bifrons (Stenhammar)
Limosina bifrons Stenhammar, 1854: 401 .
Spelobia bifrons: Causton et al. 2006: 135 [introduced species].
Spelobia (Bifronsina) bifrons: Roháček et al. 2001: 253 [catalogue].
Bifronsina bifrons: Marshall et al. 2011: 235 [catalogue].
Distribution. Introduced. Cosmopolitan; Galápagos: Santa Cruz.
Remarks. This species is commonly associated with humans, with adults found on decaying vegetable matter and dung (Marshall 1985b).