'Pennsylvanian' presentation slideshows

Geologic History of the Illinois Valley

502 views • 39 slides

Early Paleozoic

Early Paleozoic. Periods of the Early Paleozoic. Cambrian: 570-505 mya Ordovician: 505-438 mya Silurian: 438-408 mya. Overview of Paleozoic. Broad Sequence of Events Gradual Marine invasion of low continents Wide epeiric (shallow) seas; moderated climate

876 views • 38 slides

Union Chapel Mine

Union Chapel Mine. Evidence of Change Through Time. Evidence of Change Found at Union Chapel Mine. Cyclothem Tetrapod Trackways Invertebrate Trackways and Traces Plants (back counter) Marine Invertebrates (back counter) Insects and Arachnids (not pictured). Cyclothem. Vertebrate Trackway.

412 views • 19 slides

Thursday, November 17 th , 2011 Bell Ringer: On a sticky note, answer the following question:

Thursday, November 17 th , 2011 Bell Ringer: On a sticky note, answer the following question: You are a geologist working at the rock outcrop below! You find a fossil of a newly discovered animal that only existed years ago. In what way(s) can you find the age of the fossil? Be Specific.

279 views • 3 slides

Paleoniches : Digitizing Fossils to Enable New Syntheses in Biogeography

145 views • 1 slides