Portal:Paleontology/On this day/May 22

May 22:

 * 1846 - Oliver Perry Hay was born.
 * 1956 - Helen F. James was born in Hot Springs, Arkansas, USA.
 * 1977 - Roman Kozłowski died.

Phylogeny of Basal Iguanodonts (Dinosauria: Ornithischia): An Update

Andrew T. McDonald

published 22 May 2012

Limb-Bone Scaling Indicates Diverse Stance and Gait in Quadrupedal Ornithischian Dinosaurs

Susannah C. R. Maidment, Deborah H. Linton, Paul Upchurch, Paul M. Barrett

published 22 May 2012