Aegires ninguisThe knobbly nudibranch, Aegires ninguis, is a species of dorid nudibranch. It is a marine gastropod mollusc in the family Aegiridae.DistributionThis species is found off the South African coast from the Atlantic coast of the Cape Peninsula to Port Elizabeth. It is found from the intertidal to at least 30 m. It is endemic.DescriptionThe knobbly nudibranch is a small white-bodied dorid with numerous knobbles projecting from its body. Its rhinophores emerge from knobbled sheaths.EcologyThis species may feed on encrusting sponges.