J. Hopson

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Independent Origins of Middle Ear Bones in Monotremes and Therians

Patricia Vickers-Rich, T. Flannery, P. Vickers-Rich, 2005, Science.

The functional significance of the hypocercal tail and lateral fin fold of Anaspid ostracoderms / James A. Hopson --.

J. Hopson, 1974 .

The evolution of cranial display structures in hadrosaurian dinosaurs

J. Hopson, 1975, Paleobiology.

Vertebrate paleontology: new approaches and new insights

L. Radinsky, J. Hopson, 1980, Paleobiology.

DEPOSITIONAL ENVIRONMENTS OF A MIDDLE JURASSIC TERRESTRIAL VERTEBRATE ASSEMBLAGE, HUIZACHAL CANYON, MEXICO

James M. Clark, J. Hopson, D. Fastovsky, 1995 .

Tooth function and replacement in early Mesozoic ornithischian dinosaurs: implications for aestivation

J. Hopson, 1980 .

A REDESCRIPTION OF TOXOLOPHOSAURUS CLOUDI OLSON, A LOWER CRETACEOUS HERBIVOROUS SPHENODONTID REPTILE

G. Throckmorton, J. Hopson, P. Parks, 1981 .

Cricodon metabolus (cynodontia: Gomphodontia) from the Triassic Ntawere Formation of Northeastern Zambia: Patterns of Tooth replacement and a Systematic Review of the Trirachodontidae

J. Hopson, C. Sidor, 2017, Journal of Vertebrate Paleontology.

Basicranial Evidence for Early Mammal Phylogeny

J. Wible, J. Hopson, 1993 .

Relative Brain Size and Behavior in Archosaurian Reptiles

J. Hopson, 1977 .

The Role of Foraging Mode in the Origin of Therapsids: Implications for the Origin of Mammalian Endothermy

J. Hopson, 2012 .

Reexamination of the morphological evidence for the cohort Epitheria (Mammalia, Eutheria)

T. Gaudin, J. Wible, J. Hopson, 1996, Journal of Mammalian Evolution.

Endothermy, Small Size, and the Origin of Mammalian Reproduction

J. Hopson, James A. Hopson, 1973, The American Naturalist.

Late Early Jurassic Mammaliaforms from Huizachal Canyon, Tamaulipas, México

James M. Clark, J. Hopson, M. Montellano, 2008 .

Homologies of the Prootic Canal in Mammals and Non-mammalian Cynodonts

J. Wible, J. Hopson, 1995 .

Reconstruction of the cranial vessels in the Early Cretaceous mammal Vincelestes neuquenianus: implications for the evolution of the mammalian cranial vascular system

G. Rougier, J. Wible, J. Hopson, 1992 .

Braincase structure in the oldest known skull of a therian mammal; implications for mammalian systematics and cranial evolution

G. Rougier, J. Hopson, 1993 .

The cryptic jugal of multituberculates

E. Allin, J. Hopson, Z. Kielan-Jaworowska, 1989 .

The Mammal-Like Reptiles: A Study of Transitional Fossils

J. Hopson, 1987 .

The Classification of Nontherian Mammals

J. Hopson, 1970 .

Synapsid Evolution and the Radiation of Non-Eutherian Mammals

J. Hopson, 1994 .

A primitive anomodont therapsid from the base of the Beaufort Group (Upper Permian) of South Africa

B. Rubidge, J. Hopson, 1996 .

Patterns of evolution in the manus and pes of non-mammalian therapsids

J. Hopson, 1995 .

The septomaxilla of fossil and recent synapsids and the problem of the septomaxilla of monotremes and armadillos

J. Wible, J. Hopson, Desui Miao, 1990 .

The mandible and dentition of the Early Cretaceous monotreme Teinolophos trusleri

Ian J. Corfe, P. Gill, A. Evans, 2016 .

