Protungulatum, Confirmed Cretaceous Occurrence of an Otherwise Paleocene Eutherian (Placental?) Mammal J. David ArchibaldYue ZhangRichard L. Cifelli Original Paper 06 May 2011 Pages: 153 - 161
A New Extinct Genus of Cavioidea (Rodentia, Hystricognathi) from the Miocene of Patagonia (Argentina) and the Evolution of Cavioid Mandibular Morphology María Encarnación PérezMaría Guiomar Vucetich Original Paper 28 January 2011 Pages: 163 - 183
Ecological Adaptations of Mandibular Form in Fissiped Carnivora C. MeloroP. O’Higgins Original Paper 16 February 2011 Pages: 185 - 200
Evaluating Diversification Hypotheses in the South American Cricetid Thaptomys nigrita (Lichtenstein, 1829) (Rodentia: Sigmodontinae): An Appraisal of Geographical Variation Based on Different Character Systems Jânio Cordeiro MoreiraJoão Alves de Oliveira Original Paper 01 February 2011 Pages: 201 - 214
The Beginning of the Age of Mammals in South America, Part III Darin A. Croft Book Review 08 January 2011 Pages: 215 - 216
Island Biotas in the Evolutionary Stream R. D. E. MacPhee Book Review 01 February 2011 Pages: 217 - 218
How to Study Bats: Second Edition of a Classic Some Twenty Years Later Norberto P. Giannini Book Review 21 April 2011 Pages: 219 - 221
The Marmosets and Callimico: Phylogeny, Behavior, Anatomy and Conservation Robert W. Sussman Book Review 12 April 2011 Pages: 225 - 226