Images Of Fossils From Death Valley National Park In The Public Domain

Fossil Image From United States Geological Survey Professional Paper 494-A Stratigraphy and Structure Death Valley, California by Charles B. Hunt and Don R. Mabey, 1966

"Cabbage" stromatoporoids (a variety of sponge) in cross-section, revealing their distinctive concentrically laminated structure,  from the middle of the Upper Devonian Lost Burro Formation, Panamint Range, Death Valley National Park. Figure 30.

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