First Digital Cranial Endocasts of late Oligocene Notohippidae (Notoungulata): Implications for Endemic South American Ungulates Brain Evolution María Teresa DozoGastón Martínez Original Paper 08 May 2015 Pages: 1 - 16
Body Weight and Relative Brain Size (Encephalization) in Eocene Archaeoceti (Cetacea) Philip D. Gingerich Original Paper 14 August 2015 Pages: 17 - 31
Niche Partitioning in Oligocene Toothed Mysticetes (Mysticeti: Aetiocetidae) Cheng-Hsiu TsaiTatsuro Ando Original Paper 14 April 2015 Pages: 33 - 41
Are Hypsodonty and Occlusal Enamel Complexity Evolutionarily Correlated in Ungulates? Nicholas A. FamosoEdward Byrd DavisSamantha A. Price Original Paper 13 May 2015 Pages: 43 - 47
Functional Morphology of the Forelimb of the Nine-Banded Armadillo (Dasypus novemcinctus): Comparative Perspectives on the Myology of Dasypodidae R. A. OlsonM. D. WombleM. T. Butcher Original Paper 16 June 2015 Pages: 49 - 69
The Brachial Plexus of the Sumatran Rhino (Dicerorhinus sumatrensis) and Application of Brachial Plexus Anatomy Toward Mammal Phylogeny Timothy Charles BackusNikos SolouniasMatthew C. Mihlbachler Original Paper 21 May 2015 Pages: 71 - 79
Morphological Variation of the Forelimb and Claw in Neotropical Sigmodontine Rodents (Rodentia: Cricetidae) M. J. TulliL. V. CarrizoJ. X. Samuels Original Paper 17 June 2015 Pages: 81 - 91
Contrasting Phylogenetic and Diversity Patterns in Octodontoid Rodents and a New Definition of the Family Abrocomidae Diego H. VerziA. Itatí OlivaresAlicia Álvarez Original Paper 01 July 2015 Pages: 93 - 115
Monotremes Get a Head Start: A Detailed Neurobiology of the Platypus and Echidna. Guillermo W. RougierBart G. BorghuisJeffrey C. Petruska Book Review 23 June 2015 Pages: 117 - 118
Beautiful and Deadly: A Fossil History of the Sabertooths Julie A. Meachen Book Review 26 June 2015 Pages: 119 - 120