Merizocera tak Li, 2020

Chang, Wan-Jin, Yao, Zhiyuan & Li, Shuqiang, 2020, Twenty-eight new species of the spider genus Merizocera Fage, 1912 (Araneae, Psilodercidae) from South and Southeast Asia, ZooKeys 961, pp. 41-118 : 41

publication ID

https://dx.doi.org/10.3897/zookeys.961.53058

publication LSID

lsid:zoobank.org:pub:B5627BFE-56A2-42B3-B3A5-96BAE07724F4

persistent identifier

https://treatment.plazi.org/id/8E300899-E573-4D65-8550-B531D5EB593C

taxon LSID

lsid:zoobank.org:act:8E300899-E573-4D65-8550-B531D5EB593C

treatment provided by

ZooKeys by Pensoft

scientific name

Merizocera tak Li
status

sp. nov.

Merizocera tak Li sp. nov. Figures 37 View Figure 37 , 54 View Figure 54

Type material.

Holotype: female (IZCAS), Mae Klong Noi Subdistrict (16°14.64'N, 98°59.91'E, elevation 1228 m), Umphang District, Tak, Thailand, 17 November 2016, P. Wongprom leg.

Etymology.

The specific name refers to the type locality; noun in apposition.

Diagnosis.

Females can be distinguished from all congeners by the presence of two pairs of globose spermathecae, the median pair resembling the figure ‘8’ (Fig. 37A View Figure 37 ).

Description.

Female (holotype). Total length 1.21; carapace 0.58 long, 0.49 wide; abdomen 0.61 long, 0.47 wide. Carapace circular, brown, with dark brown radiating marks (Fig. 37C View Figure 37 ). Fovea shallow. Thoracic region distinctly elevated medially. Clypeus, labium, and sternum dark brown. Abdomen ovoid, dark brown (Fig. 37B View Figure 37 ). Legs light brown; measurements: I 3.47 (0.84, 0.19, 1.03, 0.85, 0.56), II 2.93 (0.73, 0.18, 0.84, 0.68, 0.50), III 2.41 (0.59, 0.16, 0.65, 0.58, 0.43), IV 3.48 (0.85, 0.19, 1.00, 0.85, 0.59). Epigastric area (Fig. 37B View Figure 37 ): dark brown semi-circular patch, medially with a slit. Endogyne (Fig. 37A View Figure 37 ) with two pairs of globose spermathecae, median pair made up of two overlying globose spermathecae resembling the figure ‘8’, lateral pairs 1/4 size of median pair.

Male. Unknown.

Distribution.

Known only from the type locality (Thailand; Fig. 54 View Figure 54 ).

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Psilodercidae

Genus

Merizocera