sugukond
Eoconulidae Rowell, 1965
Valik taksonit käsitlevast teaduskirjandusest
Popov L., Nõlvak J., Holmer, L. 1994. Late Ordovician lingulate brachiopods from Estonia.  Palaeontology   37,   3,   627-650.
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.
Gorjansky, V. J. 1969. Bezzamkovye brahiopody kembrijskih i ordovikskih otloženij severo-zapada Russkoj platformy. pp. 1-176.  Nedra. 
Leitud liigid
1. Eoconulus clivosus Popov, 1975 | Alam-Ordoviitsium
3. Eoconulus robustus Holmer, 1989 | Darriwili lade
4. Eoconulus semiregularis Biernat, 1973 | Pirgu lade
 Loading... 
Klassifikatsioon
| organismirühm | Biota | 
| riik | Animalia | 
| hõimkond | Brachiopoda | 
| alamhõimkond | Linguliformea | 
| klass | Lingulata | 
| selts | Acrotretida | 
| ülemsugukond | Acrotretoidea | 
| sugukond | Acrotretidae | 
| Biernatidae | |
| Ceratretidae | |
| Eoconulidae | |
| perekond | Eoconulus | 
| Otariconulus | |
| sugukond | Ephippelasmatidae | 
| Scaphelasmatidae | |
| Torynelasmatidae |