A review of Paratrichocladius Santos Abreu from the Sino-Indian Region (Diptera: Chironomidae: Orthocladiinae)
Author
Fu, Yue
Author
Saether, Ole A.
Author
Wang, Xinhua
text
Zootaxa
2012
3478
453
482
journal article
10.5281/zenodo.209364
ebd122ff-1065-4d4b-baf5-c4b976a7aa07
1175-5326
209364
Paratrichocladius tusimocedeus
Sasa
et
Suzuki
(
Fig. 13
A–C)
Paratrichocladius tusimocedeus
Sasa
et
Suzuki, 1999
: 80
.
Paratrichocladius rufiventris
(
Meigen, 1830
)
Yamamoto 2004
: 75
.
Material examined.
JAPAN
: Tsushima
, Kechi Dam,
holotype
male,
25. iii. 1998
, H. Suzuki (No. 355: 23).
Diagnostic characters.
The species can be separated from other Sino-Indian members of the genus by having 26 dorsocentrals, posterior margin of tergite IX rounded, and inferior volsella extended and with some setae. Gonostylus medially expanded and apically curved.
Additions to description.
Total length / wing length 1.7. Wing length / length of profemur 2.6. Costal extension 20 µm long. Outer verticals 2. Tentorium 143 µm long, 50 µm wide. Dorsocentrals 26. Palpomeres length (in µm): 38, 45, 120, 130, 205. Palpomere 2 ellipsoid, 3 and 4 rectangular, 5 long and slender, Palpomeres 5/ 3 1.7. Laterosternite IX with 7 long setae. Transverse sternapodeme 103 µm long, with obvious oral projections. Gonocoxite 210 µm long. Gonostylus 95 µm long. Megaseta 15 µm long. HR 2.2, HV 3.2. The hypopygium of
holotype
are re-drawn as in
Fig. 13
A–C.
Distribution.
The species is recorded from
Japan
.
Remarks.
Yamamoto (2004)
recorded this species as a synonym of
P. rufiventris
(Meigen)
. After reexamination of the
holotype
we regard the two species as quite different.