April 29, 1999
From: Rie Nakano
Note added 8 July 2005: This species has been named Aegires incusus.
Here is another of Mr Atsushi Ono 's images from Kerama Island, near Okinawa which you offered to identify for us.
It is from the inner reef, Depth: 7 m, Length: 5mm.
firstname.lastname@example.orgNakano, R., 1999 (Apr 29) Aegires from Kerama Island.. [Message in] Sea Slug Forum. Australian Museum, Sydney. Available from http://www.seaslugforum.net/find/812
This is a species of Aegires. Species of Aegires are generally small, about 10mm or less, and feed on calcareous sponges. This white colour form is not uncommon in the western Pacific and is possibly a colour form of Aegires citrinus Pruvot-Fol, 1930 which, as its name suggests, is yellow.