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Systematics aneh Paleoecology of
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Systematics and Paleoecology of Prognathodon- A Mosasaur from the Bearpaw Sea of Alberta
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- 1 Intro
- 2 Systematics aneh Paleoecology of
- 3 Mosasaurs (ca. 98-65 Ma)
- 4 Prognathodon: Locality & Horizon
- 5 New Specimen 1: TMP 2007.34.01
- 6 New Specimen 2: TMP 2002.400.01
- 7 Specimen 1: Skull (85 cm L.)
- 8 Dental Wear
- 9 Crunch, crunch, crunch....
- 10 At the same time...
- 11 Crenulated carinae (cutting edges) conducive to slicing meat.
- 12 Ammonites = 'shelled squids' of the Cretaceous seas
- 13 Ammonite lower jaw?
- 14 Chemical composition (EDS) analysis
- 15 Long suspected...
- 16 New guild assignment to P. overtoni
- 17 Postcrania and diversification of mosasaurine mosasaurs
- 18 Forelimb
- 19 Hind limb
- 20 Evolutionary Implications
- 21 Eremiasaurus heterodontus from ca. 68 Ma, Morocco
- 22 Comparison of hind paddle between Prognathodon and Eremiasaurus
- 23 Campanian to Maastrichtian = decline in non-mosasaurine diversity
