A systematic review of Neotropical Caladomyia Säwedal (Diptera: Chironomidae) Author Trivinho-Strixino, Susana text Zootaxa 2012 3495 1 41 journal article 10.5281/zenodo.214771 2782712a-d668-47d0-b4f8-2cdb68c98697 1175-5326 214771 C1AC0E2B-2C2D-4CB6-A238-D1FCE1F7CDA Key to adult males of Caladomyia (emended after Reiff 2000 key) 1. Margins of anal point without flap-like enlargement ( Fig. 15 ) or margins weakly enlarged [ Sanseverino & Fittkau (2007) , figs 6, 9, 10]............................................................................................ 2 - Margin of anal point with flap-like enlargement, appearing divided in three protrusions (e.g. Figs 1 , 16 , 17 , 22 ).......... 3 2. Anal point bars absent [ Sanseverino & Fittkau (2007) , Fig. 6 ]................................. C. tuberculata (Reiss) - Anal point bars present ( Fig. 15 )............................................................ C. angelae sp. n. 3. Anal tergite setae stout................................................................................. 4 - Anal tergite setae sligth or absent......................................................................... 5 4. Anal tergite setae flattened, with longitudinal ridges on median part [ Säwedal (1981) , Fig. 15 ]......... C. poppigi Säwedal - Anal tergite setae cylindrical, without ridges ( Fig. 16 )........................................... C. carolae sp. n. 5. Digitus extending beyond median margin of superior volsella................................................... 6 - Digitus not extending beyond median margin of superior volsella.............................................. 14 6. Digitus reaching only slightly beyond posteromedian corner of superior volsella................................... 7 - Digitus very long and reaching far beyond superior volsella.................................................... 9 7. Anal point bars very short (8 µm). Anal tergite setae absent [ Säwedal (1981) , Fig. 18 ]................ C. kraussi Säwedal - Anal point bars longer (≥ 20 µm). Anal tergite setae present.................................................. 8 8. Wing length about 1.2 mm ; LR1 about 2.62–2.75 [ Trivinho-Strixino & Strixino (2000) , Figs 1 and 3 ]........................................................................................ C. friederi Trivinho-Strixino & Strixino - Wing length 1.31–1.50 mm ; LR1 3.61–3.89 [ Säwedal (1981) , Fig. 12 ]............................. C. ortoni Säwedal 9. Anteromedian corner of superior volsella drawn out into marked point [ Säwedal (1981) , Fig. 14 ]...... C. adalberti Säwedal - Anteromedian corner of superior volsella not drawn out into marked point....................................... 10 10. Bars short (<13 µm) ( Fig. 53 )............................................................. C. curumim sp. n. - Bars longer (>13 µm)............................................................................... 11 11. Digitus very long and strongly curved sickle-shaped ( Fig. 67 )...................................... C. kapilei sp. n. - Digitus not in a form of curved sickle..................................................................... 12 12. Tip of digitus rounded or truncate. Thorax and legs yellowish-green............................................ 13 - Tip of digitus slightly pointed. Thorax and legs brown ( Fig. 17 ).................................. C. bruneola sp. n. 13. Fused part of anal tergite bands 41–44 µm long. Superior volsella quadrangular. Tip of digitus truncate ( Fig. 42 )................................................................................................ C. carolensis sp. n. - Fused part of anal tergite bands 5–21 µm long. Superior volsella ovoid. Tip of digitus blunt, rounded [ Reiff (2000) , Fig. 5 ]......................................................................................... C. orellanai Reiff 14. Anal point bars short (≤ 12 µm)........................................................................ 15 - Anal point bars long (> 13 µm)......................................................................... 21 15. Anal tergite setae absent............................................................................... 16 - Anal tergite setae always present........................................................................ 17 16. Digitus very short or not clearly recognizeable. AR 0.40–0.43 [ Reiff (2000) , Fig. 7 ]..................... C. erikae Reiff - Digitus longer. AR 0.92 [ Reiff (2000) , Fig. 8 ]................................................... C. hoefleri Reiff 17. Superior volsella subrectangular, posterior and median margins nearly straight. Anal tergite setae in asymmetrical lateral posi- tions on each side of anal point base [ Reiff (2000) , fig. 6]............................................ C. reissi Reiff - Superior volsella ovoid to cordiform, with posterormedian corner projecting. Anal tergite setae only slightly in asymmetrical lateral positions on each side of anal point base............................................................. 18 18. Superior volsella cordiform, with posterior corner projecting [ Sanseverino & Fittkau (2007) , Fig. 4 ]....... C. alata (Paggi) - Superior volsella not cordiform, elongated and transverse to median line......................................... 19 19. Anal point bars <10 µm. Ventromedian projection of anal point long............................................ 20 - Anal point bars> 10 µm. Ventromedian projection of anal point short [ Säwedal (1981) , Fig. 16 ]...... C. mulleri Säwedal 20. Ventromedian projection of anal point as long as anal point length [ Säwedal (1981) , Fig. 17 ]........ C. castelnaui Säwedal - Ventromedian projection of anal point shorter than anal point length ( Fig. 75 ).......................... C. yara sp. n. 21. Anal point bar ratio ≤ 1.0............................................................................. 22 - Anal point bar ratio>1.0.............................................................................. 25 22. Digitus short, not reaching half length of superior volsella.................................................... 23 - Digitus longer, reaching near the median margin of superior volsella........................................... 24 23. Anal point bars large with bases inserted on anal tergite far anterior of base of anal point. Digitus 9–12 µm ( Fig.1 )............................................................................................ C. humboldti Säwedal - Not as in above combination [Sublette & Sasa (1994), Fig. 189]............................. C. pistra Sublette & Sasa 24. Wing length> 1.25 mm . Digitus 16–18 µm. Gonostylus shorter than gonocoxite, hypopygium ratio ≤ 0.8 ( Fig. 61 )................................................................................................ C. jaragua sp. n . - Wing length ≤ 1.05 mm . Digitus 28–29 µm. Gonostylus nearly as long as gonocoxite, hypopygium ratio 0.94–1.10 [ Reiff (2000) , Fig. 12 ]........................................................................... C. fittkaui Reiff 25. Superior volsella almost square, with distinct lobe blunt apically.............................................. 26 - Superior volsella ovoid or rectangular.................................................................... 27 26. Wing length 1.57 mm . Anal point bar ratio 2.5. Gonostylus longer than gonocoxite, hypopygium ratio 0.55 ( Fig. 27 )............................................................................................... C. canine sp. n. - Wing length 1.00– 1.44 mm . Anal point bar ratio 1.3–1.5. Gonostylus nearly as long as gonocoxite, hypopygium ratio 0.81–0.92 ( Fig. 49 )...................................................................... C. comunis sp. n. 27. Superior volsella ovoid. Bars not extending beyond anal point. Wing length < 1.17 mm ............................ 28 - Superior volsella rectangular. Bars long, extending beyond anal point. Wing length ≥ 1.20 mm ....................... 29 28. Bars 19–21 µm long. Digitus 25–27 µm long, reaching median margin of superior volsella [ Reiff (2000) , Fig. 14 ]................................................................................................... C. hero Reiff - Bars 14–18 µm long. Digitus 10 µm long, reaching half length of superior volsella at most [ Säwedal (1981) , Fig. 6 ]............................................................................................... C. spixi Säwedal 29. Anal point bar ratio> 2.6. Wing length ≤ 1.20 mm ( Fig. 32 ).................................... C. capaopreto sp. n. - Anal point bar ratio <1.5. Wing length> 1.40 mm [ Reiff (2000) , Fig. 9 ]........................ C. riotarumensis Reiff