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

16. Tubercles pale pink, very tall, broaden apically and forming deep grooves lined in black. Rhinophores pink with a black stripe posteriorly and with 29-33 lamellae. Anal papilla extremely tall and translucent. - Phyllidiopsis fissuratus Brunckhorst, 1993

- Tubercles dark pink, low and not forming deep grooves. Rhinophores black, paler at their bases, 17-20 lamellae. - Phyllidiopsis burni Brunckhorst, 1993