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Marker bed known as the Loriolia Bed

Detailed Description

Marker bed known as the Loriolia Bed, found 80 feet below the contact of the Glen Rose Limestone and the Kainer Formation. The photograph was taken north of Farm to Market Road (FM) 195, approximately 1,500 feet west of the intersection of FM 220 and FM 195. The Loriolia texana fossils are identified by white arrows (photograph by Allan K. Clark, U.S. Geological Survey, June 15, 2017).

U.S. Geological Survey Scientific Investigations Map 3418,


Public Domain.