vol. XL SO. 471 MAECH, 1906 



THE 



AMERICAN 

 NATURALIST 



A MONTHLY JOITENAL 

 DEVOTED TO THE NATURAL SCIENCES 

 m THEia WIDEST SENSE 



Notes on aeptUes and Batrachians of Pennsylvania, New Jersey, and Del- 

 aware W. STONE 



Ani^tomy ot AcmcBa testud/na/is Mullet. Parti. Introductory Material — 

 External Anatomy PEOFESSOE M. A. WILLCOX 



Affinities ot Certain Cretaceous Plant Eemains Commonly relerred to the 

 Genera Dammara and BrachyphyUum 



DR. A. HOLLICK AND PEOFESSOE E. C. JEFFEEY 



A New Pycnogonid from the Bahamas L- J- COLE 



Additional Notes on Bahama Snakes T. BAEBOTJB 



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 GINN & COMPANY, PUBLISHERS 

 29 BEACON STREET 



