Corynoneura Winnertz, 1846

Fu, Yue, Wang, Xin-Hua, Fang, Xiang-Liang, Xiao, Yun-Li, Fu, Jun & Lin, Xiao-Long, 2020, Corynoneura Winnertz (Diptera, Chironomidae, Orthocladiinae) from Zhejiang Province, China, Zootaxa 4890 (1), pp. 83-96 : 95

Key to adult males of Corynoneura Winnertz from Zhejiang Province

1 Sternapodeme inverted U-shaped or between U- and V-shaped................................................. 2

- Sternapodeme inverted V-shaped; lateral sternapodemes meeting in sharp point.................................... 5

2 Sternapodeme inverted between U- and V-shaped; transverse sternapodeme rounded; gonostylus almost straight ( Fig. 1E )................................................................................. Corynoneura aggeris sp. n.

- Sternapodeme inverted U-shaped; transverse sternapodeme straight; gonostylus apical hooked........................ 3

3 Phallapodeme short and scalpel-like; almost straight, and joint with sternapodeme placed lateral ( Fig. 2F )............................................................................................. Corynoneura lateralis sp. n.

- Phallapodeme apical slightly curved; joint with sternapodeme placed caudally..................................... 4

4 Antenna with 8 flagellomeres, AR 0.47; gonostylus short, apical slightly hooked ( Fig. 6G )........ Corynoneura recta sp. n.

- Antenna with 11 flagellomeres; AR 0.71; gonostylus relatively long, and apex curved ( Fig. 7F ).......................................................................................... Corynoneura tokarapequea Sasa et Suzuki

5 Gonostylus with basal lobe on inner margin ( Fig. 5E ).................................... Corynoneura prolata sp. n.

- Gonostylus without basal lobe on inner margin.............................................................. 6

6 Antenna with 10 flagellomeres.................................................... Corynoneura lobata Edwards

- Antenna with 8 flagellomeres................................................. Corynoneura petitspectabilis sp. n.

Figures

FIGURE 1. Corynoneura aggeris sp. n., male imago. A. wing; B. antenna; C. hind tibial apex; D. hypopygium, dorsal view; E. hypopygium, ventral view.

FIGURE 2. Corynoneura lateralis sp. n., male imago. A. wing; B. tentorium and cibarial pump; C. hind tibial apex; D. antenna; E. hypopygium, dorsal view; F. hypopygium, ventral view.

FIGURE 5. Corynoneura prolata sp. n., male imago. A. wing; B. Antenna; C. tentorium and cibarial pump; D. photo of hypopygium, dorsal view; E. hypopygium, ventral view.

FIGURE 6. Corynoneura recta sp. n., male imago. A. wing; B. tentorium and cibarial pump; C. hind tibial apex; D. antenna; E. thorax; G. hypopygium, dorsal view; F & H. hypopygium, ventral view.

FIGURE 7. Corynoneura tokarapequea Sasa et Suzuki 1995, male imago. A. wing; B. tentorium and cibarial pump; C. antenna; D. hind tibial apex; E. photo of hypopygium, dorsal view; F. hypopygium, ventral view.