Bivalvia - Poromyida - Verticordiidae
Synonyms: Dallicordiidae Scarlato and Starobogatov 1983, Policordiidae Scarlato 1981
Parent taxon: Verticordioidea according to J. G. Carter et al. 2011
See also Bieler and Mikkelsen 2006, Bouchet et al. 2010, Coan et al. 2000, Maxwell 1978, Nevesskaja 2009, Newell 1965, Vokes 1980 and Ward and Blackwelder 1987
Sister taxa: Euciroidae, Lyonsiellidae
Subtaxa: Acreuciroa Dallicordia Euciroa Halicardia Halicardissa Haliris Kurinuia Laevicordia Lyonsiella Pecchiolia Policordia Setaliris Spinosipella Trigonulina Vertambitus Verticordia Vertisphaera
Ecology: facultatively mobile infaunal carnivore
Distribution:
• Quaternary of Costa Rica (2 collections), United States (9: California, Florida, North Carolina)
• Pliocene of Belgium (2), Costa Rica (1), the Dominican Republic (5), Ecuador (1), Holy See (Vatican City State) (1), Jamaica (5), Mexico (1), Panama (10), United States (4: California, North Carolina, South Carolina), Venezuela (1)
• Miocene to Pliocene of the Dominican Republic (2)
• Miocene of Australia (1), the Dominican Republic (13), Germany (4), Italy (3), New Zealand (1), Pakistan (1), Panama (4), United States (3: Florida), Venezuela (1)
• Oligocene of Denmark (1), Peru (1), Romania (1), United States (23: Mississippi)
• Eocene of Australia (1), New Zealand (2), Peru (1), the United Kingdom (2), United States (57: Alabama, Louisiana, Mississippi, North Carolina, Texas)
• Paleocene of Denmark (7), United States (7: Alabama, Texas)
• Cretaceous of Denmark (2)
Total: 180 collections including 200 occurrences