The skull of the Amirus.
Urbana: University of Illinois Press, 1919. Octavo, wrappers, text illustrations, partially unopened.
Ilinois Biological Monographs Volume five, Number one.
Urbana: University of Illinois Press, 1919. Octavo, wrappers, text illustrations, partially unopened.
Ilinois Biological Monographs Volume five, Number one.