Distributional and taxonomic notes on the crab spider genus Talaus Simon, 1886 with description of a new species (Araneae: Thomisidae)
Author
Benjamin, Suresh P.
National Institute of Fundamental Studies, Hantana Road, Kandy, Sri Lanka. & Alexander Koenig Research Museum of Zoology, Adenauerallee 160, 53113 Bonn, Germany.
text
Zootaxa
2020
2020-10-01
4858
3
405
416
journal article
8242
10.11646/zootaxa.4858.3.6
f8ffe2da-cc47-4208-aa25-12ece5d5b13e
1175-5326
4412520
ED66FF95-BC0F-4FB2-8BFD-44666A59EFB9
Genus:
Talaus
Simon, 1886
Type
species:
Talaus triangulifer
Simon, 1886
.
Diagnosis.
Small to medium sized spiders, 1.9 to 9.0 mm. Leg formula 2143, Femur 1 with prolateral spines, femora 1 and 3 with dorsal spines. Male palp with RTA and VTA and in some species with DTA. Embolus spiniform, short to long (1x the circumference of tegulum), with broad-base and stout in some species. Epigynum slightly sclerotized, median septum lacking, CD short, tubular to irregular in shape, spermathecae rounded to irregular in shape. For a detailed diagnosis see
Zhu & Ono (2007)
.
Species composition.
The World Spider Catalog (
WSC 2020
) lists twelve species:
T. dulongjiang
Tang, Yin, Ubick & Peng, 2008
,
T. elegans
Thorell, 1890
,
T. limbatus
Simon, 1895
,
T. nanus
Thorell, 1890
,
T. niger
Tang, Yin, Ubick & Peng, 2008
,
T. oblitus
O.
Pickard-Cambridge, 1899
,
T. opportunus
(O.
Pickard-Cambridge, 1873
)
,
T. samchi
Ono, 2001
,
T. semicastaneus
Simon, 1909
,
T. sulcus
Tang & Li, 2010
,
T. triangulifer
Simon, 1886
and
T. xiphosus
Zhu & Ono, 2007
. The 13
th
species,
Talaus beccarii
sp. nov.
is described in this paper.
Distribution.
South-East Asia (
Bhutan
,
China
,
India
,
Indonesia
,
Myanmar
,
Sri Lanka
and
Vietnam
).
T. limbatus
from
South Africa
is probably misplaced in this genus.