Cladotanytarsus

Wang, Xinhua & Guo, Yuhong, 2004, A review of the genus Cladotanytarsus Kieffer from China, with the description of three new species (Diptera: Chironomidae: Tanytarsini), Zootaxa 750, pp. 1-19 : 17

Key to males of Cladotanytarsus from China

1 Frontal tubercles present ............................................................................................... 2

– Frontal tubercles absent ............................................................................................... 7

2 Anal point short and tapering; spinules absent ( Fig. 3; Langton & Garcia 2000: Figs. 1–6 ; Wang & Zheng 1993: Figs. 12, 13) ................................ C. conversus (Johannsen)

– Anal point spinules present ........................................................................................... 3

3 Spinules of anal point less than 5 ( Fig. 8; Lindeberg 1964: Fig. 3; Wang & Zheng 1993: Figs. 10, 11 ) .......................................................... C. nigrovittatus (Goetghebuer)

– Spinules of anal point more than 15.............................................................................. 4

4 Abdomen banded; apex of digitus pointed ( Fig. 13; Freeman 1958: Fig. 14 a; Cranston & Judd 1989: Fig. 54; Wang & Zheng 1993: Figs. 8, 9 )................................................. ..................................................................................... C. pseudomancus (Goetghebuer)

– Abdomen not banded .................................................................................................... 5

5 Base of anal point between anal crests without setae ( Figs. 1, 2 ) ......... C. bisetus sp. n.

– Base of anal point between anal crests with setae......................................................... 6

6 Digitus bent, with pointed apex ( Fig. 7 ; Wang & Zheng 1993: Figs. 6 , 7 )..................... ............................................................................................. C. frontalis Wang & Zheng

– Digitus elongate, with blunt apex ( Fig. 14; Albu 1980: Fig. 188; Brundin 1947: Fig. 120; Edwards 1929: Fig. 15 g, Plate XIX, Fig. 16; Wang & Zheng 1993: Figs. 14, 15 ). ............................................................................................... C. vanderwulpi (Edwards)

7 Anal point slender; superior volsella not elongate ( Fig. 9 ; Wang & Zheng 1993: Fig. 5 ) ............................................................................................ C. palmatus Wang & Zheng

– Anal point broad; superior volsella elongate................................................................. 8

8 Apex of digitus dilated .................................................................................................. 9

– Apex of digitus narrower............................................................................................. 10

9 Anal point with 2 spinules ( Fig. 4; Wang & Zheng 1993: Figs. 5, 6 ) ............................ .............................................................................................. C. digitalis Wang & Zheng

– Anal point with more than 20 spinules and with about 10 ventrolateral setae ( Figs. 5, 6 ) ................................................................................................................ C. dilatus sp. n.

10 Anal point with 2 basally joined spinules ( Fig. 15 ; Wang & Zheng 1990: Fig. 1 ) ........ ....................................................................................... C. yunnanensis Wang & Zheng

– Anal point with more than 5 small, scattered spinules................................................ 11

11 Superior volsella with bent apex and 2 basimedial setae ( Fig. 12; Wang & Zheng 1993: Fig. 2 ) ..................................................................................... C. parvus Wang & Zheng

– Apex of superior volsella not bent and with 1 basimedial seta ( Figs. 10, 11 )................. .................................................................................................... C. paratridorsum sp. n.

Figures

FIGURE 7. Hypopygium of Cladotanytarsus frontalis Wang & Zheng from Wang & Zheng 1993 (Fig. 6).

FIGURE 9. Hypopygium of Cladotanytarsus palmatus Wang & Zheng from Wang & Zheng 1993 (Fig. 5).

FIGURE 15. Hypopygium of Cladotanytarsus yunnanensis Wang & Zheng from Wang & Zheng 1993 (Fig. 16).

FIGURES 1 – 2. Cladotanytarsus bisetus sp. n. Holotype, male imago: 1. Wing, 2. Hypopygium.

FIGURES 10 – 11. Cladotanytarsus paratridorsum sp. n. Holotype, male imago: 10. Wing, 11. Hypopygium.

FIGURES 5 – 6. Cladotanytarsus dilatus sp. n. Holotype, male imago: 5. Wing, 6. Hypopygium.