- 1809 - Pierre-Joseph van Beneden was born in Mechelen, Belgium.
- 1835 - The HMS Beagle, carrying Charles Darwin on its second voyage, arrived at New Zealand.
- 1861 - Nicolai Ivanovich Andrusov was born in Odessa, Russia (now in Ukraine).
- 1911 - Josef Ladislav Píč killed himself in Prague.
- 1944 - Richard Leakey was born in Nairobi, Kenya.
The First Freshwater Mosasauroid (Upper Cretaceous, Hungary) and a New Clade of Basal Mosasauroids
László Makádi, Michael W. Caldwell, Attila Ősi
published 19 Dec 2012
Body Size Distribution of the Dinosaurs
Eoin J. O’Gorman, David W. E. Hone
published 19 Dec 2012
The Endocranial Anatomy of Therizinosauria and Its Implications for Sensory and Cognitive Function
Stephan Lautenschlager, Emily J. Rayfield, Perle Altangerel, Lindsay E. Zanno, Lawrence M. Witmer
published 19 Dec 2012