Genus
Heckericystis Gill et Caster, 1960
Selection of related publications
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.
List of species
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Echinodermata |
| Class | Homoiostelea |
| Order | Soluta |
| Family | Maenniliidae |
| Genus | Heckericystis |
| Species | kuckersiana |
| Genus | Maennilia |
References based on distribution
- Hecker, 1940a Erra Kukruse Stage
- Hecker, 1940a Tallinn Kukruse Stage
- Hecker, 1940a Kohtla Idavere Substage