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Charles Smith
Prosser
Cornell (Evolution Tree)

John Adams
Bownocker
Ohio State (Geotree)

Stuart
Weller
Chicago (Evolution Tree)


Clinton Raymond
Stauffer
UMN (Evolution Tree)


Joseph
Barrell
Yale (Chemistry Tree)


Frank Fitch
Grout
UMN (Chemistry Tree)


Arthur Jerrold
Tieje
CU Boulder (Evolution Tree)


James Dwight
Dana
Yale (Terrestrial Ecology Tree)

Othniel Charles
Marsh
Yale (Geotree)


Charles Emerson
Beecher
Yale (Systematics Tree)


Charles
Schuchert
Yale (Evolution Tree)


Edward Drinker
Cope
Academy of Natural Sciences, Philadelphia (Evolution Tree)

Francis Maitland
Balfour
Cambridge (Neurotree)

William Henry
Welch
Johns Hopkins (ID Tree)

Thomas Henry
Huxley
(Evolution Tree)


Henry Fairfield
Osborn
American Museum of Natural History (Evolution Tree)


Richard S.
Lull
Yale (Evolution Tree)


George Gaylord
Simpson
University of Arizona (Evolution Tree)

Carlos de Paula
Couto
Museu Nacional - UFRJ
(Options)

Carlos CoutoX