Punctum smithi J. Morrison, 1935 Lamellate Spot

Scanning Electron Micrographs (SEM)

Punctum smithi J. Morrison, 1935 Lamellate Spot

Punctum smithi J. Morrison, 1935 Lamellate Spot

Punctum smithi J. Morrison, 1935 Lamellate Spot

Punctum smithi J. Morrison, 1935 Lamellate Spot

Punctum smithi J. Morrison, 1935 Lamellate Spot

    Drift, Paint Rock River system, Estill Fork, 1 mi N. Estillfork, Jackson County, Alabama (0.90 mm.). Bob Winters! 3 January, 2016. Specimen culled by H. G. Lee, and SEMs produced in collaboration with Dr. Ann Heatherington, Dept. of Geology, University of Florida, Gainesville, FL.

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