The American Naturalist 



A Monthly Journal, e.tabiished in 1867. Devoted to the Advancement of the Biological Science* 

 with Special Reference to the Factor, of Organic Evolution and Heredity 



Genetlcal Studies on Oenothera. IIL Dr. Bradley 

 Dr. Robert K. Nabours. 



of the Tricolor Coat in Guinea-pigs, and Its Rela- 



Note9 g and r 'Literature : ^trihution and Origin of 

 Life in America, T. Barbour. 



On erentta^^or taU^with^ Regpe f pha«f 1 ua 

 perimenta with the^Moth Pygaera. A. H.*8tur- 



CONTENTS OF OCTOBER NUMBER 



II. Mice : Their Breeding and Rearing for Scientific 



Purposes. Dr. J. Fran* Daniel 

 IIL The ^^ m ^ s ^^ i ^ l ^g[ e ^^^ i ^^ e ' 

 Rhjhardsonfjr. 



IV. Aleurone Colors in F, if a Cross between Non- 

 colored Varieties of Maize. Professor R. A. 



V. ArNewSubspecies of Zea mays L. Dr. Walter 



VI. Notes and Literature t^Patten on f^ffi^^. 



I. The Mendelian Notation as a Description of 

 Physiological Facts. Professor E. M. East. 



the Descendants.— II? Dr. J. ArthurHan-ia. 



IY ' 8 ^rt^injKS and oSa-pTgs. °Ar2d? ll 

 V. Notes and Ctesjficatf on of the 



IIL The Spawning Habitsof the^a^Lamprey, Petro- 

 V. Notes and^Literaturej Notes on Ichthyology. 



Single Number 35 Cents Yearly Subscription, $4.00 

 Hie NATURALIST will be sent to new subscriber* (or four months for One Dollar 



THE SCIENCE PRESS 



Garrison, N. Y. Sub-Station 84 : NEW YORK Lancaster, Pa. 



