Traits taxon details
original description
Geys, J. F. 1992. Regular echinoids, other than Hemicidaroida, from Upper Cretaceous deposits in the Wadi Qena-area (Eastern Desert, Egypt). Bulletin de l'Institut Royal des Sciences naturelles de Belgique - Sciences de la Terre 62, 139-154. [details]
basis of record
Smith, A. B. & Kroh, A. (eds.). (2011). The Echinoid Directory. World Wide Web electronic publication., available online at http://www.nhm.ac.uk/research-curation/projects/echinoid-directory [details]
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