John C.
Merriam

Carnegie Institution of Washington (Evolution Tree)






Heinrich Ernst
Beyrich

Bergakademie Berlin


Adolf
von Koenen

Universität Göttingen








Thomas George
Bonney

St. John's College, Cambridge (Neurotree)


John Edward
Marr

Cambridge


Frederick William
Shotton

University of Birmingham (Evolution Tree)


Charles Emerson
Beecher

Yale (Systematics Tree)


Charles
Schuchert

Yale (Evolution Tree)


Carl Owen
Dunbar

Yale (Evolution Tree)


Harry B.
Whittington

Cambridge (Evolution Tree)

Richard
Cifelli

National Museum of Natural History
(Options)

Martin Alexander
Buzas

National Museum of Natural History

Jeremy Bradford Cook
Jackson

Scripps Oceanography (Marine Ecology Tree)

Laurel Smith
Collins

Florida International

Richard CifelliX