Lower Aptian

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• Aptian — stage is a faunal stage of the Early Cretaceous epoch in the geologic timescale, that extends from 125.0 ± 1.0 Ma to 112.0 ± 1.0 Ma (million years ago), approximately. The Aptian stage succeeds the Barremian stage and precedes the Albian stage,… …   Wikipedia

• Aptian Stage — ▪ geology       fifth of six main divisions (in ascending order) in the Lower Cretaceous Series, representing rocks deposited worldwide during the Aptian Age, which occurred 125 to 112 million years ago during the Cretaceous Period. Rocks of the… …   Universalium

• aptian — ˈaptēən, psh(ē)ən adjective Usage: usually capitalized Etymology: French aptien, from Apt, commune near Avignon, France + French ien ian : of or relating to a subdivision of the European Lower Cretaceous see geologic time table …   Useful english dictionary

• Cretaceous Period — Interval of geologic time from с 144 to 65 million years ago. During the Cretaceous the climate was warmer than today. In the seas, marine invertebrates flourished, and bony fishes evolved. On land, flowering plants arose, and insects, bees in… …   Universalium

• Shastoceras — Taxobox name = Shastoceras image caption = Annuloceras and Shastoceras behemothi fossil range = Lower Aptian of the Cretaceous regnum = Animalia phylum = Mollusca classis = Cephalopoda subclassis = Ammonoidea familia = Heteroceratidae genus =… …   Wikipedia

• Martin I. Simpson — is a British palaeontologist, not to be confused with Martin Simpson (1800–1892), a geologist best known for his work in the Whitby area. He lives on the Isle of Wight and runs Island Gems at Isle of Wight pearl. Though perhaps best known for his …   Wikipedia

• Tupi oil field — The Tupi oil field is a large oil field off the coast of Brazil located in the Santos Basin. The field was discovered in a geological formation known as the Pre salt layer and is a new petroleum play which is thought to contain significant… …   Wikipedia

• Jupiter field — Infobox Oil field name = Jupiter country = Brazil region = Latin America coordinates = locblock = offonshore = Offshore operators = Petrobras partners = caption = caption to image discovery = 2008 startofproduction = expectedabandonment =… …   Wikipedia

• Macroscaphites — Macroscaphites …   Wikipédia en Français

• Species of Psittacosaurus — Seventeen species have been assigned to the extinct ceratopsian dinosaur genus Psittacosaurus , although only nine to eleven are considered valid.Xu Xing Zhao Xijin. (1999). Psittacosaur fossils and their stratigraphical implications. In: Wang Y …   Wikipedia

• Acrocanthosaurus — Taxobox| name = Acrocanthosaurus fossil range = Early Cretaceous image caption = Acrocanthosaurus skull, North Carolina Museum of Natural Sciences. regnum = Animalia phylum = Chordata classis = Sauropsida superordo = Dinosauria ordo = Saurischia… …   Wikipedia