Hess H (2011) Articulata: Introduction. In: Seldon P (ed.) and Ausich WI (Coordinating Author). Treatise on Invertebrate Paleontology, Part T, Echinodermata 2 Revised, Crinoidea 3. University of Kansas Press, Lawrence, Kansas. pp. 1-22.
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Hess, H.
2011
Articulata: Introduction
Treatise on Invertebrate Paleontology, Part T, Echinodermata 2 Revised, Crinoidea 3
