The Echinoid Directory

Guettaria roccardi Cotteau, 1889); Late Campanian or early Maastrichtian, Montagnes des Francais, Madagascar. Oral plating diagram (from Smith, A. B. & Jeffery, C. H. 2000. Maastrichtian and Palaeocene echinoids: a key to world faunas. Special Papers in Palaeontology 63, 1-404 (Text-fig. 119).