albifrons (Wiedemann)
Eristalis albifrons Wiedemann 1830: 189 .
Palpada albifrons: Sinclair et al. 2016: 81 [review]; Marín-Armijos et al. 2017: 174 [checklist].
Distribution. Native. Nearctic, Neotropical; Galápagos: Isabela, Floreana, Marchena.
Remarks. Larvae (rat-tailed maggots) were found in high saline coastal flamingo lagoons (Sinclair et al. 2016).