Parent taxon: Pelecypoda according to T. W. Stanton 1895
See also Bouchet et al. 2010 and Woodward and Tate 1880
Sister taxa: Acturellina, Amosius, Amphikoilinae, Arhouriellidae, Asiphonidae, Asthenodonta, Aviculomya, Bakewellia, Bathyspinulinae, Bleta, Bodmania, Burriera, Carnidia, Cirravidae, Claughtonia, Conchodus, Cruciella, Cryptodonta, Ctenolima, Delia, Edon, Elliptoidea, Ensia, Eubivalvia, Euburnopecten, Euprotobranchia, Fogiella, Geinitzia, Gibboconcha, Gosselettia, Guebhardia, Hemisterias, Isofilibranchia, Laubeia, Laurskiidae, Libyaconchus, Lux, Manankovia, Megagrypha, Modiolopsis praerupta, Neotaxodonta, Onkogrypha, Ostrea compta, Ostreavicula, Palaeoentolium, Palaeostrea, Paradoxia, Paraviculidae, Phyllonia, Pleureterites, Praecardiomya, Praelamellodontidae, Praevicula, Productae, Psammoconcha, Pteriomorpha, Ptychoplasma, Rebusum, Reniella, Rostrotortus, Septocardiidae, Solen (Solecurtus) ellipticus, Solen (Solecurtus) planulatus, Spirodomidae, Stagnestesta, Taeniodon, Tatella, Telistrophis, Trachidomia, Praeanomalodontata, Fusidae, Gariidae, Plicatulacea, Teleodesmacea, Corbidae, Solenomyidae, Prionodesmacea, Eoasmussia, Phaenomya, Anomalodesmacea
Subtaxa: Avicula Aviculinae
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Quaternary of United States (1: South Carolina collection)
• Pliocene of the United Kingdom (1)
• Miocene of Vanuatu (1)
• Eocene of Mexico (1), the United Kingdom (1), United States (5: California)
• Cretaceous of France (2), Germany (2), Mexico (1), the Netherlands (1), Portugal (1), the Russian Federation (1), United States (4: California, Montana, Oregon, South Dakota)
• Jurassic of Ethiopia (1), France (1), Germany (2), Italy (4), Madagascar (1), the Russian Federation (2), the United Kingdom (4), United States (1: California), Yemen (1)
• Triassic of Austria (7), Bosnia and Herzegovina (4), Germany (3), Hungary (12), Indonesia (2), Italy (22), Mexico (1), Peru (2), the Russian Federation (2), Slovenia (1), Svalbard and Jan Mayen (2), United States (4: Alaska, California, Nevada), Vietnam (1)
• Permian of Italy (2)
• Carboniferous of Australia (1)
• Devonian of United States (1: New York)
Total: 106 collections including 162 occurrences