First appearance datum

#	Item
1	let_57_m1_oc.qxp:10 AM Add to Reading List Source URL: www.natur-vejleder.dk Language: English Paleontology Datum First appearance datum Geology Physical geography Geography Geodesy Cartography Surveying
2	First appearance datum of Hemidiscus karsteni! in late Pleistocene of the subantarctic region Add to Reading List Source URL: s3.amazonaws.com Language: English - Date: 2011-05-06 05:34:16 Oxygen Chemical elements Nonmetals Archaeological sub-disciplines Glaciology Pleistocene Marine isotope stage Antarctica Diatom Chemistry Physical geography Matter
3	The Lawsonian Stage the Eoconodontus notchpeakensis (Miller, 1969) FAD and HERB carbon isotope excursion define Add to Reading List Source URL: www.geology.cz Language: English - Date: 2011-09-27 16:14:10 Paleontology L. americanus Paibi Cambrian Ordovician First appearance datum Biostratigraphy Stratigraphy Geology Historical geology