spinicosta Wirth
Nocticanace spinicosta Wirth, 1969b: 589 . Wirth 1975: 3 [catalogue]; Linsley 1977: 42 [checklist]; Arnaud 1979: 348 [type catalogue]; Mathis 1992: 10 [catalogue]; Munari & Mathis 2010: 23 [catalogue].
Distribution. Endemic. Galápagos: Fernandina, San Cristóbal.
Remarks. Adults of this species were collected on intertidal rocks (Wirth 1969b).