Appendix 3 Table 3-18 Aquatic Snails
Chapter 3 North Carolina Species
Table 3-18 AQUATIC SNAILS
Count of Habitat Associations by Ecoregion
SGCN - Habitat Associations 2025 NC WAP Revision
Red Text = Update
Scientific Name
Common Name
ORDER
Family
X
X
4
4
4
9
Mud Amnicola
Littorinimorpha
Amnciolidae
Amnicola limosus
X
X
2
1
Amnicola sp. 1
Waccamaw Snail
Littorinimorpha
Amnciolidae
Y
SC
X
X
Architaenioglossa
Viviparidae
Callinina georgiana
Banded Mysterysnail
X
1
1
Architaenioglossa
Viviparidae
Rotund Mysterysnail
Callinina intertexta
X
Campeloma decisum
Pointed Campeloma
Architaenioglossa
Viviparidae
X
File Campeloma
Architaenioglossa
Viviparidae
Campeloma lima
X
X
2
2
Cipangopaludina chinensis
Chinese Mystery Snail
Architaenioglossa
Viviparidae
Y
X
X
3
5
Cipangopaludina japonica
Japanese Mysterysnail
Architaenioglossa
Viviparidae
Y
X
Elimia catenaria
Gravel Elimia
Caenogastropoda
Pleuroceridae
X
X
X
8
1
Elimia christyi
Christy's Elimia
Caenogastropoda
Pleuroceridae
E
X
X
Elimia clavaeformis
Club Elimia
Caenogastropoda
Pleuroceridae
X
Elimia dislocata
Lapped Elimia
Caenogastropoda
Pleuroceridae
X
7
1
Elimia proxima
Sprite Elimia
Caenogastropoda
Pleuroceridae
X
X
Elimia semicarinata
Fine-ridged Elimia
Caenogastropoda
Pleuroceridae
X
X
Elimia simplex
Smooth Elimia
Caenogastropoda
Pleuroceridae
X
Elimia symmetrica
Symmetrical Elimia
Caenogastropoda
Pleuroceridae
X
Elimia virginica
Piedmont Elimia
Caenogastropoda
Pleuroceridae
X
X
5
5
5
5
11 Ferrissia californica
Fragile Ancylid
Hygrophila
Planorbidae
X
X
2
1
Floridobia sp.
Waccamaw Siltsnail
Littorinimorpha
Hydrobiidae
Y
SC
X
X
X
4
5
Galba cubensis
Carib Fossaria
Hygrophila
Lymnaeidae
X
X
Galba obrussa
Golden Fossaria
Hygrophila
Lymnaeidae
X
X
3
3
5
Gillia altilis
Buffalo Pebblesnail
Lithoglyphidae
Littorinimorpha
X
X
Gyraulus deflectus
Flexed Gyro
Hygrophila
Planorbidae
X
X
4
4
9
Gyraulus parvus
Ash Gyro
Hygrophila
Planorbidae
X
X
9
Hebetancylus excentricus
Excentric Ancylid
Hygrophila
Planorbidae
X
12 Helisoma anceps
Two-ridged Ramshorn
Hygrophila
Planorbidae
X
X
X
3
2
Helisoma eucosmium
Greenfield Ramshorn
Hygrophila
Planorbidae
Y
E
X
X
X
4
6
2
1
10 Laevapex fuscus
Dusky Ancylid
Hygrophila
Planorbidae
X
3
3
Leptoxis carinata
Crested Mudalia
Caenogastropoda
Pleuroceridae
X
X
X
7
1
Leptoxis dilatata
Seep Mudalia
Caenogastropoda
Pleuroceridae
SC
X
X
X
2
1
Leptoxis virgata
Smooth Mudalia
Caenogastropoda
Pleuroceridae
X
6
5
Lioplax subcarinata
Ridged Lioplax
Architaenioglossa
Viviparidae
SC
X
X
2
4
Littoridinops tenuipes
Henscomb Hydrobe
Littorinimorpha
Cochliopidae
X
X
4
4
9
Lyogyrus granum
Squat Duskysnail
Amnicolidae
Littorinimorpha
X
X
Marisa cornuarietis
Architaenioglossa
Ampullariidae
Y
Giant Ramshorn
X
X
1
1
Melanoides tuberculata
Red-rim Melania
Caenogastropoda
Thiaridae
Y
X
X
6
6
6
6
11 Menetus dilatatus
Bugle Sprite
Hygrophila
Planorbidae
X
X
3
7
3
Physella gyrina
Tadpole Physa
Hygrophila
Physidae
X
X
X
3
1
Planorbella magnifica
Magnificent Ramshorn
Hygrophila
Planorbidae
Y
E
E
X
5
2
8
10 Planorbella trivolvis
Marsh Ramshorn
Hygrophila
Planorbidae
X
X
1
1
Pomacea maculata
Giant Applesnail
Architaenioglossa
Ampullariidae
Y
See Excel file for detailed habitat associations
2025 NC Wildlife Action Plan
Aquatic Snails 1 of 2
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