Alternative spellings: Anadara (Scapharca), Arca (Scapharca), Barbatia (Scapharca)
Parent taxon: Anadarinae according to E. J. Moore 1983
See also da Silva Forti 1969, Dockery 1982, Glenn 1904, Harris and Palmer 1946, Jung 1965, Maury 1917, Mikkelsen 2006, Pilsbry and Olsson 1941, Reinhart 1943, Sepkoski 2002, Vokes 1980 and Wienrich 1999
Sister taxa: Anadara, Dallarca, Hataiarca, Indacar, Mabelllarca, Nemoarca, Philippinarca, Samacar, Scapharcopsis, Scaphula, Senilia, Tegilarca
Subtaxa: Anadara (Scapharca) aviculaeformis Anadara (Scapharca) cepoides Anadara (Scapharca) inaequivalvis Anadara (Scapharca) labiosa Anadara (Scapharca) spiekeri Arca (Scapharca) aguadica Arca (Scapharca) collazica Arca (Scapharca) ecuadoriana Arca (Scapharca) hopkinsi Arca (Scapharca) sansebastiana Arca (Scapharca) weeksi Arca (Scapharca) wheeleri Scapharca (Scapharca) Scapharca axelolssoni Scapharca broughtoni Scapharca chemnitzii Scapharca cornea Scapharca crashleyi Scapharca crassissima Scapharca eusphaera Scapharca inaequivalvis Scapharca meroensis Scapharca pertenuicosta Scapharca pinguescens Scapharca rustica Scapharca satowi Scapharca sedanensis Scapharca terhaari Scapharca tjilanangensis Scapharca vanwinkleae Scapharca zorritosensis
Type: Arca inaequivalvis
Ecology: facultatively mobile semi-infaunal suspension feeder
Distribution:
• Quaternary of the Dominican Republic (1 collection), Iran (1), Italy (3), Japan (11), Pakistan (3), South Africa (1), Spain (1), Thailand (1)
• Pliocene to Pleistocene of Ecuador (1)
• Pliocene of Algeria (2), Costa Rica (1), Cyprus (1), Greece (3), India (1), Indonesia (11), Italy (2), Japan (5), Pakistan (5), the Philippines (1), Spain (4), Trinidad and Tobago (1)
• Miocene to Pliocene of Indonesia (2)
• Miocene of Belgium (9), Brazil (6), Bulgaria (6), Colombia (3), Cyprus (1), the Dominican Republic (1), France (1), Germany (39), Greece (2), India (2), Indonesia (12), Italy (10), Japan (3), Morocco (5), the Netherlands (1), Pakistan (2), Peru (3), Poland (3), Romania (1), Slovakia (1), South Africa (1), Spain (1), Trinidad and Tobago (12), United States (8: California, South Carolina), Venezuela (2)
• Oligocene to Miocene of Haiti (1)
• Oligocene of Austria (1), Ecuador (1), Hungary (2), Peru (2), Puerto Rico (3), United States (27: Mississippi)
• Eocene to Oligocene of Haiti (1)
Total: 235 collections including 275 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.