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Decollate Snail
Rumina decollata
6,681 observations
Globular Drop Snail
Helicina orbiculata
6,582 observations
Milk Snail
Otala lactea
5,221 observations
Asian Tramp Snail
Bradybaena similaris
3,646 observations
Asian Clam
Corbicula fluminea
2,896 observations
Black-velvet Leatherleaf
Belocaulus angustipes
1,924 observations
Prairie Rabdotus
Rabdotus mooreanus
1,589 observations
Eastern Oyster
Crassostrea virginica
1,328 observations
Texas Lightning Whelk
Sinistrofulgur pulleyi
1,060 observations
Giant Floater
Pyganodon grandis
1,053 observations
Island Apple Snail
Pomacea maculata
896 observations
Yellow Cellar Slug
Limacus flavus
881 observations
Coquina
Donax variabilis
829 observations
Giant Atlantic Cockle
Dinocardium robustum
785 observations
Whitewashed Rabdotus
Rabdotus dealbatus
785 observations
Channeled Duck Clam
Raeta plicatella
784 observations
Angelwing
Cyrtopleura costata
737 observations
Yellow Sandshell
Lampsilis teres
694 observations
Mapleleaf
Quadrula quadrula
687 observations
Garden Snail
Cornu aspersum
686 observations
Texas Liptooth
Linisa texasiana
670 observations
Texas Oval
Patera roemeri
596 observations
Sawtooth Pen Shell
Atrina serrata
590 observations
Ponderous Ark
Noetia ponderosa
582 observations
Southern Flatcoil
Polygyra cereolus
575 observations
Paper Pondshell
Utterbackia imbecillis
483 observations
Lettered Olive
Oliva sayana
472 observations
Blood Ark
Lunarca ovalis
460 observations
Incongruous Ark
Anadara brasiliana
455 observations
White-lip Globe Snail
Mesodon thyroidus
444 observations
Rosy Wolfsnail
Euglandina rosea
424 observations
Florida Cross-barred Venus
Chione elevata
424 observations
Zebra Mussel
Dreissena polymorpha
422 observations
Three-ridge Mussel
Amblema plicata
366 observations
Striate Wolfsnail
Euglandina singleyana
345 observations
Atlantic Rangia
Rangia cuneata
336 observations
Shark Eye
Neverita duplicata
329 observations
Transverse Ark
Anadara transversa
311 observations
Tampico Pearly Mussel
Cyrtonaias tampicoensis
305 observations
Carolina Mantleslug
Philomycus carolinianus
300 observations
Scotch Bonnet Snail
Semicassis granulata
291 observations
Common Sundial
Architectonica nobilis
281 observations
Atlantic Bay Scallop
Argopecten irradians
272 observations
Texas lilliput
Toxolasma texasiense
270 observations
Fragile Papershell
Potamilus fragilis
255 observations
Pondhorn
Uniomerus tetralasmus
221 observations
Red-rimmed Melania
Melanoides tuberculata
219 observations
Florida Horse Conch
Triplofusus giganteus
206 observations
Acute Bladder Snail
Physella acuta
201 observations
Pimpleback
Pustulosa pustulosa
195 observations
Frequently Asked Questions
- The 10 most common molluscs in Texas are:
- Decollate Snail (Rumina decollata)
- Globular Drop Snail (Helicina orbiculata)
- Milk Snail (Otala lactea)
- Asian Tramp Snail (Bradybaena similaris)
- Asian Clam (Corbicula fluminea)
- Black-velvet Leatherleaf (Belocaulus angustipes)
- Prairie Rabdotus (Rabdotus mooreanus)
- Eastern Oyster (Crassostrea virginica)
- Texas Lightning Whelk (Sinistrofulgur pulleyi)
- Giant Floater (Pyganodon grandis)
- The most observed mollusc in Texas is Decollate Snail (Rumina decollata), with 6,681 recorded observations.