Echinodermata

Cryptocrinites Buch, 1840

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.
Rõõmusoks, A. 1970. Stratigraphy of the Viruan Series (Middle Ordovician) in Northern Estonia, I.
Pander, C. H. 1830. Beiträge zur Geognosie des Russischen Reiches.