Genus
Onchidoris
Onchidoris evincta. Photo: (c) karin fletcher, some rights reserved (CC BY-NC)
Onchidoris is a genus of dorid nudibranchs in the family Onchidorididae. One of its members is known to prey on barnacles and the others eat bryozoans. The radula contains a rachidian tooth when fully developed, but this is vestigial in some species.
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