Reference Tables for Physical Setting/EARTH ... - Mrsciguy.com

OF NEW YORK STATETime Distribution of Fossils(including important fossils of New York)The center of each lettered circle indicates the approximate time ofexistence of a specific index fossil (e.g. Fossil A lived at the endof the Early Cambrian).O SImportant GeologicEvents in New YorkAdvance and retreat of last continental iceInferred Positions ofEarth’s LandmassesNAUTILOIDSDINOSAURSMAMMALSBIRDSSands and clays underlying Long Island andStaten Island deposited on margin of AtlanticOceanDome-like uplift of Adirondack region begins59 million years agoTRILOBITESCFEAMMONOIDSGCRINOIDSIHLGRAPTOLITESEURYPTERIDSNMVASCULAR PLANTSQPPLACODERM FISHRCORALSVUGASTROPODSXBRACHIOPODSZYInitial opening of Atlantic OceanNorth America and Africa separateIntrusion of Palisades sillPangaea begins to break upAlleghenian orogeny caused bycollision of North America andAfrica along transform margin,forming PangaeaCatskill delta formsErosion of Acadian MountainsAcadian orogeny caused by collision ofNorth America and Avalon and closingof remaining part of Iapetus OceanSalt and gypsum deposited in evaporite basins119 million years ago232 million years ago359 million years agoBDKJTWErosion of Taconic Mountains; Queenston deltaformsTaconian orogeny caused by closingof western part of Iapetus Ocean andcollision between North America andvolcanic island arcAWidespread deposition over most of New Yorkalong edge of Iapetus Ocean458 million years agoRifting and initial opening of Iapetus OceanErosion of Grenville MountainsGrenville orogeny: metamorphism ofbedrock now exposed in the Adirondacksand Hudson HighlandsOPQ R S T U V W X Y ZMastodontBeluga WhaleCooksonia Naples TreeBothriolepisAneurophytonCondor Cystiphyllum Maclurites EospiriferLichenaria Pleurodictyum Platyceras MucrospiriferESC/BW/TN (2009)Physical Setting/Earth Science Reference Tables — 2010 Edition 9