Order

Digitata Hecker, 1938

Selection of related publications

Rozhnov, S. V. 1989. New data about rhipidocystids (Eocrinoidea). Fossil and Recent Echinoderm researches, pp. 38-57. Academy of Sciences of the Estonian SSR Institute of Geology.

Bockelie, J. F. 1981. Morphology, growth and taxonomy of the Ordovician rhombiferan Caryocystites. GFF 103, 4, 499-513. DOI:10.1080/11035898209453727

Yeltyscheva, R. S. (Yeltyschewa, R. S.) 1964. Stebli ordovikskih morskih lilij Pribaltiki (nižnij ordovik). Voprosy paleontologii IV, 59-82. Izdatel'stvo Leningradskogo Universiteta.

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. Bulletin of the Museum of Comparative Zoology. Harvard University Museum of Comparative Zoology LXXVI, 5, 193-201.

Jaekel, O. 1900. Ueber einen neuen Pentacrinoideen-Typus aus dem Obersilur. Zeitschrift der Deutschen Geologischen Gesellschaft 52, 3, 480-487.

List of species

1. Neorhipidocystis norvegica (Bockelie, 1981) | Upper Ordovician

2. Neorhipidocystis oepiki (Hecker, 1938) | Kukruse Stage→Jõhvi Substage

3. Rhipidocystis baltica Jaekel, 1900 | Volkhov Stage→Kunda Stage

4. Rhipidocystis batheri Hecker, 1938 | Aseri Stage→Uhaku Stage

5. Rhipidocystis concentricus (Yeltyscheva, 1964) | Volkhov Stage

6. Rhipidocystis esthona Hecker, 1938 | Kukruse Stage

7. Rhipidocystis gigas Jaekel, 1900 | Volkhov Stage→Kunda Stage

8. Rhipidocystis robusta Hecker, 1938 | Jõhvi Substage

Classification

Organism group	Biota
Kingdom	Animalia
Phylum	Echinodermata
Subphylum	Blastozoa
Class	Eocrinoidea
Order	Digitata
Family	Rhipidocystidae
Order	Simonkovicrinida
	Trachelocrinida
Family	Bolboporitidae
	Cryptocrinitidae
Genus	Gadovocrinus
	Polyptychella