Echinodermata
Family

Cheirocrinidae Jaekel, 1899

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Selection of related publications
Rõõmusoks, A. 1970. Stratigraphy of the Viruan Series (Middle Ordovician) in Northern Estonia, I.
Regnéll, G. 1948. Echinoderms (hydrophoridae, ophiocistia) from the Ordovician (Upper Skiddavian) of the Oslo region.Norsk Geologisk Tidsskrift 27 , 14-58.
Regnéll, G. 1945. Non-Crinoid Pelmatozoa from the Paleozoic of Sweden. A taxonomic study.Meddelanden från Lunds Geologisk-Mineralogiska Institution 108 , 1-255.
Bekker, H. 1921. The Kuckers stage of the Ordovician Rocks in NE Estonia.Acta et Commentationes Universitatis Tartuensis II , 1,1-92.
Jaekel, O. 1899. Stammesgesihichte der Pelmatozoen. Erster Band. Thecoidea und Cystoidea.
Eichwald, E. 1860. Lethaea Rossica ou Paléontologie de la Russie. Premier volume. Ancienne Période en deux sections. DOI:10.5962/bhl.title.52391
Eichwald, E. 1856. Beitrag zur geographischen Verbreitung der fossilen Thiere Russlands. Alte Periode. (Fortsetzung).Bulletin of the Moscow Society of Naturalists. Geological series 29 , 1,88-127.