Tribe Bacchini Bigot, 1883

Genus Platycheirus Le Peletier & Audinet-Serville, 1828

Platycheirus Le Peletier & Audinet-Serville, 1828: 513 . Type-species, Syrphus scutatus Meigen, 1822 (subs. des, Westwood, 1840: 137). Refs. Fluke, 1943 (key); Andersson, 1970: 236–240 (taxonomic notes); Vockeroth, 1990: 660 (revision of Nearctic spp.); Thompson, 1972a: 77–84 (desc. notes). Thompson, 1999a: 325 (key); Marinoni et al., 2007: 149, 150 (desc., key, ill.); Thompson & Skevington, 2014 (key and review of melanostomine genera groups); Young et al., 2016: 1 (rev. Platycheirus of Nearctic).

Platychirus Agassiz, 1846: 295, emend.

Pyrophaena Schiner, 1860: 21 3. Type-species, Syrphus rosarum Fabricius, 1787 (orig. des.). Pachysphyria Enderlein, 1938: 196 . Type-species, Scaeva ambigua Fallén, 1817 (orig. des.). Carposcalis Enderlein, 1938: 199 . Type-species, Syrphus stegnus Say, 1829 (orig. des.).

Subgenus Carposcalis Enderlein, 1938