Echinodermata

Sphaeronites (Sphaeronites) Paul, 1973

Selection of related publications
Paul, C. R. C., Bockelie, J. F. 1983. Evolution and Functional Morphology of the Cystoid Sphaeronites in Britain and Scandinavia. Palaeontology 26, 4, 687-734.
Regnéll, G. 1945. Non-Crinoid Pelmatozoa from the Paleozoic of Sweden. A taxonomic study. Meddelanden från Lunds Geologisk-Mineralogiska Institution 108, 1-255.
Jaekel, O. 1899. Stammesgesihichte der Pelmatozoen. Erster Band. Thecoidea und Cystoidea.