Megomphicidae

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

Genera
The family Megomphicidae has no subfamilies.

Genera within the family Megomphicidae include:
 * Ammonitella J. G. Cooper, 1868
 * Glyptostoma Bland and W. G. Binney, 1873
 * Megomphix H. B. Baker, 1930
 * Polygyrella W. G. Binney, 1863
 * Polygyroidea Pilsbry, 1930