Rostroconchia - Conocardiida - Eopteriidae

Full reference: T. M. Sánchez. 2000. The oldest record of Rostroconchia (Mollusca) from western Gondwana (Cordillera Oriental, northwestern Argentina). Ameghiniana 37(3):265-269

Belongs to Eopteria according to P. J. Wagner 2011

Sister taxa: Eopteria aiteneria, Eopteria alta, Eopteria asiatica, Eopteria conocardiformis, Eopteria crassa, Eopteria flora, Eopteria ornata, Eopteria richardsoni, Eopteria struszi, Eopteria trilobita, Eopteria typica, Eopteria ventricosa

Ecology: stationary semi-infaunal suspension feeder