Mythicomyia Coquillett, 1893

Ramos-Pastrana, Yardany & Rojas-Portilla, Edilberto, 2024, First record of Mythicomyia Coquillett, 1983 from Colombia with description of a new species of Mythicomyia (Heterhybos) Brèthes, 1919 (Diptera: Mythicomyiidae: Mythicomyiinae) and an updated key to South American species, Zootaxa 5397 (4), pp. 539-550 : 541

Mythicomyia Coquillett, 1893

Mythicomyia Coquillett, 1893: 209 (in Empididae ). Williston 1896: 73 (in Empididae ). Melander, 1902: 337 (in Empididae ). Aldrich, 1905: 218 (in Leptidae ). Cresson, 1915: 449 (in Empididae ). Greene, 1924: 60. Melander, 1961: 161. Painter & Painter, 1965: 416. Cole & Schlinger, 1969: 238. Hull, 1973: 266. Painter, Painter & Hall, 1978: 11. Hall & Evenhuis, 1986: 327. Hall & Evenhuis, 1987: 596. Evenhuis, 2002a: 36. Evenhuis, 2022: 1. Type species: Mythicomyia riley Coquillett (1893) , by monotypy.

Diagnosis. [adapted from Hall (1976)]. Male holoptic; female dichoptic. Body destitute of macrochaetae. Head globular, attached by a distinct cervical sclerite; postcranium not produced; antennae with three segments, scape very short, nearly indiscernible, pedicel as long as wide, two flagellomeres and stylus placed subapically on the second flagellomere; proboscis short or long, almost always projecting beyond oral margin. Thorax humpbacked, higher than long, legs slender, tibiae at most with small apical spurs, pulvilli well developed, distinct; wing with costal vein incomplete, ending just beyond end of vein R 4+5, cell dm much longer than wide or open apically, well-developed keel-shaped anal lobe, vein separating basal cells not evident. Abdomen round, somewhat pointed with seven visible segments in both sexes. Males with or without secondary sexual character modifications on the legs (middle tibia and basitarsus of male of the nominate subgenus often contorted or, with modified shapes of and notches in mid and/or hind legs and presence of pegs and large setae). Male genitalia with epandrium large, ejaculatory apodeme with apex acute or truncated, lateral arms of parameral sheath thin with apex truncated or acute, gonocoxa simple or with lobe, gonostylus downward-directed, in the opposite direction to the epandrium.