Appendix 3 Table 3-17 Land Snails
Chapter 3 North Carolina Species
Table 3-17 LAND SNAILS
Count of Habitat Associations by Ecoregion
SGCN - Habitat Associations 2025 NC WAP Revision
Red Text = Update
Scientific Name
Common Name
Order
Family
3 7
Triodopsis pendula
Hanging Rock Threetooth
X X
Stylommatophora
Polygyridae
4 Triodopsis soelneri
Cape Fear Threetooth
X
Stylommatophora
Polygyridae
4
Triodopsis tennesseensis Triodopsis tridentata Triodopsis vulgata Vallonia excentrica
Tennessee Threetooth (Budded Threetooth) Stylommatophora
Polygyridae
8 10
Northern Threetooth Dished Threetooth Iroquois Vallonia Lovely Vallonia Glossy Dome Golden Dome
Stylommatophora
Polygyridae
7
Stylommatophora
Polygyridae
5 2
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
Stylommatophora
Valloniidae
3
Vallonia pulchella Ventridens acerra Ventridens arcellus
Stylommatophora
Valloniidae
5 6
Stylommatophora
Gastrodontidae
Stylommatophora
Gastrodontidae
4 4 6 Ventridens cerinoideus
Wax Dome
Stylommatophora
Gastrodontidae
6 3 6
Ventridens coelaxis Ventridens collisella Ventridens decussatus
Bidentate Dome Sculptured Dome
Stylommatophora
Gastrodontidae
Stylommatophora
Gastrodontidae
Crossed Dome
Stylommatophora
Gastrodontidae
5 8 5 5 Ventridens demissus
Perforate Dome Throaty Dome Pyramid Dome
Stylommatophora
Gastrodontidae
7 8
Ventridens gularis
Stylommatophora
Gastrodontidae
9 8 7 9 Ventridens intertextus
Stylommatophora
Gastrodontidae
7
Ventridens lasmodon Ventridens lawae Ventridens ligera Ventridens pilsbryi Ventridens suppressus Ventridens theloides
Hollow Dome
Stylommatophora
Gastrodontidae
8 7 6 7 10 6
Rounded Dome Globose Dome
Stylommatophora
Gastrodontidae
Stylommatophora
Gastrodontidae
Yellow Dome
Stylommatophora
Gastrodontidae
4
Flat Dome
Stylommatophora
Gastrodontidae
7 5
Copper Dome
Stylommatophora
Gastrodontidae
2 3 Vertigo alabamensis
Alabama Vertigo Cupped Vertigo Variable Vertigo Malleated Vertigo
Stylommatophora
Vertiginidae
3
Vertigo clappi Vertigo gouldii
X
Stylommatophora
Vertiginidae
8 4
Stylommatophora
Vertiginidae
6 Vertigo malleata 5 Vertigo milium 8 Vertigo oralis 7 Vertigo oscariana
X X X X X X X X X X X X X X
Stylommatophora
Vertiginidae
3 2
Blade Vertigo
Stylommatophora
Vertiginidae
Palmetto Vertigo Capital Vertigo Ovate Vertigo Smallmouth Vertigo Crested Vertigo Striate Vertigo Swamp Vertigo Glassy Grapeskin
Stylommatophora
Vertiginidae
5
X
Stylommatophora
Vertiginidae
2 2
3 Vertigo ovata
Stylommatophora
Vertiginidae
4
Vertigo parvula
X X
Stylommatophora
Vertiginidae
2
2 Vertigo pygmaea 5 Vertigo rugosula 6 Vertigo teskeyae
Stylommatophora
Vertiginidae
2
Stylommatophora
Vertiginidae
X
Stylommatophora
Vertiginidae
9
Vitrinizonites latissimus
Stylommatophora
Gastrodontidae
5 1 2 Xolotrema caroliniense
Blunt Wedge Velvet Wedge Quick Gloss Green Dome
Stylommatophora
Polygyridae
10
Xolotrema denotatum
Stylommatophora
Polygyridae
7 9 10 8 Zonitoides arboreus
Stylommatophora
Gastrodontidae
8 5
Zonitoides elliotti Zonitoides nitidus
Stylommatophora
Gastrodontidae
1 5
Black Gloss
Stylommatophora
Gastrodontidae
Y
Zonitoides patuloides
Appalachian Gloss
X
Stylommatophora
Gastrodontidae
See Excel file for detailed habitat associations
2025 NC Wildlife Action Plan
Land Snails 5 of 5
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