Carychium arboreum Dourson, 2012 Tree Thorn (right)


Carychium exile H. C. Lea, 1842 Ice Thorn (left and center)

Scanning Electron Micrographs (SEM)

Carychium exile H. C. Lea, 1842 Ice ThornCarychium arboreum Dourson, 2012Carychium exile H. C. Lea, 1842 Ice Thorn

    Paint Rock River system, Estill Fork, 1 mi N. Estillfork, Jackson County, Alabama (left to right: C. exile 1.54 mm., C. exile 1.44 mm. and C. arboreum 1.77 mm. in height). Bob Winters! 17 March, 2015. Specimens culled by H. G. Lee, and SEM's produced in collaboration with Dr. Ann Heatherington, Dept. of Geology, University of Florida, Gainesville, FL.

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