Costasiella formicaria (Baba, 1959)

オオアリモウミウシ Costasiella formicaria
Photographed by
natanitomohiro 名谷朋浩
Location
Wannai, Osezaki, Higashiizu, Japan
Date
2016/01/28
Length
7mm
Depth
8.0m
Water temperature
13.0℃