The Echinoid Directory

Hemigymnia aturica Arnaud, 1898; Danian, Landes, France. Apical view, of holotype, from Arnaud, M. H. 1898. Brissopneustes aturensis. Actes Societe Linneenne Bordeaux 53, 6eme serie; 3, 110-118, pl. 2, (plate 2, fig. 2a).

Length of test 42 mm.