Contributed by Andrew Smith, August 2011
Diagnostic Features |
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Distribution | Late early Cretaceous, Brazil |
Name gender | masculine |
Type | Conoclypus nettoanus White, 1887, p. 37, by original designation. |
Species Included | Only the type species. |
Classification and/or Status | stem group Neognathostomata, Echinolampadidae? Monotypic. |
Remarks | This was originally placed in the Clypeidae, but it seems closer to echinolampadids such as Clypeolampas in overall appearance. Distinguished from Clypeolampas by it marginal rather than inframarginal periproct. Smith, A. B. & Bengtson, P. 1991. Cretaceous echinoids from north-eastern Brazil. Fossils and Strata 31, 1-88. |