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Ventridens demissus (A. Binney, 1843) Perforate Dome Sinistral |
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Sinistral specimen on the right. Found in debris accumulations in a
concrete drain running along the east and south side of the Old Laundry
building. Sisters of Charity of Nazareth, Nazarth, Nelson Co.,
Kentucky, 9/5/2021 (7.9 mm.). Lori Schroeder! This is the second
known sinistral specimen of this species. Pilsbry (1946: 460) wrote : "A sinistral example was taken by Henry Van der Schalie near Duncanville, Tuscaloosa Co., Alabama." Pilsbry, H.A., 1946. Land Mollusca of North America (north of Mexico) vol. 2 part 1. Academy of Natural Sciences, Philadelphia. vii + pp 1-520. Dec. 6. <https://babel.hathitrust.org/cgi/pt?id=uc1.31822000620252;view=1up;seq=9> |
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