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Decollate Snail
Rumina decollata
1,057 observations
Garden Snail
Cornu aspersum
627 observations
Phoenix talussnail
Sonorella allynsmithi
411 observations
Asian Clam
Corbicula fluminea
255 observations
Channeled Apple Snail
Pomacea canaliculata
244 observations
Yellow Cellar Slug
Limacus flavus
75 observations
Southern Flatcoil
Polygyra cereolus
59 observations
Red-rimmed Melania
Melanoides tuberculata
59 observations
Quagga Mussel
Dreissena bugensis
38 observations
Quitobaquito Springsnail
Tryonia quitobaquitae
30 observations
Chiricahua Talussnail
Sonorella virilis
30 observations
Eastern Desertsnail
Eremarionta rowelli
26 observations
Island Apple Snail
Pomacea maculata
26 observations
Huachuca Mountainsnail
Oreohelix concentrata
23 observations
Huachuca Woodland Snail
Ashmunella levettei
21 observations
Diablo Mountainsnail
Oreohelix houghi
19 observations
Superstition Mountains Talussnail
Sonorella superstitionis
17 observations
Leopard Slug
Limax maximus
16 observations
Virgin Springsnail
Pyrgulopsis deserta
15 observations
Pinaleno Talussnail
Sonorella grahamensis
14 observations
Giant Floater
Pyganodon grandis
14 observations
Marsh Ramshorn
Planorbella trivolvis
14 observations
Purple-Nacre Clam
Corbicula largillierti
12 observations
Milky Slug
Deroceras reticulatum
10 observations
Pungent Talussnail
Sonorella odorata
10 observations
Grand Wash Springsnail
Pyrgulopsis bacchus
9 observations
Chinese Mystery Snail
Margarya chinensis
9 observations
New Zealand Mudsnail
Potamopyrgus antipodarum
8 observations
Ramsey Canyon Talussnail
Sonorella granulatissima
8 observations
Kingman Springsnail
Pyrgulopsis conica
7 observations
Pinaleno Mountainsnail
Oreohelix grahamensis
7 observations
Quick Gloss Snail
Zonitoides arboreus
7 observations
Threeband Slugs
Ambigolimax
7 observations
Seminole Ramshorn
Planorbella duryi
6 observations
Acute Bladder Snail
Physella acuta
6 observations
San Xavier Talussnail
Sonorella eremita
5 observations
Cave Creek Woodlandsnail
Ashmunella chiricahuana
5 observations
Arizona Mantleslug
Pallifera pilsbryi
5 observations
Madera Talussnail
Sonorella clappi
5 observations
Western Dusky Slug
Arion subfuscus
4 observations
Page Springsnail
Pyrgulopsis morrisoni
4 observations
Three Forks Springsnail
Pyrgulopsis trivialis
4 observations
Forest Disc
Discus whitneyi
4 observations
Niobrara Ambersnail
Oxyloma haydeni
4 observations
Richinbar Talussnail
Sonorella ashmuni
4 observations
Verde Rim Springsnail
Pyrgulopsis glandulosa
3 observations
Clark Peak Talussnail
Sonorella christenseni
3 observations
Desert Tryonia
Tryonia porrecta
3 observations
Santa Rita Rabdotus
Naesiotus christenseni
3 observations
Chiricahua Woodlandsnail
Ashmunella proxima
3 observations
Frequently Asked Questions
- The 10 most common molluscs in Arizona are:
- Decollate Snail (Rumina decollata)
- Garden Snail (Cornu aspersum)
- Phoenix talussnail (Sonorella allynsmithi)
- Asian Clam (Corbicula fluminea)
- Channeled Apple Snail (Pomacea canaliculata)
- Yellow Cellar Slug (Limacus flavus)
- Southern Flatcoil (Polygyra cereolus)
- Red-rimmed Melania (Melanoides tuberculata)
- Quagga Mussel (Dreissena bugensis)
- Quitobaquito Springsnail (Tryonia quitobaquitae)
- The most observed mollusc in Arizona is Decollate Snail (Rumina decollata), with 1,057 recorded observations.