2026 Roger M. H. Smith: Ecology and Evolution Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Ecology and Evolution	51	3702	3567	38	36	137	8149

Discipline name

D-Index

World Ranking

Current World Ranking

National Ranking

Current National Ranking

Publications

Citations

Ecology and Evolution

3702

3567

137

8149

Research.com Recognitions

Fellow of the Academy of Social Sciences, United Kingdom
Fellow of the Royal Society of South Africa

Best Publications

Abrupt and Gradual Extinction Among Late Permian Land Vertebrates in the Karoo Basin, South Africa

Peter D. Ward;Jennifer Botha;Roger Buick;Michiel O. De Kock

400
Citations
Vertebrate extinction across Permian–Triassic boundary in Karoo Basin, South Africa

Gregory J. Retallack;Roger M.H. Smith;Peter D. Ward

275
Citations
A review of the stratigraphy and sedimentary environments of the Karoo-aged basins of Southern Africa

R.M.H. Smith;P.G. Eriksson;W.J. Botha

267
Citations
Pattern of vertebrate extinctions across an event bed at the Permian-Triassic boundary in the Karoo Basin of South Africa

Roger M.H. Smith;Peter D. Ward

250
Citations
Helical burrow casts of therapsid origin from the Beaufort Group (Permian) of South Africa

Roger M.H. Smith

225
Citations
Anatomy of a mass extinction: Sedimentological and taphonomic evidence for drought-induced die-offs at the Permo-Triassic boundary in the main Karoo Basin, South Africa

Unknown

222
Citations
The recovery of terrestrial vertebrate diversity in the South African Karoo Basin after the end-Permian extinction

Roger Smith;Jennifer Botha

215
Citations
Vertebrate Taphonomy of Late Permian Floodplain Deposits in the Southwestern Karoo Basin of South Africa

Roger M. H. Smith

204
Citations
The earliest bird-line archosaurs and the assembly of the dinosaur body plan

Sterling J. Nesbitt;Richard J. Butler;Martín D. Ezcurra;Martín D. Ezcurra;Paul M. Barrett

190
Citations
Provincialization of terrestrial faunas following the end-Permian mass extinction

Christian A. Sidor;Daril A. Vilhena;Kenneth D. Angielczyk;Adam K. Huttenlocker

183
Citations
Timing of mammal-like reptile extinctions across the Permian-Triassic boundary in South Africa

Kenneth G. MacLeod;Roger M. H. Smith;Paul L. Koch;Peter D. Ward

154
Citations
A primitive ornithischian dinosaur from the Late Triassic of South Africa, and the early evolution and diversification of Ornithischia

Richard J Butler;Roger M.H Smith;David B Norman

150
Citations
Flash-flood sediments and ichnofacies of the Late Pleistocene Homeb Silts, Kuiseb River, Namibia

R.M.H. Smith;T.R. Mason;J.D. Ward

146
Citations
Regional and global context of the Late Cenozoic Langebaanweg (LBW) palaeontological site: West Coast of South Africa

David L. Roberts;Thalassa Matthews;Andrew I.R. Herries;Claire Boulter

132
Citations
Lystrosaurus species composition across the Permo-Triassic boundary in the Karoo Basin of South Africa

Jennifer Botha;Roger M. H. Smith

115
Citations
Permian tetrapods from the Sahara show climate-controlled endemism in Pangaea

Christian A. Sidor;F. Robin O'Keefe;Ross Damiani;J. Sébastien Steyer

109
Citations
The skull roof tracks the brain during the evolution and development of reptiles including birds

Matteo Fabbri;Nicolás Mongiardino Koch;Adam C. Pritchard;Michael Hanson

107
Citations
The Daptocephalus Assemblage Zone (Lopingian), South Africa: A proposed biostratigraphy based on a new compilation of stratigraphic ranges

Pia A. Viglietti;Roger M.H. Smith;Kenneth D. Angielczyk;Kenneth D. Angielczyk;Christian F. Kammerer;Christian F. Kammerer

