Costasiella formicaria (Baba, 1959)

オオアリモウミウシ Costasiella formicaria
Photographed by
IzumiKamei(Kaanapali) Izumi Kamei(カアナパリ)
Location
Tontaroumae, Shishikui, Tokushima, Japan
Date
2013/02/11
Length
5mm
Depth
3.0m
Water temperature
12.3℃