J.P. Downs
Academy of Natural Sciences, Philadelphia, PA
Activity
2007
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STRATIGRAPHIC CONTEXT OF TIKTAALIK ROSEAE (LATE DEVONIAN): PALEOENVIRONMENT OF THE FISH-TETRAPOD TRANSITION
153 Paleontology VI: Stratigraphic and Systematic PaleontologyTuesday, 30 October 20071:30 PM - 5:30 PM