No lobsters or crabs here, just freshwater and land species. Among the freshwater Mollusks, no mussels or clams have been noted and only one aquatic snail has been listed. The land snails and slugs are the larger component of Mollusks in the Park. More work could be done on the aquatic snails and on the smaller land snails (< 4 mm) that are under-represented in this list.
Understanding and Using the List
The common name is followed by the scientific name in parentheses. In some cases, there is no common name.
Most of the links given are to the iNat post for that species. Click on it to read more about the observation, see images, and learn more about the species. For some Mollusks, the link goes to indianasnails.com.
iNaturalist observations here include any classified as “research grade”. Those classified as “needs id” (not confirmed by others) were also used, but reviewed and when the identification was in question, were not used. As well, any identifications solely to family or genus level alone were omitted if there were other exact identifications for species within the group.
Mollusk data include iNat, but also an earlier 2022 review of museum collections and permitted collections from 2021-2023.
Errors in tabulation, grouping, or links may have occurred - these are a mess of data - the error is mine.
Note: Species sourced from museum [mus], recent collections [recent] or iNat research grade [iNat]. Links are to iNat for [iNat] species or www.indianasnails.com for [mus] and [recent] species.
common name (scientific name)
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Amber Glass Snail (Nesovitrea electrina) [mus] - https://www.indianasnails.com/nesovitrea
Amber Snails (Family Succeneidae) [recent, iNat] - https://www.inaturalist.org/observations/53068348
Armed Snaggletooth Snail (Gastrocopta armifera) [mus] - https://www.indianasnails.com/gastrocopta-b1
Banded Tigersnail (Anguispira kochi) [mus, recent] - https://www.indianasnails.com/allogona
Bladetooth Wedge (Xolotrema fosteri) [recent, iNat] - https://www.inaturalist.org/observations/282715223
Bottleneck Snaggletooth Snail (Gastrocopta contracta) [mus] - https://www.indianasnails.com/gastrocopta-b2
Broad-banded Forestsnail (Allogona profunda) [mus. recent, iNat] - https://www.inaturalist.org/observations/65298219
Bronze Pinecone Snail (Strobilops aeneus) [mus] - https://www.indianasnails.com/strobilops
Brown Hive Snail (Euconulus fulvus) [mus] - https://www.indianasnails.com/euconulus
Carved Glyph Snail (Glyphyalinia indentata) [mus] - https://www.indianasnails.com/glyphyalinia
Comb Snaggletooth Snail (Gastrocopta pentodon) [mus] - https://www.indianasnails.com/gastrocopta-b2
Common Button Snail (Mesomphix vulgatus) [mus, recent] - https://www.indianasnails.com/mesomphix
Copper Button Snail (Mesomphix cupreus) [mus] - https://www.indianasnails.com/mesomphix
Dentate Supercoil Snail (Paravitrea multidentata) [mus] - https://www.indianasnails.com/paravitrea
Dimple Supercoil (Paravitrea capsella) [mus] - https://www.indianasnails.com/paravitrea
Domed Disc Snail (Discus patulus) [mus, recent] - https://www.indianasnails.com/discus
Eastern Whitelip Snail (Neohelix albolabris) [mus. recent, iNat] - https://www.inaturalist.org/observations/73998949
Flamed Tigersnail (Anguispira alternata) [mus] - https://www.indianasnails.com/anguispira
Flat Bladetooth Snail (Patera appressa) [mus] - https://www.indianasnails.com/patera
Glass Spot Snail (Punctum vitreum) [mus] - https://www.indianasnails.com/punctum
Globose Dome Snail (Ventridens ligera ) [mus. recent, iNat] - https://www.inaturalist.org/observations/207961066
Gray-foot Lancetooth Snail (Haplotrema concavum) [mus. recent, iNat] - https://www.inaturalist.org/observations/57659556
Ice Thorn Snail (Carychium exile) [mus] - https://www.indianasnails.com/carychium
Inland Slitmouth Snail (Stenotrema stenotrema) [mus, iNat] - https://www.inaturalist.org/observations/62729774
Iroquois Vallonia Snail (Vallonia excentrica) [mus] - https://www.indianasnails.com/vallonia
Northern Threetooth Snail (Triodopsis tridentata) [mus. recent, iNat] - https://www.inaturalist.org/observations/111312859
Ovate Vertigo Snail (Vertigo ovata) [mus] - https://www.indianasnails.com/vallonia
Proud Globe Snail (Mesodon elevatus) [mus. recent, iNat] - https://www.inaturalist.org/observations/71327166
Proud Globelet Snail (Patera pennsylvanica) [mus. recent, iNat] - https://www.inaturalist.org/observations/164673900
Quick Gloss Snail (Zonitoides arboreus) [mus] - https://www.indianasnails.com/zonitoides
Rivercliff Threetooth Snail (Triodopsis discoidea) [mus, iNat] - https://www.inaturalist.org/observations/164653836
Shagreen Snail (Inflectarius inflectus) [mus. recent, iNat] - https://www.inaturalist.org/observations/254331993
Smooth Bladetooth Snail (Patera laevior) [mus] - https://www.indianasnails.com/patera
Smooth-lip Shagreen Snail (Inflectarius edentatus) [mus] - https://www.indianasnails.com/inflectarius
Toothed Globe Snail (Mesodon zaletus) [mus. recent, iNat] - https://www.inaturalist.org/observations/260421422
Upland Pillsnail (Euchemotrema fraternum) [mus] - https://www.indianasnails.com/euchemotrema
Velvet Wedge Snail (Xolotrema denotatum) [mus, recent, iNat] - https://www.inaturalist.org/observations/73999043
Western Whitelip Snail (Neohelix alleni) [mus] - https://www.indianasnails.com/neohelix
White-lip Dagger Snail (Pupoides albilabris) [mus] - https://www.indianasnails.com/pupillidae
White-lip Globe Snail (Mesodon thyroidus) [mus, recent, iNat] - https://www.inaturalist.org/observations/279824046
Wild Hive Snail (Euconulus chersinus) [mus] - https://www.indianasnails.com/euconulus
Marsh Ramshorn (Planorbella trivolvis) [recent, iNat] - https://www.inaturalist.org/observations/249686590
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Needs ID
common name (scientific name)
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Bristled Slitmouth (Stenotrema barbatum) [iNat needs id] - https://www.inaturalist.org/observations/194669560
Kentucky Slitmouth (Stenotrema angellum) [iNat needs id] - https://www.inaturalist.org/observations/194669434
Perforate Dome Snail (Ventridens demissus) [iNat needs id] - https://www.inaturalist.org/observations/194536434
Pillsnails (Euchmotrema) [iNat needs id] - https://www.inaturalist.org/observations/66401767
Liver Elimia (Elimia livescens) [iNat needs id] - https://www.inaturalist.org/observations/249686388
Carolina Mantleslug (Philomycus carolinianus) [iNat needs id] - https://www.inaturalist.org/observations/91601422
Changeable Mantleslug (Megapallifera mutabilis) [iNat needs id] - https://www.inaturalist.org/observations/282350635
Western Dusky Slug (Arion subfuscus) [iNat needs id] - https://www.inaturalist.org/observations/97778029
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