VOL. XXXVIII, No. 449 MAY, 1904 



THE 



AMERICAN 

 NATURALIST 



CONTENTS 



Page 



I. The Anatomy of the North American Coniferales together with Certain Exotic 



Species (continued.} PROFESSOR D. P. PENHALLOW 331 



II. Further Instances of Malar Division ..... DR. ALES HRDLICZA 361 



in. Studies on the Plant Cell I DR. BRADLEY MOORE DAVIS 367 



IV. Notes and Literature: General Biology, Plankton of the Illinos River, Where 397 

 did Life Begin ? Bermuda, Morgan on Evolution and Adaptation 



Zoology, Zoological Investigations in the Malay Archipelago, Davison's 399 



Anatomy of the Cat, Notes Botany, The Journals, Notes . . . . 402 



V- Correspondence . 405 



BOSTON, U. S. A. 



GINN & COMPANY, PUBLISHERS 



19 BEACON STREET 



Ifew York Chicago London, W. C, 



70 Fifth Avenue 378-388 Wabash Avenue 9 St. Martin'* Street 



Enisrtd at tkt Pest-OffUl, Batten, Matt., at Steonti-ClaM Moiltfati*. 



