Genus Leptothyra W. H. Pease, 1869

(5-4-1-3-2-12-3-7-0-0-0-0-0)
Ref. Lindner, 1977 p 39
[=Homalopoma P. P. Carpenter, 1864]
Ref. Abbott, 1974 p 60
Syn. Petropoma W. M. Gabb, 1877
Ref. Vaught, 1989 p 12