Antillocladius Saether
Creators: name: Mendes, Humberto F.
name: Andersen, Trond
name: Hagenlund, Linn K.
Publisher: name: Zenodo
Year: 2011
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Diptera
Chironomidae
Antillocladius

description: Key to the males of Antillocladius Saether
1. Squama bare. Mexico .............................................. A. zempoalensis Mendes, Andersen et Saether
- Squama with at least one seta............................................................................ 2
2. Anal point nearly parallel-sided, with numerous, weak, partly anteriorly directed setae; inferior volsella either pointed triangu- lar or consisting of a long apically simple or bifid lobe; wing bare............................................... 3
- Anal point tapering, with numerous, usually strong and posterolaterally directed setae; inferior volsella either with a dorsal anterior triangular to digitiform part and a more rounded ventral lobe or circular with or without additional rounded posterior extension, and conspicuously set off; wing usually with apical setae.............................................. 9
3. Inferior volsella pointed triangular; costal extension> 1.5 times RM............................................ 4
- Inferior volsella consisting of a long posteromedially directed simple or apically bifid lobe; costal extension <1.5 times RM..................................................................................................... 6
4. Inferior volsella triangular, leaf-like. Brazil ..................................... A. folius Mendes, Andersen et Saether
- Inferior volsella sharply pointed or with rounded apex........................................................ 5
5. Inferior volsella small, sharply pointed. Brazil .................................. A. biota Mendes, Andersen et Saether
- Inferior volsella large, with rounded apex. Brazil .................................... A. axitiosus Mendes et Andersen
6. Inferior volsella apically bifid............................................................................ 7
- Inferior volsella simple.................................................................................. 8
7. Virga absent. Brazil ................................................... A. sooretama Mendes, Andersen et Saether
- Virga present. Brazil ........................................................... A. atalaia Mendes et Andersen
8. Inferior volsella uniformly colored, with sharply pointed apex. Brazil, Venezuela .... A. ubatuba Mendes, Andersen et Saether
- Inferior volsella with a distinctly darker oral part bearing strong setae, with rounded apex. Brazil ................................................................................................... A. ultimus Mendes et Andersen
9. Virga longer than half the length of phallapodeme........................................................... 10
- Virga absent or shorter than half the length of phallapodeme................................................... 17
10. Wing membrane bare; costal extension about 2 times the length of RM. Brazil ....................... A. anandae sp. n.
- Wing membrane with at least a few seta in cell r4+5, costal extension <1.5 times RM............................... 11
11. Anal point with numerous weak setae; inferior volsella small. Venezuela, Ecuador ................................................................................................. A. venequatoriensis Mendes, Andersen et Saether
- Anal point with strong, stiff setae; inferior volsella well developed.............................................. 12
12. Wing membrane with <10 setae apically in cell r4+5; AR 1.4–1.7............................................... 13
- Wing membrane with> 20 setae apically in cell r4+5, setae also present apically in cell m1+2 and sometimes in cell m3+4; AR 0.9– 1.6................................................................................................ 14
13. Virga nearly as long as phallapodeme. Brazil .................................. A. musci Mendes, Andersen et Saether
- Virga less than half the length of phallapodeme. China, Thailand ............................ A. zhengi Wang et Saether
14. Virga about two-thirds the length of phallapodeme.......................................................... 15
– Virga half the length of phallapodeme.................................................................... 16
15. Squama with 5–6 setae; cell m3+4 with several setae. Ecuador, Mexico, Nicaragua, U.S.A. ........... A. pluspilalus Saether
- Squama with 9–13 setae; cell m3+4 bare. Japan ......................................... A. yakyijeus (Sasa et Suzuki)
16. Cell m3+4 bare; AR 1.22–1.56. China, Russia ....................................... A. scalpellatus Wang et Saether
- Cell m3+4 with setae; AR about 1.0 (Holotype). India ............................ A. subnubilus (Sinharay et Chaudhuri)
17. Virga consisting of 2 or 6 very short spines................................................................ 18
- Virga absent......................................................................................... 23
18. Virga consisting of 6 spines; inferior volsella with digitiform dorsal anterior lobe covering rounded posteroventral lobe. Mex- ico............................................................. A. calakmulensis Mendes, Andersen et Saether
- Virga consisting of 2 spines............................................................................. 19
19. Inferior volsella apically split in 2 semicircular lobes. Mexico ................ A. herradurus Mendes, Andersen et Saether
- Inferior volsella not divided into lobes.................................................................... 20
20. Wing with protruding anal lobe.......................................................................... 21
- Anal lobe weak or absent.............................................................................. 22
21. Inferior volsella with median, oblique fold; anterior acrostichals simple, posterior scalpellate. Brazil ................................................................................................ A. plicatus Mendes et Andersen
- Inferior volsella simple; all acrostichals scalpellate. Brazil ......................................... A. itatiaia sp. n.
22. Costa distinctly extended; inferior volsella perpendicular to gonocoxite; setae on anal point weak. Brazil ............................................................................................ A. brazuca Mendes et Andersen
- Costa not extended; inferior volsella inclined in relation to gonocoxite; setae on anal point strong. Japan ........................................................................................... A. tokarameneus (Sasa et Suzuki)
23. Inferior volsella well set off and circular or weak and adpressed to gonocoxite; wing membrane usually with setae....... 24
- Inferior volsella well set off, parallel-sided or circular, with additional posterior semicircular extension; wing membrane bare.................................................................................................... 26
24. Inferior volsella with dorsal ridge. Brazil ......................................... A. gephyrus Mendes et Andersen
- Inferior volsella simple................................................................................ 25
25. Wing membrane with numerous apical setae, present also in cell m3+4. Ecuador ... A. skartveiti Andersen et Contreras-Ramos
- Wing membrane with 0–3 setae apically in cell r4+5. Brazil, Costa Rica, Saint Vincent, Venezuela ....... A. antecalvus Saether
26. Inferior volsella well set off, circular, with additional posterior semicircular extension; costal extension> 54 µm long. Brazil, Costa Rica, Mexico, Venezuela, U.S.A. ...................................................... A. arcuatus Saether
- Inferior volsella well set off, parallel-sided, with broadly rounded apex; costal extension <45 µm. Brazil .......................................................................................... A. campususp Mendes et Andersen
description: Published as part of Mendes, Humberto F., Andersen, Trond & Hagenlund, Linn K., 2011, New species and records of Antillocladius Saether and Litocladius Mendes, Andersen et Saether from Brazil and Costa Rica (Chironomidae: Orthocladiinae), pp. 39-51 in Zootaxa 2915 on pages 40-41, DOI: 10.5281/zenodo.200756