Revision of the genus Conicera Meigen (Diptera, Phoridae) from China
Author
Liu, Guang-Chun
text
Zootaxa
2023
2023-12-04
5380
5
401
445
https://www.mapress.com/zt/article/download/zootaxa.5380.5.1/52398
journal article
10.11646/zootaxa.5380.5.1
1175-5326
10254359
ACB1AD75-CC1F-424C-81BD-D6DC77330F30
17.
Conicera triangularis
sp. nov.
(
Figs. 15D–F, 15I–J
,
29H
)
Description.
Male. Body length
1.3–1.6 mm
. Frons dark brown. Supra-antennal setae and lower fronto-orbital setae present. Lower interfrontal setae slightly shorter than upper interfrontal setae and the distance between each other equaled to that between upper interfrontal setae. First flagellomere yellowish brown,
0.19 mm
long, with an aspect ratio of 1.93:1; arista
0.30 mm
long, 1.54 times as long as that of first flagellomere. Palpus dark brown, with 7 short setae apically.
Thorax brown. Mid and hind legs yellowish brown, fore leg yellow. Fore tibia with 9 small near-dorsal setulae, the uppermost being longer than the rest. Mid femur without sense-organ. Wing (
Fig. 29H
) length
1.44 mm
. Costal index 0.42, costal ratio 1.85:1, costal setulae length
0.040
–0.045
mm
. Vein Rs with basisetula. Veins brown, except A
1
+CuA
2
whitish gray. Membrane hyaline. Halter brown.
Abdominal tergites brown. Terminalia (
Fig. 15D
) brown. Left surstylus (
Figs. 15E, I
) triangular, dorso-apical corner with 4–6 pointed inner teeth. Right surstylus (
Figs. 15F, J
) arc-shaped on posterior edge, dorso-apical corner with 8 pointed inner teeth.
Female. Unknown.
Etymology.
The specific epithet is derived from the Latin word
triangulus
(triangular), indicating the character of left surstylus.
Specimens examined.
Holotype
,
♂
,
Jiangxi
,
Mt. Jinggang
,
Shuikou
,
6-Aug-2005
,
Hong Fang
,
Wei Zhu
.
Paratype
,
1 ♂
, same data as for holotype
.
Distribution.
China
(
Jiangxi
).
FIGURES 15A–J.
Male terminalia. A–C, G–H.
C. chayuensis
sp. nov.
; D–F, I–J.
C. triangularis
sp. nov.
; A, D. dorsal view; B, E, G, I. left surstylus; C, F, H, J. right view. Scale bars = 0.1 mm.
Remarks.
This species is similar to
C. chayuensis
sp. nov.
, it differs from the latter by lacking process on dorso-apical corner of left surstylus and presence of lower fronto-orbital setae.