†family Cardiarinidae Cooper 1956 (lamp shell)
Rhynchonellata - Cardiarinidae
Full reference: G. A. Cooper. 1956. New Pennsylvanian Brachiopods. Journal of Paleontology 30(3):521-530
Parent taxon: Rhynchonellata according to A. Williams et al. 2007
See also Brunton and Champion 1974
Sister taxa: Athyridida, Atrypida, Cadomelloidea, Dentatrypa, Mongolellidae, Orthida, Pentamerida, Protorthida, Rhynchonellida, Spiriferida, Spiriferinida, Terebratulida, Thecideida, Tropidoleptidae
Subtaxa: Cardiarina
Type: Cardiarina
Ecology: stationary low-level epifaunal suspension feeder
Distribution: found only at USNM 518q, Grapevine Canyon, Sacramento Mountains (Carboniferous of New Mexico)