Tmarus undatus, Tang, Guo & Li, Shu-Qiang, 2009

Tang, Guo & Li, Shu-Qiang, 2009, The crab spiders of the Genus Tmarus from Xishuangbanna, Yunnan, China (Araneae: Thomisidae), Zootaxa 2223, pp. 48-68 : 66-67

publication ID

https://doi.org/ 10.5281/zenodo.190156

DOI

https://doi.org/10.5281/zenodo.6224054

persistent identifier

https://treatment.plazi.org/id/03B587DF-BF2A-930F-FF0C-FB27FDE3E8E7

treatment provided by

Plazi

scientific name

Tmarus undatus
status

sp. nov.

Tmarus undatus View in CoL sp. nov.

Figs 13 View FIGURE 13. A – B E–F, 15A–C

Type material: (all from CHINA, Yunnan: Xishuangbanna, Mengla County, Menglun Town, G. Zheng leg.) Holotype: male, secondary tropical montane evergreen broad-leaved forest (N21º54.767', E101º11.431', alt. 880 m), 6 August 2007 (Zheng_sp61-1); Paratypes: 1 female, same data as holotype; 1 female, primary tropical seasonal rainforest (N21º57.669', E101º11.893', alt. 790 m), 7 August 2007; 2 females, primary tropical seasonal rainforest (N21º54.725', E101º13.261', alt. 734 m), 8 August 2007.

Etymology. The specific name comes from the Latin adjective undatus and means undulate, referring to the W-shape of the epigynal structure.

Diagnosis. This new species is similar to T. menglae Song and Zhao, 1994 . The differences are discussed in the “diagnosis” of T. menglae .

Description. Female (holotype): Total length 6.00. Prosoma length 2.20, width 2.10; opisthosoma length 3.70, width 2.10. Prosoma yellow with some small white markings. Tubercle grayish black with white rim. Chelicerae, gnathocoxae, labium and sternum yellow. Eye measurements: AME 0.06; ALE 0.14; PME 0.08; PLE 0.12; AME–AME 0.22; AME–ALE 0.20; PME–PME 3.40; PME–PLE 0.36. MOA length 0.32 with front width 0.34 and back width 0.48, Legs yellow. Leg formula: 1243; leg measurements: I: 10.20 (3.00, 4.00, 2.10, 1.10); II: 9.60 (3.00, 3.60, 2.00, 1.00); III: 4.50 (1.30, 1.80, 0.80, 0.60); IV: 4.60 (1.60, 1.80, 0.60, 0.60). Opisthosoma dorsum grayish white with a large black markings medially, venter gray.

Epigynum ( Figs 13 View FIGURE 13. A – B E–F, 15B–C). Epigynum with a “W”-shaped ridge in the median from ventral view, under which bear a small hood, copulatory duct thick, fold and twisted, spermathecae small.

Male: Unknown.

Variation. Total length: female, 5.80–6.20. Distribution. China (Yunnan).

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Thomisidae

Genus

Tmarus

GBIF Dataset (for parent article) Darwin Core Archive (for parent article) View in SIBiLS Plain XML RDF