Costasiella usagi Ichikawa, 1993
Click the thumbnail photos to enhance!
Costasiella usagi is characterized by its white longitudinal lines on the cerata. The head is white, the rhinophores are basal white,
the apical region is black. The eye spots are relatively close together between the rhinophores as in all species of Costasiella.
Many pictures of variants of Costasiella usagi from Japan are at umiushi-zukan.com.
How to cite:
Köhler, E. (2017), published 13 March 2017, Costasiella usagi Ichikawa, 1993
available from https://www.Philippine-Sea-Slugs.com/Sacoglossa/Costasiella_usagi.htm