Genus Platycheirus Lepeletier & Serville

Cheilosia Panzer, 1809:14 . Type species, Syrphus rosarum Fabricius, 1787 (mon.). To prevent confusion the ICZN should be asked to suppress Cheilosia Panzer to preserve existing usage of Cheilosia Meigen, 1822, and to place Platycheirus on the Official List of Generic Names.

Platycheirus Lepeletier & 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 (revisio of Neartical spp.); Thompson, 1972a:77–84 (desc. notes). Thompson, 1999a:325 (key); Marinoni et al. 2007:149, 150 (desc, key, illustrations); Thompson & Skevington, 2014 (key and review of melanostomine genera groups).

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 Fallen, 1817 (orig. des.).

Carposcalis Enderlein, 1938:199 . Type species, Syrphus stegnus Say, 1829 (orig. des.).