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24![Divisions of Geologic Time— Major Chronostratigraphic and Geochronologic Units Introduction.—Effective communication in the geosciences requires consistent uses of stratigraphic nomenclature, especially divisions of Divisions of Geologic Time— Major Chronostratigraphic and Geochronologic Units Introduction.—Effective communication in the geosciences requires consistent uses of stratigraphic nomenclature, especially divisions of](https://www.pdfsearch.io/img/ad2516f93fa2cd843da7562776bfb2d5.jpg) | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2010-07-19 16:19:00
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27![Microsoft Word - GeoTimeChap8_partI_vers2 Microsoft Word - GeoTimeChap8_partI_vers2](https://www.pdfsearch.io/img/d4b5a73855c7294ea65fbc65f6477368.jpg) | Add to Reading ListSource URL: www.geology.sdsu.eduLanguage: English - Date: 2008-08-30 15:34:44
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28![Divisions of Geologic Time— Major Chronostratigraphic and Geochronologic Units Introduction.—Effective communication in the geosciences requires consistent uses of stratigraphic nomenclature, especially divisions of Divisions of Geologic Time— Major Chronostratigraphic and Geochronologic Units Introduction.—Effective communication in the geosciences requires consistent uses of stratigraphic nomenclature, especially divisions of](https://www.pdfsearch.io/img/81050e75d34ea94a56e40208e45080d9.jpg) | Add to Reading ListSource URL: www.anr.state.vt.usLanguage: English - Date: 2007-10-22 08:57:52
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29![ICS-GeologicalTimescale2013-01 ICS-GeologicalTimescale2013-01](https://www.pdfsearch.io/img/730e59b5e92229345baf1e579966ba4a.jpg) | Add to Reading ListSource URL: www.episodes.co.inLanguage: English - Date: 2013-09-27 03:48:50
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