Why we have lakes The geological history of the Finger Lakes Region by historyman

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									Why we have lakes: The geological history of the Finger Lakes Region
Ursula Smith Paleontological Research Institute And Cornell University

From RSGNY

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The Catskill Delta

Devonian Brachiopods

Odontochile formosa Phacops rana

Devonian Trilobites
Dipleura dekayi

Greenops Terataspis

Devonian Rugose Corals

www.fallsoftheohio.org/virtualtour/images/FALLS4.JPG www.palaeos.com/Paleozoic/Devonian/ Images/dev16b.jpg

www.emc.maricopa.edu/faculty/farabee/BIOBK/dev15b.gif

Coelophysis

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What effect does having a large mass of ice moving across the country have?

W-E cross section

Cayuga Lake, ca. 15,000 years ago (by W.C. Dilger, 1952)

Mastodon molar

Mammoth molar

The Hyde Park Mastodon in the Museum of the Earth

What is a species?

Recent Polystira Diversity

1 cm

Pictures – T. Rawlings

Landmarks Relative warps

Outline and landmarks Extended Eigenshape analysis

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Landmarks and outlines on penultimate whorl…

coltrorum

albida

cf coltrorum


								
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