1. Onchidoris sparsa. Dorsal view of specimen with little brown pigment. Diagnostic pale area at base of rhinophores. Faint suggestion of alternating pale and dark bands round periphery. From Alder & Hancock monograph.
2. Onchidoris sparsa. Dorsal view of specimen with little brown pigment. Diagnostic pale area at base of rhinophores. Faint suggestion of alternating pale and dark bands round periphery. From Alder & Hancock monograph.

Onchidoris sparsa. Dorsal view of specimen with little brown pigment. Diagnostic pale area at base of rhinophores. Faint suggestion of alternating pale and dark bands round periphery. From Alder & Hancock monograph.