Echinodermata

Glyptosphaeritida Bernard, 1895

Selection of related publications
Paul, C. R. C., Hotchkiss, F. H. C. 2020. Origin and significance of Lovén's Law in echinoderms. Journal of Paleontology , 1-14. DOI:10.1017/jpa.2020.31
Bockelie, J. F. 1984. The Diploporita of the Oslo region, Norway. Palaeontology 27, 1, 1-68.
Stukalina, G. A. 1979. A new family of Ordovician crinoids. Paleontologicheski Zhurnal 4, 89-95.
Bockelie, J. F. 1979. Celticystis n. gen., a gomphocystitid from the Silurian of Sweden. GFF 101, 2, 157-166. DOI:10.1080/11035897909452575
Rõõmusoks, A. 1970. Stratigraphy of the Viruan Series (Middle Ordovician) in Northern Estonia, I.
Jefferies, R. P. S., Joysey, K. A., Paul, C. R. C., Ramsbottom, W. H. C. 1967. The Fossil Record a symposium with dokumentation. Chapter 21 Echinodermata: Pelmatozoa. The Fossil Record., pp. 565-581.
Hecker, E. L., Hecker, R. F. 1957. O novom vide roda Protocrinites Eichwald. Ežegodnik Vsesoûznogo Paleontologičeskogo Obŝestva XVI, 274-279.
Regnéll, G. 1945. Non-Crinoid Pelmatozoa from the Paleozoic of Sweden. A taxonomic study. Meddelanden från Lunds Geologisk-Mineralogiska Institution 108, 1-255.
Phleger, F. B. 1935. Some Ordovician cystids from Russia. Harvard University Museum of Comparative Zoology Special Publication LXXVI, 5, 193-201.
Jaekel, O. 1918. Phylogenie und System der Pelmatozoen. Paläontologische Zeitschrift 3, 1, 1-128. DOI:10.1007/BF03190413
Jaekel, O. 1899. Stammesgesihichte der Pelmatozoen. Erster Band. Thecoidea und Cystoidea.
Eichwald, E. 1861. Paleontologiâ Rossii. Drevnij period. II. Fauna grauvakkovoj, gornoizvestkovoj i medistoslancevatoj formacij Rossii.