Denopelopia Roback & Rutter from China with emendation of the generic diagnosis (Diptera: Chironomidae: Tanypodinae)
Author
Cheng, Ming
Author
Wang, Xinhua
text
Zootaxa
2005
1042
55
63
journal article
50959
10.5281/zenodo.169835
d5deb5c1-023d-444a-80ec-6fe2e7042703
11755326
169835
Denopelopia viridula
sp. n.
(
Figs. 9–11
)
Type
material.
Holotype
male (BDN No.04984),
CHINA
: Hainan Province, Changjiang County, Bawangling Natural Conversation,
11. V. 1988
, light trap, X. H. Wang.
Etymology
. The species name is from Latin
viridus
, green, and refers to the body coloration.
Male imago
(
n
= 1)
Dimensions
. Total length
2.54 mm
. Wing length
1.65 mm
.
Coloration.
Body yellowish green, with light brown basal bands on tergites VI–VII (
Fig. 9
). Wing without makings.
Head.
AR 1.03. Temporal setae uniserial 12; including 10 verticals and 2 postorbitals. Clypeus with 10 setae. Palpomere 1–5 lengths (µm): 35; 50; 105; 135; 205.
Wing
(
Fig. 10
). VR 0.91. Brachiolum with 5 long setae. Squama with 12 setae. Anal lobe obtuse.
Thorax.
Antepronotal setae 2. Dorsocentrals 21; acrostichals 21; prealars 8; scutellars 10.
Legs.
Spur on fore tibia 45 µm long, with 3 lateral teeth. Spurs on mid tibia 25 and 50 µm long, with 3 lateral teeth. Spurs on hind tibia 23 and 68 µm long, with 3 lateral teeth. Tibial comb on hind leg with 7 setae. Length (µm) and proportions of legs as in
Table 3
. (The hind tarsi of specimen No. 0 4984 are lost).
TABLE 3.
Lengths (µm) and proportions of legs of
D. viridula
sp. n.
| fe ti ta1 |
ta2 |
ta3 |
ta4 |
ta5 |
LR |
| p1 |
700 780 650 |
360 |
240 |
160 |
110 |
0.83 |
| p2 |
730 660 580 |
240 |
180 |
110 |
80 |
0.88 |
| p3 |
660 860 – |
– |
– |
– |
– |
– |
Hypopygium
(
Fig. 11
). Tergite IX with row of 10 setae. Anterior end of sternapodeme pointed, 8 µm in width. Gonocoxite 145 µm long. Length of gonocoxite/width of gonocoxite 2.97. Gonostylus 113 µm long, strongly narrowed toward apex. HR 1.29. HV 2.26.
FIGURES 9–11.
Denopelopia viridula
sp. n.
male imago.
9,
abdomen.
10,
wing.
11,
hypopygium.
Female, pupa, and larva.
Unknown.
Distribution.
The specimen was collected at the
type
locality, a subtropical mountain area on Hainan Island (Oriental
China
).
Diagnosis.
This new species differs from all other known species of the genus by its body coloration.