The American Naturalist 



A Month!, jM^^UiAed in 1867, Deroted to the AdVancement of the Biological Science. 



^° of tht Crtoddamerr^^ 



CONTENTS OF THE MAY NUMBER 



Shorter J ^!| ! c i ? ( eB C( and ^Discussion : An ^Eighteenth Cen- 



CONTENT8 OF THE JUNE NUMBER 



Tke^™ and s l»t oi the Canadian^yster*. ^.f. lit- 



of C ry p togamaf* P^^E^Tw ^ FakSw. 



wf H ARGm^ ^ ^^^oTeasor 

 Hotraand Litefature: 



Are Fluctuations Inherited? Dr. Harry H. Love. 

 Shorter Ar ^^ and ^orres^ondence : The Age of Speed 



CONTENTS OF THE AUGUST NUMBER 



CONTENT8 OF THE SEPTEMBER NUMBER 



Spiegler-s " White Melanin" as Belated to Dominant or 

 Becewive White Br. Boss Aikkh Gobtnkb. 



Shorter Articles and Correspondence: A Pickwickian 

 Contribution to Oar Knowledge of Wasps: Professor 



Fotes and Literature : Heredity, Dr. W. J. Sfillmas. 



The Pose of the Sauropodoua Dinosaurs. Dm. W. D. 



lation, Dr. John T. Gclick. EetroactiTe Selection, 

 Notes and Literature: Animal Structure and Habits, 



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