Eburneopecten calvatus (Morton, 1834)
MORTON, S. G. 1833. Supplement to the "Synopsis of the organic remains of the ferruginous sand formation of the United States" [II]. The American Journal of Science and Arts, 24: 128-250, pls. 9, 10. [p. 130, pl. 10, fig. 3]
1834 Pecten calvatus Morton, 1834