Nudibranch Similarities

Acanthodoris hudsoni group

 

Aldisa sanguinea group

Aldisa sanguinea from California, USAIdentification reviewed by Gary McDonald
(10 photos)
Rostanga pulchra from California, USAIdentification reviewed by Gary McDonald
(14 photos)
 

Baptodoris mimetica group

 

Cadlina flavomaculata group

Cadlina modesta from California, USA
(14 photos)
 

Ceratosoma sinuatum group

Author: Dr. Richard Willan

Ceratosoma magnificum: This species is characterised by its broadly rounded anterior mantle and the row of 3 tall pustules in ascending height along the mantle, the largest in front of the gills, the rhinophores and gills are not speckled. The mantle and foot are purple-brown (most often) or greenish brown.

Ceratosoma sinuatum: This species is characterised by its narrow (almost pointed) broadly rounded anterior mantle several low pustules on its mantle, the rhinophores and gills are always speckled with white. The mantle and foot are vivid emerald green (most often) but they can be pinkish brown in juveniles.

Ceratosoma sinuatum from Saipan, Nthn. Mariana Islands
(103 photos)