Rocksnail Growth Patterns

This series of photos shows the growth patterns of the painted rocksnail (Leptoxis coosaensis), in the top row and the related spotted rocksnail (Leptoxis picta) in the bottom row. They range from adults (A-C, G-I) at the left to juveniles (D-F, J-L) on the right.

Courtesy of Paul Johnson, Alabama Department of Conservation and Natural Resources