New species and records of Cheiromyia Dyte from Brazil and French Guiana (Diptera: Dolichopodidae) Brooks, Scott E. Cumming, Jeffrey M. Limeira-De-Oliveira, Francisco Pollet, Marc Zootaxa 2018 2018-07-10 4444 3 267 282 3MKS Dyte 1980 [365,506,1245,1271] Insecta Dolichopodidae Cheiromyia GBIF Animalia Diptera 2 269 Arthropoda genus     1 Postpedicel with one elongate projection on outer surface ( Brooks et al.2010, fig. 1A); antenna entirely dark brown; face dark brown and narrow; femora infuscate ( Brazil: Amazonas)........................................  C. bicornisBrooks  - Postpedicel with several projections on outer surface ( Figs 1–4, 6, 8); antenna with scape and pedicel pale, postpedicel entirely dark brown, or pale basally; face silvery white or opaque yellow, width various ( Figs 1–3; Brooks et al.2010, figs 2A–C); at least fore and hind femora mostly pale (fore femur of  C. nordestinaLimeira-de-Oliveira & Cumming sp. nov.infuscate anteroventrally at mid length)............................................................................ 2   2 Postpedicel elongate subtriangular, gradually tapering to apex ( Figs 4–7), outer surface with 5–11 projections............ 3  - Postpedicel subovoid basally with abruptly narrowed digitiform apex, outer surface with 3–5 projections ( Fig. 8; Brooks et al.2010, fig. 1B)........................................................................................ 5    3 Postpedicel with short, stubby projections ( Fig. 6); fore femur with anterior surface pale yellow, lacking denser setulae anteroventrally ( Fig. 12); cercus mainly pale on ventral (inner) surface with only posterior and lateral margin infuscate ( Fig. 20) ( Brazil: Ceará, Maranhão, Piauíand São Paulo)..............  C. nordestinaLimeira-de-Oliveira & Cumming sp. nov.  - Postpedicel with long projections ( Fig. 4; Brooks et al.2010, fig. 1D); fore femur with anterior surface bright yellow-orange, with denser setulae anteroventrally ( Figs 11, 13, 14); cercus more extensively infuscate on ventral (inner) surface ( Figs 15, 2 3).................................................................................................... 4    4 Fore femur with infuscate area anteroventrally at mid length, with associated crest of dense elongated setulae below infuscate area ( Fig. 11); mid femur brown on anterior and posterior surfaces; postpedicel with 6–7 projections ( Fig. 4); face relatively narrow ( Fig. 2); apicoventral epandrial lobe short and subtriangular ( Fig. 17); hypandrium asymmetrical ( Fig. 16); smaller species, wing length about 4.2 mm ( Brazil: Maranhão)...................  C. carolinaLimeira-de-Oliveira & Brooks sp. nov.  - Fore femur without infuscate area anteroventrally, with denser setulae running along most of anteroventral edge ( Figs 13, 14); mid femur pale; postpedicel with 9–11 projections ( Brooks et al.2010, fig. 1D); face broad ( Brooks et al.2010, fig. 2A); apicoventral epandrial lobe elongate and curved ( Fig. 24); hypandrium more or less symmetrical; larger species, wing length 4.8– 5.1 mm ( Brooks et al.2010, fig. 7) ( Bolivia, Brazil,  French Guiana)..........................  C. pennaticornis(Parent)   5 Fore leg with tarsomere 2 slightly longer than tarsomere 3; cercus large and triangular with series of long, strong setae along posterior margin ( Brooks et al.2010, fig. 6A); face narrow ( Brooks et al.2010, fig. 2C) ( Ecuador, Brazil, Surinam,  French Guiana).........................................................................  C. palmaticornis(Parent)- Fore leg with tarsomere 2 shorter than tarsomere 3 ( Brooks et al.2010, fig. 4A); cercus ovoid or subquadrate, with relatively short marginal setae ( Fig. 19); face wider (as in Fig. 1)....................................................... 6   6 Wing infuscate ( Fig. 10); postpedicel dark brown ( Fig. 8); fore tibia not swollen; hypandrium with preapical hook-like process on each side ( Fig. 18) (French Guiana)......................................  C. fuscipennisPollet & Brooks  sp. nov.  - Wing hyaline ( Brooks et al.2010, fig. 2D); postpedicel pale basally (especially on medial surface, Fig. 1); fore tibia slightly swollen ( Brooks et al.2010, fig. 4A); hypandrium without preapical hook-like process on each side ( Brooks et al.2010, figs 4C, 5C)............................................................................................. 7   7 Left apicoventral epandrial lobe lacking acute apicodorsal projection ( Brooks et al.2010, fig. 4B); face relatively narrow ( Fig. 1) ( Colombia, Guyana,  French Guiana, Brazil)..............................................  C. brevitarsisBrooks  - Left apicoventral epandrial lobe with acute apicodorsal projection ( Brooks et al.2010, fig. 5A); face wider ( Costa Rica)............................................................................................  C. laselvaBrooks 1880439671 Brazil Amazonas 2 269 1 Amazonas 1880439700 Brazil Ceara 2 269 1 Ceara 1880439689 Brazil Maranhao 2 269 1 Maranhao