ArcuatulaArcuatula is a genus of mussels from the family Mytilidae.SpeciesThe following species are currently recognised under the genus Arcuatula:Arcuatula arcuatula Arcuatula capensis Arcuatula elegans Arcuatula glaberrima Arcuatula japonica Arcuatula leucosticta Arcuatula papyria Arcuatula perfragilis Arcuatula senhousia Arcuatula tristis ''Arcuatula variegata''