TY  - BOOK
AU  - Mayr ,Ernst
AU  - Dunn ,L.C.
AU  - Clarke ,Hans T.
AU  - Rhoades ,Marcus M.
AU  - Detwiller ,Samuel R.
AU  - Schrader ,Franz
AU  - Hecht ,Selig
TI  - Systematics and the Origin of Species: From the Viewpoint of a Zoologist 
PY  - 1942///
CY  - New York
PB  - Columbia University Press
KW  - Animals
KW  - Classification
KW  - Species , Origin of
N1  - "Based on the Jesup lectures delivered at Columbia University in March , 1941."--Pref; Index : p . [315]-334; "Literature": p. [299]-314
ER  -