Portal:Paleontology/On this day/February 9

February 9:

 * 1898 - Anatol Heintz was born in Petrograd.
 * 1907 - Miklós Kretzoi was born in Budapest, Austro-Hungarian Empire.
 * 1927 - Charles Doolittle Walcott died in Washington, D.C., USA at age 76.

Dinosaur Census Reveals Abundant Tyrannosaurus and Rare Ontogenetic Stages in the Upper Cretaceous Hell Creek Formation (Maastrichtian), Montana, USA

John R. Horner, Mark B. Goodwin, Nathan Myhrvold

published 09 Feb 2011