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FWGNA > Freshwater Gastropods of Mid-Atlantic States > Species Gallery
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Mid-Atlantic Home
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Mid-Atlantic Species Gallery
Mid-Atlantic Dichotomous Key
Biogeography
> Table Bi1 [pdf]
> Table Bi1 [.xls]
Synthesis
Mid-Atlantic Species Gallery
Viviparidae
Campeloma decisum
24.5 mm
Lioplax subcarinata
14.3 mm
Viviparus georgianus
30.3 mm
Cipangopaludina japonica
55.4 mm
Cipangopaludina chinensis
47.5 mm
Valvatidae
Valvata bicarinata
3.7 mm
Valvata tricarinata
5.2 mm
Pleuroceridae
Pleurocera virginica
24.0 mm
Leptoxis carinata
13.3 mm
Pleurocera proxima
17.7 mm
Pleurocera shenandoa
18.1 mm
Pomatiopsidae
Pomatiopsis lapidaria
5.7 mm
Hydrobioids
Amnicola limosa
3.8mm
Lyogyrus granum
2.6 mm
Somatogyrus pennsylvanicus
3.6 mm
Fontigens nickliniana
3.6 mm
Fontigens orolibas
3.1 mm
Fontigens bottimeri
1.9 mm
Littoridinops tenuipes
3.4 mm
Potamopyrgus antipodarum
4.8 mm
Bithyniidae
Bithynia tentaculata
11.7 mm
Lymnaeidae
Lymnea columella
10.4 mm
Lymnaea elodes
25.5 mm
Lymnaea catascopium
18.6 mm
Lymnaea humilis
5.9 mm
Physidae
Physa acuta
8.3 mm
Physa pomilia
6.7 mm
Physa gyrina
11.5 mm
Physa carolinae
12.0 mm
Physa vernalis
6.0 mm
Aplexa elongata
12.6 mm
Planorbidae
Helisoma trivolvis
18.5 mm
Helisoma anceps
8.4 mm
Helisoma campanulatum
11.9 mm
Gyraulus parvus
2.9 mm
Menetus dilatatus
2.4 mm
Promenetus exacuous
3.5 mm
Planorbula armigera
7.1 mm
Gyraulus deflectus
3.8 mm
Ancylidae
Ferrissia rivularis
4.5 mm
Ferrissia fragilis
3.1 mm
Laevapex fuscus
5.9 mm
Questions, comments,
and requests for Identification
Robert T. Dillon, Jr
P.O. Box 31532
Charleston, SC 29417
DillonR@fwgna.org
843-670-8002
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