Species

Heckerocrinus grava (Bockelie, 1981)

Synonymy list
1981     Bockia grava n. sp. — Bockelie , pp. 132, fig. 5, 6, 7A-E
2012     Heckerocrinus (Bockia) grava Bockelie, 1981 — Doweld , pp. 458
Selection of related publications
Bockelie, J. F. 1981. The Middle Ordovician of the Oslo Region, Norway: 30. The eocrinoid genera Cryptocrinites, Rhipidocystis and Bockia. Norsk Geologisk Tidsskrift 61, 2, 123-147.
References based on distribution