Physoconops

Stuke, Jens-Hermann & Skevington, Jeffrey H., 2007, The Conopidae of Costa Rica (Diptera) (Part 1: Conopinae – Conopini & Tropidomyiini), Zootaxa 1528, pp. 1-40 : 15

Physoconops subgenus Gyroconops Camras, 1955

Key for the Costa Rican species of Physoconops subgenus Gyroconops Camras, 1955 and the distinction of the other species of the subgenus

1 Radial cell r4+5 hyaline; only known from Mexico. (no material seen, character from the original description).................................................................................................................... abbreviatus Camras, 1955

- Radial cell r4+5 at least partly darkened; species widely distributed in the Nearctic and Neotropical regions......................................................................................................................................................................2

2 Wing without an isolated dark spot but with more distributed dark pattern including the apex of the wing; flagellum as long as pedicel; known from the Nearctic (including Mexico) ................................................. ................................................................................ arizonicus (Banks, 1916); sylvosus (Williston, 1882)

- Wing with an isolated dark spot, apex of the wing hyaline or only slightly brownish (figure 36); flagellum longer than pedicel (figure 33); known from the Neotropics (including Mexico) ...................................... 3

3 Legs completely yellowish or brownish (figure 39); labrum yellowish; tergites 1–3 without obvious golden pubescence at the hind margin (figure 39); theca as figure 37: black field with bristles about as long as wide ........................................................................................................ parvus ( Williston, 1892a)

- Legs black, only the tibia basally yellowish (figure 33); labrum black; tergites 1–3 with obvious golden pubescence at the hind margin (figure 33); theca as figure 38: black field with bristles wider than long ..... ......................................................................................................................... ocellatus (Giglio-Tos, 1892)