Genus
Hemistreptocrinus Arendt, 1976
Selection of related publications
Arendt, Yu. A., Rozhnov, S. V. 1995. On the hemistreptocrinoids (Echinodermata).  Paleontologicheski Zhurnal   1,      119-122.
Arendt, Yu. A. 1976. Ordovikskie iglokožie gemistreptokrinoidei.  Bulletin of the Moscow Society of Naturalists. Geological series   51,   2,   63-84.
List of species
1. Hemistreptocrinus babiensis Arendt et Rozhnov, 1995 | Volkhov Stage
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Echinodermata | 
| Subphylum | Pelmatozoa | 
| Class | Crinoidea | 
| Order | Hemistreptocrinida | 
| Family | Hemistreptocrinidae | 
| Genus | Hemistreptocrinus | 
| Species | babiensis | 
| jaekeli | |
| Genus | Nonparactocrinus | 
| Parorthocrinus | |
| Tetractocrinus |