Basicranial anatomy of Priacodon fruitaensis (Triconodontidae, Mammalia) from the Late Jurassic of Colorado, and a reappraisal of mammaliaform interrelationships. American Museum novitates ; no. 3183

G. Rougier, J. Wible, J. Hopson, 1996 .

Ghost lineages and “mammalness”: assessing the temporal pattern of character acquisition in the Synapsida

J. Hopson, C. Sidor, 1998, Paleobiology.

PSEUDODONTORNIS AND OTHER LARGE MARINE BIRDS FROM THE MIOCENE OF SOUTH CAROLINA

J. Hopson, 1964 .

Distinctive mammal-like reptile from Mexico and its bearing on the phylogeny of the Tritylodontidae

James M. Clark, J. Hopson, 1985, Nature.

Late Triassic traversodont cynodonts from Nova Scotia and southern Africa

J. Hopson, 1984 .

A REVISED CLASSIFICATION OF CYNODONTS (REPTILIA; THERAPSIDA)

J. Hopson, J. Kitching, 1972 .

Origin of Mammals

J. Hopson, 2007 .

A traversodont cynodont from the Middle Triassic (Ladinian) of Baden-Württemberg (Germany)

J. Hopson, H. Sues, 2006 .

A NEW BURNETIAMORPH THERAPSID FROM THE TEEKLOOF FORMATION, PERMIAN, OF SOUTH AFRICA

J. Hopson, C. Sidor, A. Keyser, 2004 .

Foot posture in a primitive pterosaur

J. Clark, J. Hopson, D. Fastovsky, 1998, Nature.

Evolution of the Auditory System in Synapsida (“Mammal-Like Reptiles” and Primitive Mammals) as Seen in the Fossil Record

E. Allin, J. Hopson, 1992 .

Affinities of ?Scalenodontoides plemmyridon Hopson, 1984 (Synapsida: Cynodontia) from the Upper Triassic of Nova Scotia

N. Shubin, J. Hopson, H. Sues, 1992 .

LATE TRIASSIC TRA VERSODONT CYNODONTS FROM NOV A SCOTIA AND SOUTHERN AFRICA

J. Hopson, 2014 .

Comments on the Competitive Inferiority of the Multituberculates

J. Hopson, 1967 .

Michael J. Benton (ed.): The Phylogeny and Classification of the Tetrapods, Volume 2: Mammals

J. Wible, J. Hopson, 1989 .

THE ORIGIN AND ADAPTIVE RADIATION OF MAMMAL‐LIKE REPTILES AND NONTHERIAN MAMMALS *

J. Hopson, 1969 .

Anatomy and Phylogenetic Relationships of Boreogomphodon jeffersoni (Cynodontia: Gomphodontia) from the Upper Triassic of Virginia

J. Hopson, H. Sues, 2010 .

Morphology and relationships of Gomphodontosuchus brasiliensis von Huene (Synapsida, Cynodontia, Tritylodontoidea) from the Triassic of Brazil

J. Hopson, 1985 .

Response to Comments on "Independent Origins of Middle Ear Bones in Monotremes and Therians"

P. Vickers-Rich, T. Rich, J. Hopson, 2005, Science.

A new anomodont therapsid from South Africa and its bearing on the ancestry of Dicynodontia

J. Hopson, B. Rubidge, 1990 .

TOOTH REPLACEMENT IN CYNODONT, DICYNODONT AND THEROCEPHALIAN REPTILES

J. Hopson, 2009 .

THE BRAINCASE OF THE ADVANCED MAMMAL-LIKE REPTILE BIENOTHERIUM

J. Hopson, 2009 .

THE VERTEBRATE EAR

Malcolm R. Miller, R. Baldauf, J. Hopson, 2006 .

Vertebrate paleontology: new approaches and new insights

L. Radinsky, J. Hopson, 1980, Paleobiology.

Hot-, Cold-, or Lukewarm-blooded Dinosaurs?

J. Hopson, 1976, Paleobiology.

The Traversodontid Cynodont Mandagomphodon hirschsoni from the Middle Triassic of the Ruhuhu Valley, Tanzania

J. Hopson, 2014 .

A study of transitional fossils

J. Hopson, 1987 .

The origin of the mammalian middle ear.

J. Hopson, 1966, American zoologist.