Genus Leptonyx P. P. Carpenter, 1864, [not W. Swainson, 1833]

(5-4-1-3-2-12-3-6-0-0-0-0-0)
[=Homalopoma P. P. Carpenter, 1864]
Ref. Abbott, 1974 p 60
Vaught, 1989 p 12