The Osteology and Systematics of the Enigmatic Australian Oligo-Miocene Metatherian Yalkaparidon (Yalkaparidontidae; Yalkaparidontia; ?Australidelphia; Marsupialia) Robin M. D. BeckKenny J. TravouillonMichael Archer Original Paper 24 September 2013 Pages: 127 - 172
Petrosal and Bony Labyrinth Morphology Supports Paraphyly of Elephantulus Within Macroscelididae (Mammalia, Afrotheria) Julien BenoitNick CrumptonRodolphe Tabuce Original Paper 19 July 2013 Pages: 173 - 193
Ecomorphology of Mammalian Fossil Lineages: Identifying Morphotypes in a Case Study of Endemic South American Ungulates Norberto Pedro GianniniDaniel Alfredo García-López Original Paper 14 July 2013 Pages: 195 - 212
Biogeographic and Evolutionary Implications of an Extinct Late Pleistocene Impala from the Lake Victoria Basin, Kenya J. Tyler FaithChristian A. TryonNick Blegen Original Paper 11 September 2013 Pages: 213 - 222
Skeletal Morphology of Palaeocastor peninsulatus (Rodentia, Castoridae) from the Fort Logan Formation of Montana (early Arikareean): Ontogenetic and Paleoecological Interpretations Jonathan Jean-Michel Calede Original Paper 01 May 2013 Pages: 223 - 241
Patterns of Evolutionary Divergence and Convergence in the Bushy-Tailed Woodrat (Neotoma cinerea) Across Western North America Angela D. HornsbyMarjorie D. Matocq Original Paper 21 May 2013 Pages: 243 - 256
Cranial Suture Closure Patterns in Sciuridae: Heterochrony and Modularity Laura A. B. Wilson Original Paper 11 October 2013 Pages: 257 - 268
Flying Squirrels and Their Ilk: Art and Science for the Coffee Table Sharon M. Swartz Book Review 09 August 2013 Pages: 269 - 270