Leopold
Gmelin

Heidelberg University


Friedrich
Tiedemann

Universität Heidelberg (Neurotree)


Franz Carl
Nägele

Universität Heidelberg (Neurotree)




Friedrich
Wöhler

Universität Göttingen




Merritt Finley
Miller

University of Missouri


Henry Bradford
Nason

RPI (Marine Ecology Tree)


Alexander
Winchell

Vanderbilt (Terrestrial Ecology Tree)


Thomas Chrowder
Chamberlin

Chicago (Marine Ecology Tree)


Burt Green
Wilder

Cornell (DevTree)


Hermann August
Hagen

Harvard (Terrestrial Ecology Tree)


John Henry
Comstock

Cornell (Systematics Tree)





Frank Leslie
Duley

University of Missouri, Columbia
(Options)

Frank DuleyX