Suborder
Praecardiidina Newell, 1965
Aiheeseen liittyvät julkaisut
Kiselev, G. N., Sinicyna, I. N., Isakar, M. A., Mironova, M. G., Saladzhius, V. Y. 1990. Atlas mollûskov verhnego ordovika i silura severo-zapada Vostočno-Evropejskoj platformy. pp. 1-80. Leningrad University.
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Bivalvia |
| Subclass | Pteriomorphia |
| Order | Arcida |
| Superfamily | Cyrtodontoidea |
| Family | Cyrtodontidae |
| Suborder | Praecardiidina |
| Genus | Cardiola |
| Cyrtodonta | |
| Cyrtodontula | |
| Macrodesma | |
| Veimarnella | |
| unranked | Yonginella |
See also