Echinodermata

Rhipidocystis Jaekel, 1900

Selection of related publications
Rozhnov, S. V. 1989. New data about rhipidocystids (Eocrinoidea). Fossil and Recent Echinoderm researches, pp. 38-57.
Yeltyscheva, R. S. 1964. Stebli ordovikskih morskih lilij Pribaltiki (nižnij ordovik). Voprosy paleontologii IV, 59-82.
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.
Phleger, F. B. 1935. Some Ordovician cystids from Russia. Harvard University Museum of Comparative Zoology Special Publication LXXVI, 5, 193-201.
Jaekel, O. 1900. Ueber einen neuen Pentacrinoideen-Typus aus dem Obersilur. Zeitschrift der Deutschen Geologischen Gesellschaft 52, 3, 480-487.