Carl F. P.
von Martius

Universität München (Neurotree)


Lorenz
Oken

Universität Zürich (Physiology Academic Tree)


Ignaz
Döllinger

University of Munich (Neurotree)


Andreas
Röschlaub

University of Munich (Neurotree)






Louis
Agassiz

Harvard (Neurotree)




Louis
Agassiz

Harvard (Neurotree)







Ray Hughes
Whitbeck

UW Madison
(Options)

Ray WhitbeckX