CONTENTS. 



Heilprtn, Angelo. A Comparison of the Eocene Mollusca of 

 the Southeastern United States and Western Europe in 

 relation to the determination of identical forms 



vYaciismuth, Charles, and Frank Springer. Revision of the 

 Palaeocrinoidea. (Plates XY., XYI.. and XVII.) . 



Gray, Asa. On the Genus Garberia 



Ellis, J. B. Reply to Dr. M. C. Cooke's Criticism on paper on 

 'Variability of Sphseria Quercum, Sz." . 



Kingsley, J. S. On a Collection of Crustacea from Virginia. 

 North Carolina, and Florida, with a revision of the Genera 

 of Crangonidae and Palsemonidse. (Plate XIV.) 



Parker, A. J. Complete Connection of the F 



(Fiss. of Rolando) with the Fossa Sylvii 

 Report of the President .... 

 Report of the Recording Secretary 

 Report of the Corresponding Secretary 

 Report of the Librarian .... 

 Report of the Curators .... 

 Report of Biological and Microscopical Section 

 Report of the Conchological Section . 

 Report <^f the Entomological Section 

 Report of the Botanical Section . 

 Report of the Mineralogical Section . 

 Election of Officers for 1880 

 Index to Genera, 1879 



issura Centralis 



21? 



226 



379 



381 



383 



428 

 432 

 438 

 439 

 440 

 441 

 444 

 445 

 448 

 450 

 454 

 457 

 483 



COLLINS, PRINTER. 



