Genus
Conotreta Walcott, 1889
Aiheeseen liittyvät julkaisut
Holmer, L. E. 1989. Middle Ordovician phosphatic inarticulate brachiopods from Västergötland and Dalarna, Sweden. Fossils and Strata 26, 1-172.
Bednarczyk, W. 1986. Inarticulate brachiopods from the Lower Ordovician in northern Poland. Annales Societatis Geologorum Poloniae 56, 3-4, 409 - 418.
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.
List of species
2. Conotreta parva Bednarczyk, 1986 | Ordovician
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Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Brachiopoda |
| Subphylum | Linguliformea |
| Class | Lingulata |
| Order | Acrotretida |
| Superfamily | Acrotretoidea |
| Family | Acrotretidae |
| Genus | Acrotreta |
| Angulotreta | |
| Conotreta | |
| Species | mica |
| parva | |
| siljanensis | |
| Genus | Cyrtonotreta |
| Dactylotreta | |
| Ditreta | |
| Eschatelasma | |
| Eurytreta | |
| Hisingerella | |
| Linnarssonia | |
| Longipegma | |
| Neotreta | |
| Ottenbyella | |
| Physotreta | |
| Quadrisonia | |
| Semitreta | |
| Spondylotreta | |
| Treptotreta | |
| Vandalotreta |