Subgenus (Pressodonta) C. T. Simpson, 1900

(3-5-4-0-4-9-3-5-6-0-0-0-0)
Syn. (Calceola) W. Swainson, 1840 [not J. B. P. A. de Lamarck, 1799]
Ref. Vaught, 1989 p 121