Identification Key to the Phyllidiids of the Indo-Pacific Ocean
According to morphological and anatomical features
Thanks to Alexander Fahrner and Lothar A. Beck

5. Anus dorsal (posterior); intestine located dorsally. Bulbous pharyngeus slightly longer than broad - Phyllidia Cuvier, 1797 - 31

- Anus ventral, posterior between gills; intestine located ventrolaterally. Bulbous pharyngeus broader than long - Fryeria (now Phyllidia) Gray, 1853 - 44