Family
Parasphaeronitidae Bockelie, 1984
Aiheeseen liittyvät julkaisut
Bockelie, J. F. 1981. Symmetry and ambulacral pattern of the rhombiferan superfamily Caryocystitida and the relationship to other Blastozoa. GFF 103, 4, 491-498. DOI:10.1080/11035898209453726
List of species
1. Pachycystis norvegica Bockelie, 1984 | Hirnantian
2. Parasphaeronites socialis Bockelie, 1984 | Hirnantian
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Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Echinodermata |
| Subphylum | Blastozoa |
| Class | Diploporita |
| Superfamily | Sphaeronitida |
| Family | Holocystitidae |
| Parasphaeronitidae | |
| Genus | Pachycystis |
| Parasphaeronites | |
| Family | Sphaeronitidae |