cenozoic era
61arctic — arctically, adv. /ahrk tik/ or, esp. for 7, /ahr tik/, adj. 1. (often cap.) of, pertaining to, or located at or near the North Pole: the arctic region. 2. coming from the North Pole or the arctic region: an arctic wind. 3. characteristic of the… …
62geochronology — geochronologic /jee oh kron l oj ik/, geochronological, adj. geochronologist, n. /jee oh kreuh nol euh jee/, n. the chronology of the earth, as based on both absolute and relative methods of age determination. [1890 95; GEO + CHRONOLOGY] * * *… …
63Eocene — System Series Stage Age (Ma) Neogene Miocene Aquitanian younger Paleogene Oligocene …
64Paleocene — The Paleocene or Palaeocene, early dawn of the recent is a geologic epoch that lasted from 65.5 ± 0.3 Ma to 55.8 ± 0.2 Ma (million years ago). It is the first epoch of the Palaeogene Period in the modern Cenozoic era. As with most other older… …
65Permian — For the language family, see Permic languages. For the high school, see Permian High School. For the geological basins, see Permian Basin. Permian Period 299–251 million years ago …
66Crow's Nest, Stafford County, Virginia — Crow s Nest is a large wilderness area located on the southern border of Stafford County, Virginia, on Potomac Creek. The greater portion of the Crow’s Nest Peninsula is approximately 3,800 acres (15 km2) and lies within the coastal plain of …
67Carboniferous — For the album by Zu see Carboniferous (album). Carboniferous Period 359.2–299 million years ago …
68Devonian — For the Celtic language, see Southwestern Brythonic language; for the residents of the English county, see Devon. Devonian Period 416–359.2 million years ago …
69Ammonite — For other uses, see Ammonite (disambiguation). Ammonites Temporal range: 400–65.5 Ma …
70Geology of England — The Geology of England is mainly sedimentary. The youngest rocks are in the south east around London, progressing in age in a north westerly direction. [ [http://www.soton.ac.uk/ imw/Geology Britain.htm Southampton University] retrieved 21/1/07]… …
