Thysanophoridae

Thysanophoridae is a family of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the superfamily Helicoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).

These are common woodland snails of North America. They also occur in a few recorded spots in South America.

This family is defined by the absence of both a diverticulum and a stimulatory organ.

Subfamilies
There are no subfamilies in Thysanophoridae.

Genera
Genera within the family Thysanophoridae include:
 * Hojeda H. B. Baker, 1926
 * Itzamna (unconfirmed)
 * Lyroconus (unconfirmed)
 * Mcleania (unconfirmed)
 * Microconus (unconfirmed)
 * Microphysula Cockerell, 1926 - Spruce snails
 * Miroconus (unconfirmed)
 * Pulchriconus (unconfirmed)
 * Setidiscus (unconfirmed)
 * Suavitas (unconfirmed)
 * Thysanophora Strebel & Pfeffer, 1880 - the type genus