Species
Heliocrinites laevis (Hecker, 1923)
Synonymy list
1923     Caryocystites laevis nov. sp. — Hecker , pp. 52, fig. II 8
Selection of related publications
Hecker, R. F. 1923. Echinosphaeritidae of the Silurian of Russia.  Trav. Mus. Géol. Min. Pierre le Grand Acad. Sci. Russie   IV,   1,   1-63.
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Echinodermata | 
| Subphylum | Blastozoa | 
| Class | Rhombifera | 
| Superfamily | Caryocystitida | 
| Family | Caryocystitidae | 
| Genus | Heliocrinites | 
| Species | balticus | 
| guttaeformis | |
| laevis | |
| ovalis | |
| ovum | |
| prominens | |
| radiatus | |
| stellatus | 
References based on distribution
- Hecker, 1923 Volkhov River outcrops