105
Citations
Changes in carbon isotope ratios in the late Permian recorded in therapsid tooth apatite

J. F. Thackeray;N. J. van der Merwe;N. J. van der Merwe;J. A. Lee-Thorp;A. Sillen

103
Citations
The oldest cynodont: new clues on the origin and early diversification of the Cynodontia

J. Botha;F. Abdala;R. Smith

102
Citations

Frequent Co-Authors

Kenneth D. Angielczyk Field Museum of Natural History

Bruce S. Rubidge University of the Witwatersrand

Christian A. Sidor University of Washington

Neil J. Tabor Southern Methodist University

Sterling J. Nesbitt Virginia Tech

Christophe Lécuyer Claude Bernard University Lyon 1

Frédéric Fluteau Institut de Physique du Globe de Paris

Richard J. Butler University of Birmingham

Martín D. Ezcurra University of Birmingham

Roger B. J. Benson University of Oxford

External Links

Personal website of Roger M. H. Smith Google Scholar page

If you think any of the details on this page are incorrect, let us know.

Best Scientists Citing Roger M. H. Smith

Martín D. Ezcurra

University of Birmingham

Publications: 35

Kenneth D. Angielczyk

Field Museum of Natural History

Publications: 30

Sterling J. Nesbitt

Virginia Tech

Publications: 25

Bruce S. Rubidge

University of the Witwatersrand

Publications: 23

Christian A. Sidor

University of Washington

Publications: 19

Max C. Langer

Universidade de São Paulo

Publications: 17

Michael J. Benton

University of Bristol

Publications: 16

Randall B. Irmis

University of Utah

Publications: 14

Richard J. Butler

University of Birmingham

Publications: 13

Roger B. J. Benson

University of Oxford

Publications: 12

Paul M. Barrett

Natural History Museum

Publications: 11

Robert A. Gastaldo

Colby College

Publications: 11

John W. Geissman

The University of Texas at Dallas

Publications: 11

Rainer R. Schoch

Staatliches Museum für Naturkunde Stuttgart

Publications: 10

Hans-Dieter Sues

National Museum of Natural History

Publications: 10

Agustín G. Martinelli

National Scientific and Technical Research Council

Publications: 10

Roger M. H. Smith

D-Index & Metrics

D-Index & Metrics

Ecology and Evolution

Research.com Recognitions

Best Publications

Abrupt and Gradual Extinction Among Late Permian Land Vertebrates in the Karoo Basin, South Africa

Vertebrate extinction across Permian–Triassic boundary in Karoo Basin, South Africa

A review of the stratigraphy and sedimentary environments of the Karoo-aged basins of Southern Africa

Pattern of vertebrate extinctions across an event bed at the Permian-Triassic boundary in the Karoo Basin of South Africa

Helical burrow casts of therapsid origin from the Beaufort Group (Permian) of South Africa

Anatomy of a mass extinction: Sedimentological and taphonomic evidence for drought-induced die-offs at the Permo-Triassic boundary in the main Karoo Basin, South Africa

The recovery of terrestrial vertebrate diversity in the South African Karoo Basin after the end-Permian extinction

Vertebrate Taphonomy of Late Permian Floodplain Deposits in the Southwestern Karoo Basin of South Africa

The earliest bird-line archosaurs and the assembly of the dinosaur body plan

Provincialization of terrestrial faunas following the end-Permian mass extinction

Timing of mammal-like reptile extinctions across the Permian-Triassic boundary in South Africa

A primitive ornithischian dinosaur from the Late Triassic of South Africa, and the early evolution and diversification of Ornithischia

Flash-flood sediments and ichnofacies of the Late Pleistocene Homeb Silts, Kuiseb River, Namibia

Regional and global context of the Late Cenozoic Langebaanweg (LBW) palaeontological site: West Coast of South Africa

Lystrosaurus species composition across the Permo-Triassic boundary in the Karoo Basin of South Africa

Permian tetrapods from the Sahara show climate-controlled endemism in Pangaea

The skull roof tracks the brain during the evolution and development of reptiles including birds

The Daptocephalus Assemblage Zone (Lopingian), South Africa: A proposed biostratigraphy based on a new compilation of stratigraphic ranges

Changes in carbon isotope ratios in the late Permian recorded in therapsid tooth apatite

The oldest cynodont: new clues on the origin and early diversification of the Cynodontia

Frequent Co-Authors

External Links

Best Scientists Citing Roger M. H. Smith

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