Taylor D.W., Jokinen E.H. (1984). A New Species of Freshwater Snail (Physa) from Seasonal Habitats in Connecticut. Freshwater Invertebrate Biology. 3(4): 189-202.
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Taylor D.W., Jokinen E.H.
1984
A New Species of Freshwater Snail (Physa) from Seasonal Habitats in Connecticut