Genus
Patellichnus Dragastan, Nragu, Barbulescu et Panna, 1998
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Crustacea |
| Class | Ostracoda |
| Order | Beyrichicopida |
| Suborder | Binodicopa |
| Superfamily | Aechminacea |
| Family | Circulinidae |
| Genus | Arpaschmidtella |
| Circulina | |
| Circulinella | |
| Craspedopyxion | |
| Easchmidtella | |
| Ledanina | |
| Orechina | |
| Parapyxion | |
| Paraschmidtella | |
| Patellichnus | |
| Species | brusturii |
| Genus | Pedomphalella |
| Pyxion | |
| Vogdesella |