Bivalvia - Cardiida - Cardiidae
Alternative combination: Cardium subquadratum
Belongs to Protocardia according to P. S. Warren 1934
Sister taxa: Cardium (Protocardia) arkansense, Cardium (Protocardia) pauli, Cardium (Protocardium) granuliferum, Protocardia (Grypocardia), Protocardia (Leptocardia), Protocardia (Pachycardium), Protocardia (Protocardia), Protocardia (Tamilicardia), Protocardia alcesiana, Protocardia buckmani, Protocardia costaricensis, Protocardia dufrenoyca, Protocardia eduliformis, Protocardia gambrina, Protocardia hillana, Protocardia intexta, Protocardia lingulata, Protocardia luggudensis, Protocardia newberryana, Protocardia peregrinorsa, Protocardia pesolina, Protocardia philippiana, Protocardia piettei, Protocardia placerensis, Protocardia pulchella, Protocardia qinghaiensis, Protocardia razavii, Protocardia rhaetica, Protocardia salrivalis, Protocardia somaliensis, Protocardia stantoni, Protocardia stonei, Protocardia striatula, Protocardia stricklandi, Protocardia translucida, Protocardia truncata, Protocardia umkwelanensis, Protocardia virginiana, Protocardium (Brevicardium)
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Cretaceous of Canada (6: Alberta, Saskatchewan collections), United States (4: North Dakota, South Dakota)
Total: 10 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.