Ventridens demissus (A. Binney, 1843) Perforate Dome Sinistral

    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. <;view=1up;seq=9>