scalaris (Loew)
Phora scalaris Loew, 1866b: 53 .
Aphiochaeta scalaris: Johnson 1924: 88 [records]; Curran 1932: 353 [records].
Megaselia scalaris: Linsley & Usinger 1966: 168 [checklist]; Peck et al. 1998: 228 [introduced species]; Causton et al. 2006: 134 [introduced species]; Disney & Sinclair 2008: 125 [review].
Distribution. Introduced. Cosmopolitan; Galápagos: Española, Floreana, Isabela, San Cristóbal, Santa Cruz; Santa Fé.
Remarks. Adults of this species were found in arid and humid zones.