Genus
Numericoma Popov, 1980
Selection of related publications
Holmer, L. E. 1989. Middle Ordovician phosphatic inarticulate brachiopods from Västergötland and Dalarna, Sweden. Fossils and Strata 26, 1-172.
Biernat, G. 1973. Ordovician Inarticulate Brachiopods from Poland and Estonia. Palaeontologia Polonica 28, 1-116.
List of species
1. Numericoma latior (Biernat, 1973) | Darriwilian
2. Numericoma ornata Popov, 1980 | Lower Ordovician
3. Numericoma perplexa Holmer, 1989 | Darriwilian
4. Numericoma simplex Holmer, 1989 | Darriwilian
5. Numericoma spinosa (Biernat, 1973) | Darriwilian
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Klassificering
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Brachiopoda |
| Subphylum | Linguliformea |
| Class | Lingulata |
| Order | Acrotretida |
| Superfamily | Acrotretoidea |
| Family | Ephippelasmatidae |
| Genus | Ephippelasma |
| Myotreta | |
| Numericoma | |
| Species | latior |
| ornata | |
| perplexa | |
| simplex | |
| spinosa | |
| Genus | Pomeraniotreta |
| Rhinotreta |