Olenekian age

См. также в других словарях:

• Olenekian — System Series Stage Age (Ma) Jurassic Lower Hettangian younger Triassic Upper …   Wikipedia

• Evolution of mammals — Restoration of Thrinaxodon, a member of the cynodont group, which includes the ancestors of mammals Further information: Evolutionary history of life The evolution of mammals within the synapsid lineage (sometimes called mammal like reptiles )… …   Wikipedia

• Anisian — In the geologic timescale, the Anisian is the age of the Middle Triassic epoch and lasted from 245 million years ago until 237 million years ago, approximately. The Anisian age succeeds the Olenekian age of the Lower Triassic epoch and precedes… …   Wikipedia

• Synapsid — Synapsids Temporal range: Late Mississippian Early Cretaceous, 320–100 Ma …   Wikipedia

• Avemetatarsalia — Temporal range: Middle Triassic Recent, 245–0 Ma …   Wikipedia

• Evolution der Säugetiere — Thrinaxodon gehörte zur Gruppe der Cynodontier, der Vorfahren der Säugetiere Ausgangspunkt der Evolution der Säugetiere waren die Synapsiden – säugetierähnliche Reptilien. Die Entwicklung zu den echten Säugetieren war ein graduell verlaufender… …   Deutsch Wikipedia

• Collilongus — Temporal range: Early Triassic Scientific classification Kingdom: Animalia Phylum: Chordata Subphylum …   Wikipedia

• Czatkowiella — Temporal range: Early Triassic Scientific classification Kingdom: Animalia Phylum: Chordata Subphylum …   Wikipedia

• 2009 in paleontology —             List of years in paleontology       (table) … 1999 .  2000 .  2001 .  2002  . 2003  . 2004  . 2005 … 2006 2007 2008 2009 2010 2011 2012 … 2013… …   Wikipedia

• Geology of the Iberian Peninsula — The geology of the Iberian Peninsula consists of the study of the rock formations on the Iberian Peninsula, which includes Spain, Portugal, Andorra, and Gibraltar. The peninsula contains rocks from every age from Ediacaran to Recent, and almost… …   Wikipedia

• Norian — System Series Stage Age (Ma) Jurassic Lower Hettangian younger Triassic Upper …   Wikipedia