GEOL 1003 Lecture Notes - Cantius, Paleocene, Land Bridge
Document Summary
Biota- mollusks, fish, flowers, mammals (small; horses, insectivores , marsupials, monotremes), sand dollars, burrowing bivalves, birds (large predator birds). Biota- same from paleocene plus elephants, whales, ungulates, opossum primates (cantius: primate we evolved from). Climate- global warming caused by release of frozen methane. Great migration occurs bringing primates to north america. Major events- antarctica rifts from austrailia and s. america, n. america and eurasia separate further, laramide orogeny and associate events in n. america, rio grand rift in sw n. america, Mississippi embayment, meteorite impact in dc (chesapeake bay).