Photo of Costasiella usagi taken by Kati Eschweiler at Romblon, Philippines
Scientific Classification:
KingdomAnimalia
PhylumMollusca
ClassGastropoda
SubclassOpisthobranchia
OrderSacoglossa
FamilyCostasiellidae
SpeciesCostasiella usagi

Locality

Indonesia
Bali
Jul, Nov, Dec
 
Philippines
Anilao
Jan, May
Romblon
Mar, Apr
Dauin
Jun, Jul
 
Indonesia
Flores
Sep
Lembeh
Apr
Manado
Nov
Rinca Island
Dec
 
Malaysia
Perhentian
May, Sep
 
Guam
Guam
Nov
 
India
Andaman & Nicobar Islands
Feb
 
Nthn. Mariana Islands
Saipan
Feb

Sample Photos of Costasiella usagi

Photo by Kati Eschweiler in Romblon, Philippines
Photo by Kati Eschweiler in Romblon, Philippines
Photo by Stewart Clarke in Anilao, Philippines
Photo by Anthony Holley in Anilao, Philippines