formosa Lamb (Lehnen et al. unpubl.).
Dettopsomyia formosa Lamb, 1914: 350 .
Distribution. Introduced. Cosmopolitan; Galápagos: Santa Cruz.
Remarks. Adults of this species were reared from tortoise dung collected fresh in the agricultural zone (Reserva Pájaro Brujo) on Santa Cruz (Lehnen et al. unpubl.).