Taxonomic notes on the genus Gribodia Zavattari, 1912 (Hymenoptera: Vespidae: Eumeninae) from Vietnam and China, with description of a new species
Author
Nguyen, Lien Thi Phuong
Author
Xu, Zaifu
text
Zootaxa
2015
4040
4
458
464
journal article
10.11646/zootaxa.4040.4.5
5ad510ce-e3a8-43f0-aa25-1f2856fd4c56
1175-5326
245680
886F3CFE-9CEE-4387-B09D-8A409F248B81
Gribodia nigra
Nguyen & Xu
,
sp. nov.
(
Figs 15–19
)
Material examined.
HOLOTYPE
, ♀,
CHINA
, Hainan, Yinggeling Natural Reserve,
18°49'N
,
109°11'E
,
16– 20.xi.2008
, Wei Dong [
SCAU
].
Diagnosis.
The new species can be distinguished from other congeners by following combination of characteristics: clypeus thick, strongly convex from base to apical margin, propodeum with weak edges, only present at basal half, and the color pattern.
Description.
Female.
Body length
13.6 mm
; fore wing length 13.0 mm. Similar to female of
Gribodia cupreipennis
but differs as follows. Head 1.2 × as wide as high (
Fig. 15
). Distance from posterior ocelli to apical margin of the vertex 1.7 × distance from posterior ocelli to inner eye margin (
Fig. 17
). Gena nearly 0.5 × as wide as eye (
Fig. 16
). Clypeus thicker than in
G. cupreipennis
, in lateral view strongly convex from base to apical margin (
Fig. 16
), in frontal view pear-shaped, slightly depressed near apical margin, 1.1 × as high as wide (
Fig. 15
). Propodeum with edges weaker than in
G. cupreipennis
, only present at basal half (
Fig. 18
). T2 nearly as long as wide (
Fig. 19
). Clypeus with shallower and smaller punctures than in
G. cupreipennis
. Body with less coarse punctures than in
G. cupreipennis
.
Color
. Black except two small marks on clypeus near basal margin, large spot between antenna, narrow band along inner eye margin extending from bottom of frons to nearly ocular sinus and scape beneath yellow.
Male
. Unknown.
Distribution.
China
: Hainan.
Etymology.
The specific name refers to the black body of this species.