification Animalia Araneae Agelenidae
Sinocoelotes mahuanggouensis Zhao & Li
sp. n.
Figs 13, 21
Type material.
Holotype ♀: China: Sichuan Province: Baoxing County, Fengtongzhai Nature Reserve, Mahuang valley, under stones,
N30°49'27"
,
E102°44'16"
, 2440 m, 27.IX.2005, X. Zhang and X. Xu.
Etymology.
The specific name refers to the type locality; adjective.
Diagnosis.
The female can be easily distinguished from other
Sinocoelotes
gen. n. species by the short, wider than long, triangular epigynal teeth, the pear-shaped atrium, the sickle-shaped copulatory ducts, the long and clavate spermathecal heads (Fig. 13
A-B
).
Figure 13. Epigyne and habitus of
Sinocoelotes mahuanggouensis
sp. n., holotype. A Epigyne, ventral B Vulva, dorsal C Female habitus, dorsal D Female habitus, ventral E Female habitus, lateral. Scale bars: equal for A and B; equal for C, D and E.
Description.
Female. Total length 11.80. Carapace 5.77 long, 3.97 wide. Abdomen 6.03 long, 3.85 wide. Eye sizes and interdistances: AME 0.26, ALE 0.25, PME 0.21, PLE 0.24; AME-AME 0.11, AME-ALE 0.09, PME-PME 0.23, PME-PLE 0.34. Leg measurements: I 17.56 (4.74, 5.96, 4.17, 2.69); II 15.75 (4.35, 5.19, 3.85, 2.36); III 14.69 (4.05, 4.55, 3.91, 2.18); IV 19.15 (5.13, 6.03, 5.45, 2.54). Chelicerae with three retromarginal teeth. Epigyne: atrium large, occupying 1/3 of epigynal plate square, narrowing posteriorly, pear-shaped; teeth short, wider than long, triangular in shape, located anterio-laterally, widely spaced from atrium; spermathecae close to each other, posterior (basal) part subequal to the anterior part; spermathecal heads long, clavate; copulatory ducts long, broad, crescent-shaped (Fig. 13
A-B
).
Male. Unknown.
Distribution.
Known only from the type locality (Fig. 21).