Table 1

The freshwater gastropod species of Georgia Atlantic drainages are listed in the left column below, ranked by the number of records in our database.  This list is compared to a list generated from the NatureServe Explorer online database (accessed 1/2007), giving synonyms where appropriate.

Confirmed in this study
Sites
NatureServe
Campeloma decisum
123
Campeloma decisum, C. regulare, C. geniculatum, C. limum
Goniobasis catenaria catenaria
97
Elimia catenaria, E. caelatura, E. darwini, E. mutabilis
Amnicola limosa
61
 -
Physa acuta
72
Physella acuta, P. cubensis, P. heterostropha
Lymnaea columella
53
Pseudosuccinea columella
Menetus dilatatus
52
Micromenetus dilatatus
Somatogyrus virginicus
37
Somatogyrus alcoviensis, S. georgianus, S. tenax
Lyogyrus granum
34
 -
Ferrissia rivularis
33
Ferrissia rivularis, F. fragilis, F. hendersoni
Helisoma trivolvis
31
Planorbella trivolvis
Notogillia sathon 28 Notogillia sathon
Laevapex fuscus
22
Laevapex fuscus, L. diaphanus
Goniobasis proxima
21
Elimia proxima
Spilochlamys turgida 21 Spilochlamys turgida
Gyraulus parvus
20
Gyraulus parvus
Valvata bicarinata
18
Valvata bicarinata
Physa species A
17
 -
Helisoma anceps
12
Helisoma anceps
Marstonia halcyon 11 Marstonia halcyon
Lyogyrus latus 10 Lyogyrus latus
Goniobasis catenaria dislocata
8
 -
Physa pomilia
7
Physella hendersoni
Viviparus georgianus
6
Viviparus georgianus
Hebetancylus excentricus
5
"Hebetoncylus" excentricus
Lymnaea cubensis
5
-
Floridobia sp. A 5  -
Marstonia agarhecta
5
Marstonia agarhecta
Goniobasis floridensis timidus 4 Elimia timida
Viviparus intertextus
3
Viviparus intertextus
Promenetus exacuous
2
 -
Floridobia floridana 2  -
Physa gyrina
1
Physella gyrina
Marstonia gaddisorum
1
Marstonia gaddisorum
Lymnaea humilis
1
Fossaria obrussa
Biomphalaria obstructa
1
 -
Pomacea insularum 1  -
- - Planorbula armigera
Littoridinops tenuipes * Littoridinops tenuipes

        * The (partially esturarine) range of Littoridinops tenuipes was inadequately surveyed in this study.


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