Culex (Microculex) hedys Root, 1927 Culex (Microculex) hedys Root, 1927: 584 (♂ G). Holotype in USNM. Type locality: Angra dos Reis, Rio de Janeiro, Brazil. Pessoa & Galvão 1936: 84 (♂, Le); Rozeboom & Komp 1950: 151 (♂ G; tax.); Belkin et al. 1971: 26 (ty. info.). Male genitalia (Fig.1): Tergum IX lobes developed, slender, length 5–6x width; distance between lobes 3–4x basal width; 3 simple, short setae at apical and subapical levels. Gonocoxite oblong; distal division with fine, straight group of setae. Columnar process short with group of similar-length setae, 1 more developed and inserted in internal surface; apex with 2 strong, pointed setae (a and b), inserted at same level; seta a shorter than seta b. Gonostylus wide, strong, elongate, claw-like; abrupt curve in medial area; group of spicules on dorsal surface close to terminal area; broad, leaf-like gonostylar claw with pointed apex. Aedeagus with prominent, strong ventral process; dorsoventral process pointed; dorsal process long, thorn-like. Aedeagal sclerite narrow, hook-like; apical process with concave depression. Tergum X with inner process; concave external outline. Paraproct elongate; dilated basal region; crown with 4 pointed blades less curved than in other species. Distribution: Brazil and Colombia. Material examined: 1 ♂ G. STA-171.

Published as part of Oliveira-Christe, Rafael & Marrelli, Mauro Toledo, 2025, Descriptions of the male genitalia of species of Culex (Microculex) (Diptera: Culicidae) from the Atlantic Forest, Brazil, and a dichotomous identification key for those species, pp. 517-543 in Zootaxa 5717 (4) on pages 518-519, DOI: 10.11646/zootaxa.5717.4.3, http://zenodo.org/record/17890931