Genus Pseudodon A. A. Gould, 1844-1845

(3-5-4-0-4-9-2-T1-37-0-0-0-0-0)
Syn. Nasus C. T. Simpson, 1900 [not Basilewski, 1855];
Pseudodus Morgan, 1885;
Trigonodon T. A. Conrad, 1865 [not Sismonda, 1847]
Ref. Vaught, 1989 p 122