Frederick Gymer
Parsons

London University, St. Thomas's Hospital Medical School




Arthur
Dendy

King's College (Marine Ecology Tree)




Raymond Arthur
Dart

University of the Witwatersrand (Anatomy Tree)




Oscar
Hertwig

Universität Berlin


Giuseppe
Levi

University of Torino


Hans
Spemann

Universität Freiburg


Viktor
Hamburger

Washington University





Gully A.P.C.
Burns

Information Sciences Institute USC
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Gully BurnsX