Land crabSubfossilGrapsidaeIndigenous to the Hawaiian IslandsLocation found: Kalaeloa, Oahu, Hawaiian IslandsPictured here are end pieces of claws and legs.Subfossils of Geograpsus grayi, still extant in the Indian and Pacific oceans, are much rarer to find than Geograpsus severnsi, which is endemic but now extinct. www.flickr.com/photos/dweickhoff/5126880848/G. grayi still lives in the Hawaiian Islands but apparently is very rare.journals.plos.org/plosone/article/asset?id=10.1371%2Fjour...
En praderas de Thallasia testudinum, Isla de Cubagua, Venezuela, Se puede apreciar el dimorfismo que existe entre el macho y la hembra , con respecto a la forma del rostro.
Kingdom=AnimaliaPhylum=ArthropodaSubphylum=CrustaceaClass=MalacostracaOrder=DecapodaInfraorder=AnomuraFamily=PorcellanidaeGenus=Petrolisthes ID by Barry(FLICKR) barryvanbakel@yahoo.comCommon name=porcelain crab
Kingdom=AnimaliaPhylum=ArthropodaSubphylum=CrustaceaClass=MalacostracaOrder=DecapodaInfraorder=AnomuraFamily=PorcellanidaeGenus=Petrolisthes ID by Barry(FLICKR) barryvanbakel@yahoo.comCommon name=porcelain crab
size=16 to 18mm across,These crabs were found living in hollow coral in numbers.All the crabs were the same size and the colour is as you see here.Kingdom=AnimaliaPhylum=ArthropodaSubphylum=CrustaceaClass=MalacostracaOrder=DecapodaInfraorder=AnomuraFamily=PorcellanidaeGenus=PetrolisthesCommon name=porcelain crab