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OBSERVATIONS ON FOSSIL PLANTS FROM THE DEVONIAN
SOME PALEOZOIC PLANTS FROM CENTRAL COLORADO
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A Possible Explanation of Fenestration in the Primitive Reptilian ...
Title: A Possible Explanation of Fenestration in the Primitive Reptilian Skull, with Notes on Temporal Region of the Genus Dimetrodon. Author(s): Case, ec ...
deepblue.lib.umich.edu/ handle/ 2027.42/ 48167