Taxonomic study on Sathytes Westwood (Coleoptera: Staphylinidae: Pselaphinae) from China. Part I
Author
Yin, Zi-Wei
Author
Li, Li-Zhen
Author
Zhao, Mei-Jun
text
Journal of Natural History
2012
2012-04-30
46
13 - 14
831
857
http://dx.doi.org/10.1080/00222933.2011.651651
journal article
10.1080/00222933.2011.651651
1464-5262
5199684
Sathytes wuyishanus
Yin and Li
,
sp. nov.
(
Figures 3N
,
6B,I
,
7N
,
8N
)
Type material
Holotype
.
Male
, labelled ‘
CHINA
:
Fujian Prov.
/
Wuyishan City
/
Tongmu Village
/
alt.
800 m
/
28 July 2008
/
Nan QI
and
Zi-Wei
YIN leg.’.
Paratype
.
One female, same label data as holotype.
Description
Male.
Body reddish brown, mouthparts and tarsi lighter; BL 1.54. Head (
Figure 3N
) much wider than long, HL 0.28, HW 0.36. Vertexal foveae indistinct, posterior edge of foveae located anterior to level of posterior margin of eyes; LE: LP = 1.80: 1. Eyes well developed, large and prominent, each comprises about 15 facets. Antennae with scapes thick and large; pedicels larger than antennomeres III, III–IV subequal in width, V–VI subequal in width, slightly wider than IV, VII–VIII subequal in width, slightly wider than VI, IX–XI (
Figure 6B
) strongly clubbed; semi-membranous apophysis on antennomere IX as in
Figure 7N
; antennomere X wider than long, XI (
Figure 6I
) with two truncate basal protuberances, the more basal one covered with tufts of specialized apical setae.
Pronotum about as long as wide, PL 0.35, PW 0.37. Elytra combined wider than long, EL 0.45, EW 0.61. Abdomen wider than long, AL 0.46, AW 0.52; tergite IV three times as long as next. Length of aedeagus (
Figure 8N
) 0.19.
Female.
Slightly larger than male; BL 1.74, HL 0.32, HW 0.40, PL 0.41, PW 0.42. Elytra combined wider than long, EL 0.52, EW 0.64, AL 0.50, AW 0.61. Eyes each comprises about 15 facets.
Habitat and distribution
Sifted from the leaf litter of a coniferous broad-leaved forest. East
China
(
Fujian
).
Etymology
The species is named after its
type
locality.
Remarks
This species may be separated from all other
Sathytes
species
by the middle-positioned apophysis of antennomere IX, which is slightly curved and pointed posteriorly.