Orbiculoidea batesvillensis
Orbiculoidea capuliformis
Orbiculoidea clarki
Orbiculoidea eximia
Orbiculoidea falklandensis
Orbiculoidea forbesi
Orbiculoidea gibba
Orbiculoidea herzeri
Orbiculoidea interlineata
Orbiculoidea keokuk
Orbiculoidea konincki
Orbiculoidea linvillensis
Orbiculoidea minuta
Orbiculoidea missouriensis
Orbiculoidea ovalis
Orbiculoidea pikensis
Orbiculoidea plana
Orbiculoidea roederi
Orbiculoidea sampsoni
Orbiculoidea schucherti
Orbiculoidea spitsbergensis
Orbiculoidea utahensis
Orbiculoidea wisnesi
Orbiculoidea wyomingensis
Orbiculoidea youngi