The American Naturalist 



A Monthly Journal, established in 1867, Devoted to the Advancement of the Biological Science, 

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



CONTENTS OF THE AUGUST NUMBER 



The Mid-summer Bird Life of IlUnois : A Statistical 

 The^UfrCvde^ of Pai^erium^^mbjected^to^a 



from 'the Lower Miocene of^Nebraska, Habold 

 Notes and Literature : Plant Cytology— Some Recent Re- 

 B^ad^kV^ ©^^ the 



- - i 



^ CONTENT^ OF 8EPTEMBER^mjMBER ^ 



Embry^lo^^ Dr. Lxkot D. 

 The^ Origin of ttie Lateral Eyes of Vertebrates 



l: •• ' -': ... <:. '■■ i- /■ V ■ . - y' 1 - 

 logical Studiea^n^Saprole^la^and^V^beria. 



CONTENT8 OF THE OCTOBER NUMBER 



The Manifestations of the Principles of Chemical 

 Mechanics in the Living Plant. Dr. F. F. Black- 



The Desiccation of Rotifers. D. D. Whitstkt. 



On the Habits and the Pose of the Sanropodous Dina- 



NOt Huml d H i reT tUre: " Hfere<ii ' ! ^- Recent Studies in 

 Domi-iike Structures in the^lu^eTofBMsTx 

 mala from Egypt, T. D. A. C. 



CONTENTS OF THE NOVEMBER^ UMBER^ 



Notes on the Daily Life and Food of Cambams Bar- 



tonius Bartoni. Floyd E. Chidestkr. 

 Some Points in the Ecology of Recent Crinoids. AfSTra 



Shorter Articles and Correspondence : EvoluUonjrith- 

 Flora, Professor Douglass Houghtos Campbell, 

 in* ^^^^ 



CONTENTS OF THE DECEMBER NUMBER 



^ Aspects of Radinm Rays. Professor 

 Obi the Origin of Structures in Plants. W. A. Cansoh. 

 | Braxton B_ GciLBB:Irj he 8pittle Inaecte " 

 rtw Articles and Correspondence : Peculiar Abnor- 

 mal reeth in a Jack Rabbit William A Hilton. 

 ^"^Pradd* 4 ? I* 1 JcA ' A! ' 0,(> ^~ Ichth y olo 8 ical 



and Sd^'to ^Tnn^^jT 51 ^ ^ 



CONTENTS OF THE « |AM ^J V ^""pro. 



The*L^r» B and H 8 P at £ the Canadian Oy*«, Dr. J. 

 Shorter ^^ on ^ d o^thT^ti ve» ' of 8 ^^*^™ 

 Tbe^jlccumn^ of ^^^^fJ^^HJ^M 

 Kotet and^terature: Erperimental 2^^ T £ 



Sbjle Number 35 Cents Yearly Subscription, $4.00 

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