-
Quaternary Science Reviews, v. 10, p. 163–174.
Calabrian (stage) at the
GeoWhen database In 2009 the
Gelasian was
included within the Pleistocene, making...
-
Biology and Evolution. 14 (3): 248–265. doi:10.1093/oxfordjournals.molbev.a025761. ISSN 0737-4038. PMID 9066793.
GeoWhen Database - Late
Miocene v t e...
-
University of Michigan.
Retrieved 28
September 2011. "Stenian Period".
GeoWhen Database.
Archived from the
original on May 12, 2006.
Retrieved January...
-
Columbia may have
formed at the end of this period. "Orosirian Period".
GeoWhen Database.
Retrieved July 8, 2011.
James G. Ogg (2004). "Status on Divisions...
- new and γιγνομαι to arise) in
distinguishing contrast to the Eocene.) "
GeoWhen Database – What
Happened to the Tertiary?". www.stratigraphy.org. Spoor...
-
Baltic area that have not been
subject to
metamorphism "Calymmian Period".
GeoWhen Database.
Archived from the
original on May 12, 2006.
Retrieved January...
- 2020.
Retrieved 29 June 2023. See
Gradstein et al. (2004) or the
online geowhen database (link below) Cossmann, M. & Pelat, E. (1907): Le Barrémien supérieur...
- The
Rosen Publishing Group, Inc. pp. 104–105. ISBN 978-1-61530-144-7.
GeoWhen Database -
Early Miocene Archived 2010-08-23 at the
Wayback Machine v t...
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GeoWhen Database.
Retrieved May 24, 2015. "The Siderian". Dinosaurfact.net. Retrieved...
- The
First Animals The
algae that
terraformed Earth "Cryogenian Period".
GeoWhen Database.
Archived from the
original on
December 2, 2005.
Retrieved January...
