
Polygyridae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea.

Allogona is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.

Allogona profunda, commonly known as the broad-banded forestsnail, is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Allogona ptychophora is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Allogona townsendiana, common name the Oregon forestsnail, is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Appalachina is a genus of small, air-breathing, land snails, terrestrial pulmonate gastropod molluscs in the family Polygyridae.

The Appalachina sayana, also known as the Spike-lip Crater, is a species of small, air-breathing, land snails, terrestrial pulmonate gastropod molluscs in the family Polygyridae.

Ashmunella is a genus of small, air-breathing, land snails in the family Polygyridae.

Ashmunella levettei is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Cryptomastix is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.

Cryptomastix mullani is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Daedalochila is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.

Daedalochila auriculata is a species of air-breathing land snails, a terrestrial pulmonate gastropod mollusks in the family Polygyridae.

Daedalochila hippocrepis is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Daedalochila uvulifera, common name the peninsula liptooth, is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Euchemotrema is a genus of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.

Euchemotrema fraternum is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Euchemotrema leai, common name the lowland pillsnail, is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

The Franklin Mountain woodland snail is a species of land snail in the family Polygyridae. It is native to New Mexico and Texas in the United States.

Linisa is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the subfamily Polygyrinae of the family Polygyridae.

Linisa tamaulipasensis is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Lobosculum is a genus of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.

Lobosculum pustula is a species of small air-breathing land snail, a terrestrial gastropod mollusk in the family Polygyridae.

Mesodon is a genus of land snails in the family Polygyridae.

Mesodon thyroidus is a species of air-breathing land snail, a terrestrial gastropod mollusk in the family Polygyridae.

Neohelix is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.

Neohelix albolabris is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Neohelix dentifera is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Patera is a genus of land snails in the family Polygyridae.

Patera clarki, the dwarf proud globe, is a species of land snail in the family Polygyridae. It is native to the southeastern United States, where it occurs in Georgia, North Carolina, South Carolina, and Tennessee. The subspecies nantahala is a federally listed threatened taxon endemic to Swain County, North Carolina.

Patera clarki nantahala, the noonday globe, is a subspecies of Patera clarki, a land snail in the family Polygyridae. It is endemic to North Carolina in the United States.

Patera clenchi is a species of land snail in the family Polygyridae. It is endemic to Arkansas in the United States. Its common names include Calico Rock oval, Clench's middle-toothed land snail, and Mission Creek Oregonian.

Patera perigraptus is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Polygyra is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.

Polygyra cereolus is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Polygyra septemvolva is a species of air-breathing land snail, a terrestrial gastropod mollusk in the family Polygyridae.

Praticolella is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.

Praticolella berlandieriana is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Praticolella griseola is a species of land snail, a terrestrial gastropod mollusk in the family Polygyridae.

Stenotrema is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae. These are typically small to medium-sized snails, with a velvety or hairy shell surface, and a narrow aperture which is usually closely guarded by well-developed "teeth".

Stenotrema florida, common name the Apalachicola slitmouth, is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Stenotrema hirsutum, common name hairy slitmouth, is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Trilobopsis is a genus of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.

Trilobopsis loricata is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Triodopsis is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.

Triodopsis hopetonensis, common name the "Magnolia Threetooth", is a species of air-breathing land snail, terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Triodopsis tridentata, common name the northern three-tooth or northern threetooth, is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Vespericola is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.

Vespericola armigera, common name the Santa Cruz hesperian, is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Vespericola columbiana, common name the northwest hesperian, is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Webbhelix is a genus of North American land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae. The genus contains several taxa which were previously included under the name Triodopsis multilineata.

Webbhelix multilineata is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.

Xolotrema is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Polygyridae.

Xolotrema notata is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.