Genus Hemicyclonosta G. P. Deshayes, 1825 [G. P. Deshayes in H. M. D. de Blainville, 1825 [f ?]

(3-4-4-0-21-2-0-5-0-0-0-0-0)
Ref. Vaught, 1989 p 130
Syn. Hemicyclodonta G. P. Deshayes, 1850;
Hemicyclostera H. G. Bronn, 1838;
Hemicyclostoma J. E. Gray, 1840
Ref. Vokes, 1980 p 139