Evolution of Transmissible Spongiform Encephalopathies and the Prion Protein Gene (PRNP) in Mammals Brittaney L. BuchananRobert M. Zink Original Paper 13 July 2021 Pages: 573 - 582
Amazonia as the Origin and Diversification Area of Didelphidae (Mammalia: Metatheria), and a Review of the Fossil Record of the Clade Mariela C. CastroMurilo J. DahurGabriel S. Ferreira Original Paper Open access 23 June 2021 Pages: 583 - 598
Hind Limb Bone Proportions Reveal Unexpected Morphofunctional Diversification in Xenarthrans Sarah K. MarshallKyle B. SpainhowerMichael T. Butcher Original Paper 27 February 2021 Pages: 599 - 619
The Early Eocene Climatic Optimum at the Lower Section of the Lumbrera Formation (Ypresian, Salta Province, Northwestern Argentina): Origin and Early Diversification of the Cingulata Juan Carlos FernicolaAna N. ZimiczMercedes Fernández Original Paper 10 May 2021 Pages: 621 - 633
The Dorsal Integument of the Southern Long-Nosed Armadillo Dasypus hybridus (Cingulata, Xenarthra), and a Possible Neural Crest Origin of the Osteoderms. Discussing Evolutive Consequences for Amniota Cecilia Mariana KrmpoticFabián NishidaAlfredo Armando Carlini Original Paper 15 February 2021 Pages: 635 - 645
The Record of Prodeinotherium in the Iberian Peninsula: New Data from the Vallès-Penedès Basin Natalia GasamansÀngel H. LujánDavid M. Alba Original Paper 13 April 2021 Pages: 647 - 660
Endocranial Morphology of a Middle Miocene South American Dugongid and the Neurosensorial Evolution of Sirenians Leonardo KerberHeloísa Moraes–Santos Original Paper 03 June 2021 Pages: 661 - 678
Endocranial Cast Anatomy of the Extinct Hipposiderid Bats Palaeophyllophora and Hipposideros (Pseudorhinolophus) (Mammalia: Chiroptera) Jacob MaugoustMaeva J. Orliac Original Paper 08 January 2021 Pages: 679 - 706
Coexistence of Indarctos and Amphimachairodus (Carnivora) in the Late Early Hemphillian of Florida, North America Qigao JiangzuoRichard C. Hulbert Jr. Original Paper 25 May 2021 Pages: 707 - 728
Quantitative Analyses of Feliform Humeri Reveal the Existence of a Very Large Cat in North America During the Miocene John D. OrcuttJonathan J.M. Calede Original Paper 03 May 2021 Pages: 729 - 751
Morphometric Analysis of the Mandible of Primitive Sabertoothed Felids from the late Miocene of Spain Narimane ChatarValentin FischerManuel J. Salesa Original Paper 05 May 2021 Pages: 753 - 771
High Allelic Diversity of Dog Leukocyte Antigen Class II in East Asian Dogs: Identification of New Alleles and Haplotypes Mingue KangByeongyong AhnChankyu Park Original Paper 13 July 2021 Pages: 773 - 784
Climbing Adaptations of an Enigmatic Early Arctoid Carnivoran: the Functional Anatomy of the Forelimb of Amphicynodon leptorhynchus From the Lower Oligocene of the Quercy Phosphorites (France) Axelle GardinManuel J. SalesaLouis de Bonis Original Paper 11 May 2021 Pages: 785 - 811
Myological and Osteological Correlates of Hindfoot Reversal in the Kinkajou (Potos flavus) Shelby Fields MarshKevin ManfrediHeather F. Smith Original Paper 03 January 2021 Pages: 813 - 830
The Endocranial Cast of Indohyus (Artiodactyla, Raoellidae): The Origin of the Cetacean Brain Maeva J. OrliacJ. G. M. Thewissen Original Paper 23 April 2021 Pages: 831 - 843
Correction to: The Endocranial Cast of Indohyus (Artiodactyla, Raoellidae): The Origin of the Cetacean Brain Maeva J. OrliacJ. G. M. Thewissen Publisher Correction 26 May 2021 Pages: 845 - 845
Paleoecological Inferences from Long Bone Microanatomical Specializations in Hippopotamoidea (Mammalia, Artiodactyla) Alexandra HoussayeFlorian MartinFabrice Lihoreau Original Paper 13 March 2021 Pages: 847 - 870
Ontogenetic and Intraspecific Variation in the Skull Morphology of the Late Miocene Bovid Hezhengia bohlini Qin-Qin ShiSu-Kuan HouTao Deng Original Paper 03 July 2021 Pages: 871 - 884
Evolutionary Trends of Protypotherium (Interatheriidae, Notoungulata) Lineage throughout the Miocene of South America Alejo C. ScaranoBárbara VeraMarcelo Reguero Original Paper 07 January 2021 Pages: 885 - 895
Ulna Curvature in Arboreal and Terrestrial Primates Nick MilneMichael C. Granatosky Original Paper 19 August 2021 Pages: 897 - 909
The Evolutionary Ecology of Primate Hair Coloration: A Phylogenetic Approach Rachel B. BellBrenda J. BradleyJason M. Kamilar Original Paper 05 May 2021 Pages: 911 - 927
Greater Bandicoot Rats (Bandicota indica) are Not Native to Sundaland Based on Deoxyribonucleic Acid (DNA) Analyses Mohamad Azam Firdaus SaaraniJennifer A. LeonardHasmahzaiti Omar Original Paper 11 January 2021 Pages: 929 - 938
Systematics and the Unexpected High Mitochondrial Genetic Divergence of Nelsonia goldmani (Rodentia: Cricetidae) from Mexican Highlands M. Ángel León-TapiaFernando A. Cervantes Original Paper 03 January 2021 Pages: 939 - 951
Mating System, Breeding Success, and Pup Mortality of a Habitat Specialist Rodent: A Field and Molecular-based Approach Alejandro Centeno-CuadrosJacinto RománJosé A. Godoy Original Paper 05 April 2021 Pages: 953 - 964
Compromised Function of the Pancreatic Transcription Factor PDX1 in a Lineage of Desert Rodents Yichen DaiSonia TriguerosPeter W. H. Holland Original Paper Open access 16 April 2021 Pages: 965 - 977
Evolution Towards Fossoriality and Morphological Convergence in the Skull of Spalacidae and Bathyergidae (Rodentia) Morgane FournierLionel HautierHelder Gomes Rodrigues Original Paper 10 May 2021 Pages: 979 - 993
The Oldest Species of Dolichotis (Rodentia, Hystricognathi) from the Pliocene of Argentina: Redescription and Taxonomic Status of “Orthomyctera” chapalmalense María Carolina Madozzo-JaénMaría Encarnación PérezCecilia Marcela Deschamps Original Paper 19 August 2021 Pages: 995 - 1013
Everything You Always Wanted to Know About Opossums: Updating Knowledge for Ancient and Successful Mammals David A. Flores Book Review 19 April 2021 Pages: 1015 - 1016
Remember to Chew your Food: New Paradigms for the Evolution of Mastication P. David Polly Book Review 11 August 2021 Pages: 1017 - 1019