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Globular Drop Snail
Helicina orbiculata
6,836 observations
Decollate Snail
Rumina decollata
6,746 observations
Milk Snail
Otala lactea
5,378 observations
Asian Tramp Snail
Bradybaena similaris
3,920 observations
Asian Clam
Corbicula fluminea
2,916 observations
Black-velvet Leatherleaf
Belocaulus angustipes
2,019 observations
Prairie Rabdotus
Rabdotus mooreanus
1,746 observations
Eastern Oyster
Crassostrea virginica
1,341 observations
Giant Floater
Pyganodon grandis
1,075 observations
Texas Lightning Whelk
Sinistrofulgur pulleyi
1,071 observations
Island Apple Snail
Pomacea maculata
969 observations
Yellow Cellar Slug
Limacus flavus
945 observations
Whitewashed Rabdotus
Rabdotus dealbatus
919 observations
Texas Liptooth
Linisa texasiana
874 observations
Coquina
Donax variabilis
853 observations
Giant Atlantic Cockle
Dinocardium robustum
788 observations
Channeled Duck Clam
Raeta plicatella
787 observations
Texas Oval
Patera roemeri
777 observations
Southern Flatcoil
Polygyra cereolus
759 observations
Angelwing
Cyrtopleura costata
739 observations
Yellow Sandshell
Lampsilis teres
716 observations
Garden Snail
Cornu aspersum
696 observations
Mapleleaf
Quadrula quadrula
695 observations
White-lip Globe Snail
Mesodon thyroidus
614 observations
Sawtooth Pen Shell
Atrina serrata
598 observations
Ponderous Ark
Noetia ponderosa
586 observations
Paper Pondshell
Utterbackia imbecillis
491 observations
Lettered Olive
Oliva sayana
481 observations
Blood Ark
Lunarca ovalis
461 observations
Incongruous Ark
Anadara brasiliana
455 observations
Rosy Wolfsnail
Euglandina rosea
446 observations
Florida Cross-barred Venus
Chione elevata
428 observations
Zebra Mussel
Dreissena polymorpha
425 observations
Striate Wolfsnail
Euglandina singleyana
394 observations
Three-ridge Mussel
Amblema plicata
382 observations
Atlantic Rangia
Rangia cuneata
336 observations
Carolina Mantleslug
Philomycus carolinianus
331 observations
Shark Eye
Neverita duplicata
329 observations
Transverse Ark
Anadara transversa
312 observations
Tampico Pearly Mussel
Cyrtonaias tampicoensis
307 observations
Scotch Bonnet Snail
Semicassis granulata
294 observations
Common Sundial
Architectonica nobilis
283 observations
Atlantic Bay Scallop
Argopecten irradians
277 observations
Texas lilliput
Toxolasma texasiense
274 observations
Fragile Papershell
Potamilus fragilis
260 observations
Acute Bladder Snail
Physella acuta
244 observations
Red-rimmed Melania
Melanoides tuberculata
242 observations
Pondhorn
Uniomerus tetralasmus
226 observations
Marsh Ramshorn
Planorbella trivolvis
220 observations
Pimpleback
Pustulosa pustulosa
208 observations
Frequently Asked Questions
- The 10 most common molluscs in Texas are:
- Globular Drop Snail (Helicina orbiculata)
- Decollate Snail (Rumina decollata)
- 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)
- Giant Floater (Pyganodon grandis)
- Texas Lightning Whelk (Sinistrofulgur pulleyi)
- The most observed mollusc in Texas is Globular Drop Snail (Helicina orbiculata), with 6,836 recorded observations.