cancer Wirth
Nocticanace cancer Wirth, 1969b: 586 . Wirth 1975: 2 [catalogue]; Linsley 1977: 41 [checklist]; Mathis 1992: 8 [catalogue]; Munari & Mathis 2010: 21 [catalogue].
Distribution. Endemic. Galápagos: Pinta.
Remarks. Adults of this species were reported on crabs (Wirth 1969b).