Charles Emerson
Beecher

Yale (Systematics Tree)








Norman
Newell

Columbia



David M.
Raup

Chicago
(Options)


Hallie J.
Sims

University of Iowa

S. Kathleen
Lyons

Smithsonian Institution


Gene
Hunt

Smithsonian Institution

Shanan
Peters

UW Madison


Carl
Simpson

Smithsonian Institution

David W.
Bapst

Texas A & M


Conrad C.
Labandeira

Smithsonian Institution


John
Alroy

Macquarie University


Anikó
Tóth

Macquarie University

David RaupX