Species
Protocrinites oviformis Eichwald, 1840
Synonymy list
1840     Protocrinites oviformis m. — Eichwald , pp. 215-217
1840     Protocrinites oviformis m. — Eichwald , pp. 185-187
1855     Protocrinus oviformis — Eichwald , fig. 32:14
1856     Protocrinus oviformis — Eichwald , pp. 122
1857     Protocrinus oviformis — Eichwald , pp. 68
1859     Protocrinites oviformis — Eichwald , fig. 32:14
1860     Protocrinus oviformis m. — Eichwald , pp. 622
1861     Protocrin. oviformis m. — Eichwald , pp. 177, fig. XI 14a-c
1870     Protocrinites oviformis Eichw.  — Volborth , pp. 2
1899     Protocrinites oviformis Eichw. 1840 — Jaekel , pp. 434, fig. V 6
Selection of related publications
Jaekel, O. 1899. Stammesgesihichte der Pelmatozoen. Erster Band. Thecoidea und Cystoidea. pp. 1-441.  Verlag von Julius Springer. 
Eichwald, E. 1861. Paleontologiâ Rossii. Drevnij period. II. Fauna grauvakkovoj, gornoizvestkovoj i medistoslancevatoj formacij Rossii. pp. 1-521.  R. Golike (former Ya. Ionsona). 
Eichwald, E. 1860. Lethaea Rossica ou Paléontologie de la Russie. Premier volume. Ancienne Période en deux sections. pp. XIX+1–1657.  E. Schweizerbart.  DOI:10.5962/bhl.title.52391
Eichwald, E. von 1840. Ueber das silurische Schichten-system in Esthland.  Zeitschrift für Natur- und Heilkunde      1-2,   1-210. DOI:10.5962/bhl.title.150763
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Echinodermata | 
| Subphylum | Blastozoa | 
| Class | Diploporita | 
| Superfamily | Glyptosphaeritida | 
| Family | Protocrinitidae | 
| Genus | Protocrinites | 
| Species | fragum | 
| oviformis | |
| yakovlevi | 
References based on distribution
- Jaekel, 1899 Põõsaspea Cliff
- Eichwald, 1861a Põõsaspea Cliff
- Eichwald, 1860a
- Eichwald, 1840e Põõsaspea Cliff