Species
Leiocyamus complanatus Abushik, 1973
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Crustacea |
| Superclass | Oligostraca |
| Class | Ostracoda |
| Subclass | Podocopa |
| Order | Palaeocopida |
| Suborder | Beyrichicopina |
| Palaeocopa | |
| Superfamily | Primitiopsacea |
| Family | Primitiopsididae |
| Subfamily | Leiocyaminae |
| Genus | Leiocyamus |
| Species | apicatus |
| complanatus | |
| consimilis | |
| semirotundus |