Concepedia

Alan H. Cheetham

AH

36

Publications

1.8K

Citations

23

H-Index

1940

Active since

Affiliations

National Museum of Natural History(Current)

Smithsonian Institution

Smithsonian Tropical Research Institute

Aarhus University

Stantec (United States)

Alan H. Cheetham is an author at National Museum of Natural History specializing in biology, evolutionary biology, and natural sciences.

Top concepts

BiologyEvolutionary BiologyNatural SciencesPhylogeneticsEngineeringMedicineCladisticsPaleoecologyMolecular EcologyPhylogenetic Analysis

Publications per year

1940–2007

36

Publications

36

BINARY (PRESENCE-ABSENCE) SIMILARITY COEFFICIENTS

Alan H. Cheetham, Joseph E. Hazel · Journal of Paleontology · 1969 · 312 citations

Engineering, Botany, Similarity Measure +20

Evolutionary Significance of Morphospecies: A Test with Cheilostome Bryozoa

Jeremy B. C. Jackson, Alan H. Cheetham · Science · 1990 · 169 citations

Biology, Morphological Evidence, Phylogenetics +14

Tempo of evolution in a Neogene bryozoan: rates of morphologic change within and across species boundaries

Alan H. Cheetham · Paleobiology · 1986 · 157 citations

Living Fossil, Neogene Bryozoan, Biological Evolution +19

Phylogeny reconstruction and the tempo of speciation in cheilostome Bryozoa

Jeremy B. C. Jackson, Alan H. Cheetham · Paleobiology · 1994 · 111 citations

Genetics, Taxonomy, Living Species +17

Functional Morphology and Biofacies Distribution of Cheilostome Bryozoa in the Danian Stage (Paleocene) of Southern Scandinavia

Alan H. Cheetham · Smithsonian contributions to paleobiology · 1971 · 62 citations · Full text

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