Compterosmittia Saether 1981
Creators: name: Zhou, Xu-Shen
name: Fang, Da-Zhou
name: Gao, Rui
name: Wang, Ying
name: Yan, Chun-Cai
name: Liu, Wen-Bin
Publisher: name: Zenodo
Year: 2022
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Diptera
Chironomidae
Compterosmittia

description: Updated key to known adult males of Compterosmittia in the world
[The key adapted from Lin et al. 2013 and follows the couplets 1–4 and 7–11.]
1 Anal lobe of wing well developed........................................................................ 2
- Anal lobe of wing reduced............................................................................. 3
2 Cu 1 strongly sinuous, inferior volsella moderately projected........................... C. togalimea (Sasa et Okazawa)
- Cu 1 moderately sinuous, inferior volsella strongly projected.............................. C. tuberculifera (Tokunaga)
3 Antenna with 10 or 12 flagellomeres..................................................................... 4 - Antenna with 13 flagellomeres.......................................................................... 5
4 Antenna with 10 flagellomeres, AR 0.97.................................. C. aberrans Mendes, Andersen et Saether
- Antenna with 12 flagellomeres, AR 0.35–0.39................................. C. duodecima Lin, Yan, Liu & Wang
5 Inferior volsella single-lobed, rounded, strongly projecting.................................................... 6
- Inferior volsella bilobed, anterior lobe digitiform bare, posterior lobe more or less roundish......................... 12
6 AR low 0.40........................................................... C. oyabelurida (Sasa, Kawai et Ueno)
- AR> 0.60........................................................................................... 7
7 Virga present........................................................................................ 8
- Virga absent........................................................................................ 10
8 Anal point nearly parallel-sided, virga only with single plate..................... C. tsujii (Sasa, Shimomura et Matsuo)
- Anal point triangle, virga obvious, with spines.............................................................. 9
9 Virga composed of 1 strong, medial spine............................................ C. lii Lin, Yan, Liu & Wang
- Virga composed of 16–18 spines.............................................................. C. virga Wang
10 Anal point well developed, with several strong lateral setae................................. C. pectinata (Freeman)
- Anal point short, with few and weak setae................................................................. 11
11 Supraalar seta absent, megaseta not dentate.................................. C. croizati Mendes, Andersen et Saether
- Supraalar setae present, megaseta dentate.................................................... C. nerius (Curran)
12 Megaseta dentate.................................................................................... 13
- Megaseta not dentate................................................................................. 14
13 Supraalar seta absent................................................................. C. dentispina (Saether)
- Supraalar setae present............................................................... C. wangi Liu sp. nov.
14 Anal point moderately long with blunt apex, supraalar seta(e) present............. C. pittieri Mendes, Andersen et Saether
- Anal point slender with pointed apex, supraalar seta absent................................................... 15
15 Antepronotum without seta, pseudospurs present.................................. C. procera Lin, Yan, Liu & Wang
- Antepronotum with several setae, pseudospurs absent........................... C. berui Mendes, Andersen et Saether
description: Published as part of Zhou, Xu-Shen, Fang, Da-Zhou, Gao, Rui, Wang, Ying, Yan, Chun-Cai & Liu, Wen-Bin, 2022, Compterosmittia wangi sp. nov. from Oriental China (Diptera, Chironomidae), pp. 332-338 in Zootaxa 5209 (3) on pages 336-337, DOI: 10.11646/zootaxa.5209.3.2, http://zenodo.org/record/7329599