562 PROCEEDINGS OF THE ACADEMY OF [1897. 



Yucatan and Mexican Expedition. Twenty-four species marine mol- 

 lusks. 



Lower Invertebrates. 



Harold Heath. Collection of Invertebrates, Pacific Grove, Cal. 



David Milne. Star-fish. 



Dr. W. H. Rush. Eight trays of dried Crustacea. 



G. F. Russell. Three jars of invertebrates. 



W. L. Savage and others. Squilla empusa, Cape May, N. J. 



Witmer Stone and F. H. Brown. Collection of marine Invertebrates, 

 N. J. coast. 



F. W. Walmsley. Collection of various marine Invertebrates, pre- 

 served in formaline. 



Invertebrate Fossils. 



H. W, Bishoff. Orthoceras, Dauphin Co., Pa. 



A. P. Brown. Collection of Invertebrate fossils from Kansas, 



S. H. Hamilton. Cretaceous fossils from Salem, N. J. 



Wilfred Harned. Two specimens of Hemiaster. 



Mr. and Mrs. R. T. Hill. A collection of Invertebrate fossils from 



various localities. 

 Dr. Emil Holub. Fossil mollusca from Hungary. 

 H. C. Mercer. Collection of fossil mollusca from Virginia. 

 Edw. D. Ross. Nine trays of Invertebrate fossils, from New South 



Wales. 

 Thomas Sheehan. Specimens of Calymene, Lake drainage excavation, 



Chicago. 

 Uselma C. Smith. Collections of Invertebrate fossils from Wilkes- 



barre, Pa., and Lenola, N. J. 

 Rev. H. H. Thomas (in exchange). Devonian fossils from New York. 

 S. Tyson. Specimen of Calymene, Chicago. 



Plants. 



Stewardson Brown. One hundred and sixty species of North Amer- 

 ican Plants. 



George M. Beringer. Specimen of Rhexia aristosa. 



Dr. Henry C. Chapman. Habenaria orbiculata Torr. and Habenaria 

 bracteata Br. s 



Joseph Crawford. Two hundred and fifty species of North American 

 Plants. 



Herbarium of Harvard University. Two hundred species of North 

 American Plants. 



