Species
Heckerocrinus neglecta (Hecker, 1938)
Synonymy list
1938     Bockia neglecta n. sp. — Hecker , pp. 424
1940     Bockia neglecta n. sp. — Hecker , pp. 39, fig. VII1-4
1967     Bockia neglecta — Ubaghs , pp. S486, fig. Figs. 314:1-4
1970     Bockia neglecta hecker — Rõõmusoks , pp. 78
2012     Heckerocrinus ( Bockia) neglecta — Doweld , pp. 457-458
Selection of related publications
Rõõmusoks, A. 1970. Stratigraphy of the Viruan Series (Middle Ordovician) in Northern Estonia, I. pp. 1-346.  Valgus. 
Hecker, R. F. 1940. Nižnesilurijskie i devonskie iglokožie. Carpoidea, Eocrinoidea i Ophiocistia nižnego silura Leningradskoj oblasti i Èstonii.  Transactions of the Paleontological Institute (PIN)   9,   4,   5-82.
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Echinodermata | 
| Subphylum | Blastozoa | 
| Class | Eocrinoidea | 
| Order | Trachelocrinida | 
| Family | Heckerocrinidae | 
| Genus | Heckerocrinus | 
| Species | cucumis | 
| grava | |
| heintzi | |
| laevis | |
| mirabilis | |
| neglecta | |
| skulptus | 
References based on distribution
- Hecker, 1940a Volkhov River outcrops Aseri Stage
- Hecker, 1940a Krasnoye Selo Kunda Stage
- Hecker, 1940a Volkhov River outcrops Aseri Stage
- Hecker, 1940a Pulkovo, Leningrad District Aseri Stage
- Hecker, 1940a Uhaku Uhaku Stage
- Hecker, 1940a Tallinn
- Rõõmusoks, 1970a Kostivere karst field Lasnamägi Stage
- Rõõmusoks, 1970a Purtse-Kõrgekalda river bank Uhaku Stage