Common Name Family Genus Species # Species
Land Snail Arionidae Arion subfuscus 1
" Cochlicopidae Cochlicopa lubrica 1
" Endodontidae Discus catskillensis 1
" Limacidae Derocerus laeve 1
" Limacidae Derocerus reticulatum 1
" Philomycidae Pallifera dorsalis 1
" Philomycidae Philomycus carolinianus 1
" Polygyridae Mesodon thyroidus 1
" Polygyridae Neohelix albolabris 1
" Zonitidae Euconulus sp. (prob. fulvus) 1
" Zonitidae Glyphyalinia sp. (prob. burringtoni) 1
" Zonitidae Nesovitra sp. 1
" Zonitidae Zonitoides arboreus 1
13
Common Name Family Genus Species #Species
Aquatic&Semi-aquatic Snails Lynmaeidae Stagnicola sp. (emarginata complex) 1
" Lynmaeidae Fossoria sp.1 (obrussa like) 1
" Lynmaeidae Fossoria sp. 2 (dalli like) 1
" Succinidae Succinia ovalis 1
" Succinidae Succinidae  sp.2 ( Oxyloma like) 1
" Physidae Physa sp. 1 1
" Ancylidae Ferrissia parallela 1
" Planorbidae Planorbella trivolvus 1
" Planorbidae Helisoma ancepts 1
" Planorbidae Gyraulus parvus 1
" Planorbidae Gyrulus circumstriatus ( distinct from parvus) 1
11
Common Name Family Genus Species #Species
Clams Spaeriidae Spaerium simile 1
" Spaeriidae Musculium securis 1
" Spaeriidae Pisidium sp. 2
" Unionidae Anadonta grandis 1
5