The Echinoid Directory

Conulus (Conulus) albogalerus (Leske, 1778); camera lucida drawings of adapical (left) and adoral (right) ambulacral plating. From Smith, A. B. & Wright, C. W. 1999. British Cretaceous Echinoids. Part 5, Holectypoida, Echinoneoida. Monograph of the Palaeontographical Society London: pp. 343-390, pls 115-129 (publication number 612, part of volume 153).