Merizocera nyingchi, Chang & Yao & 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/B1A4B9F0-9C4F-4E0E-B5D8-9EAC98A73FA6

taxon LSID

lsid:zoobank.org:act:B1A4B9F0-9C4F-4E0E-B5D8-9EAC98A73FA6

treatment provided by

ZooKeys by Pensoft

scientific name

Merizocera nyingchi
status

sp. nov.

Merizocera nyingchi sp. nov. Figures 24 View Figure 24 , 53 View Figure 53

Type material.

Holotype: female (IZCAS), mountain behind a farmhouse resort (29°19.09'N, 95°18.88'E, elevation 1280 m), Medog County, Nyingchi, Tibet, China, 4 August 2013, L. Lin leg. Paratype: 1 female (IZCAS), same data as holotype.

Etymology.

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

Diagnosis.

Females can be distinguished from congeners by two pairs of twisted stalked spermathecae bearing globose distal ends, where lateral pairs are at least half as short as median pairs and have globose ends twice the size of the former (Fig. 24A View Figure 24 ).

Description.

Female (holotype). Total length 1.42; carapace 0.65 long, 0.53 wide; abdomen 0.75 long, 0.53 wide. Carapace circular, brown, with dark brown radiating marks (Fig. 24C View Figure 24 ). Fovea shallow. Thoracic region distinctly elevated medially. Clypeus, labium, and sternum dark brown. Abdomen slightly elongated, dark brown (Fig. 24B View Figure 24 ). Legs light brown; measurements: I, II, and III missing, IV 4.06 (1.05, 0.19, 1.19, 1.00, 0.63). Epigastric area (Fig. 24B View Figure 24 ): dark brown patch, medially with pale yellow horizontal strip. Endogyne (Fig. 24A View Figure 24 ) with two pairs of twisted stalked spermathecae bearing globose distal ends, lateral pairs half as short as median pairs, globose ends of lateral pairs twice larger than median pairs.

Male. Unknown.

Distribution.

Known only from the type locality (China; Fig. 53 View Figure 53 ).

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Psilodercidae

Genus

Merizocera