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CONTENTS. 



Harris, Gii^bERT D. New and Interesting Eocene Mollusca from the Gulf 



States. (Plates XVIII, XIX, XX, XXI, XXII, and XXIII). . . 470 



Committee on Hayden Memoriai. Award, report of ... . 483 



Rand, Theodore D. Mica Schists of the Schuylkill River. . . . 484 

 Brown, Arthur Erwin. The Occurrence of Macacus leoninus (Blyth) in 



Eastern Burmah. 485 



PiLSBRY, Henry A. and Samuei, N. Rhoads. Contributions to the 



Zoology of Tennessee. No. 4, Mollusks. 487 



ShufeItDT, R. W., M- D. Fossil Bones of Birds and Mammals from Grotto 



Pietro Tamponi and Grive-St. Alban. (Plate XXIV) 507 



Rhoads, Samuei* N. Mammals collected by Dr. A. Donaldson Smith 



during his expedition to Lake Rudolf , Africa. (Plate XXV). . . 517 

 Fox, Wii^liam J. The Hymenoptera collected by Dr. A. Donaldson Smith 



in Northeastern Africa 547 



Pii,sbry, Henry A. New Species of Fresh Water Mollusks from South 



America. (Plates XXVI and XXVII) 561 



PiLSBRY, Henry A. Geology of the Mussel- Bearing Clays of Fish-House, 



N.J 567 



Report of the Recording Secretary. 571 



Report of the Corresponding Secretary. 574 



Report of the Librarian 575 



Report of the Curators 577 



Report of the Biological and Microscopical Section 580 



Report of the Conchological Section. 581 



Report of the Entomological Section 582 



Report of the Botanical Section 583 



Report of the Mineralogical and Geological Section 585 



Report of the Ornithological Section 586 



Report of the Anthropological Section 588 



Report of the Professor of Geology. . 589 



Report of the Professor of Ethnology and Archaeology 589 



Report of the Professor of Invertebrate Zoology 590 



Report of the Professor in the Department of Mollusca 590 



Report of the Professor in the Department of Insecta. . . . .591 



Report of the Curator of the Wni. S. Vaux Collections. .... 591 



Officers, Councillors etc. for 1897 593 



Elections during 1896 593 



Additions to the Museum. 595 



Index to Genera 603 



General Index. 611 



