VOL. XXXVIII, Nos. 451-452 JULY-AUGUST, 1904 



THE 



AMERICAN 

 NATURALIST 



A MONTHLY JOURNAL 



DEVOTED TO THE NATURAL SCIENCES 

 IN THEIR WIDEST SENSE 



CONTENTS 



Page 



I. Proceedings of the American Society of Zoologists 485 



H. The Anatomy of the Coniferales (Continued) PROF. D. P. PENHALLOW 523 

 III- A List of Bermudian Birds seen during July and August, 1903. 



HAROLD BOWDITCH 565 



IV. Neritina virginica Variety Minor PROFESSOR M. M. METCALF 565 



V. Studies of the Plant Cell. Ill . DR. B. M. DAVIS 571 



VI. Notes and Literature : Zoology, Dodge's General Zoology, Coues' Key to 595 

 North American Birds, Boulenger on the Classification of Bony Fishes, 



Notes on Recent Fish Literature Palaeontology, Eastman's Transla- 605 



tion of Zittel, Vol. II Botany, a new Book on Ferns, Porter's Flora 608 

 of Pennsylvania, The Journals. 



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