Genus Platycheirus Lepeletier & Serville

Cheilosia Panzer, 1809: 14 . Type, Syrphus rosarum Fabricius by monotypy.

Platycheirus Lepeletier & Serville, 1828: 513 . Type, Syrphus scutatus Meigen by subsequent designation of Westwood (1840: 137).

Platychirus Agassiz, 1846: 295 . Emendation of Platycheirus Lepeletier & Serville.

Pyrophaena Schiner, 1860: 213 . Type, Syrphus rosarum Fabricius by original designation.

Poliphaena Neuhaus, 1886: 105. Misspelling of Pyrophaena Schiner.

Polycheirus Neuhaus, 1886: 99. Misspelling of Platycheirus Meigen.

Polyphaena Neuhaus, 1886: 86. Misspelling of Pyrophaena Schiner.

Platychirus Williston, 1887: 56 . Emendation of Platycheirus Lepeletier & Serville.

Stenocheilosia Matsumura, 1916: 242 . Type, isshikii Matsumura by original designation.

Carposcalis Enderlein, 1938: 199 . Type, Syrphus stegnus Say by original designation.

Pachysphyria Enderlein, 1938: 196 . Type, Scaeva ambigua Fallen by original designation.

Eocheilosia Hull, 1949b: 327 . Type, Cheilosia ronana Miller by original designation.

Pseudoplatychirus Doesburg, 1955: 48 . Type, peteri van Doesburg by original designation.

All regions except Afrotropics (201 species: Nearctic (79 species, Vockeroth 1990 revision); Palaearctic (116 species); Neotropical (14 species); Oriental (5 species); Australasian (13 species, all New Zealand). The genus is divided into six subgenera ( Pyrophaena, 4 species: Nearctic (3 species), Palaearctic (3 species); Carposcalis, Nearctic (19 species), Palaearctic (1 species [cheilosiaeformis Smit & Barkalov]), Neotropics (14 species); Eocheilosia, (13 species, New Zealand); Pachysphyria, 8 species: Nearctic (4 species), Palaearctic (6 species); Pseudoplatychirus, Palaearctic (2 species); and the typic subgenus for the rest of the species).