Cardiola — Praecardiidae oilasiga mansub, Silur davridan O‘rta devongacha Afrika, Yevropa va Shimoliy Amerikada yashagan qirilib ketgan ikki pallali mollyuskalar turkumi.[1].

Cardiola
Oila: Praecardiidae

Manbalar

  1. ↑ Ward, David. Fossils (Smithsonian Handbooks), 94-bet.