NATURAL SCIENCES OF PHILADELPHIA. 577 



Foulke, Jos. P. Smith, Ch. E. Smith, Saunders Lewis, Griffith, and Cooke. 

 Mr. W. S. Vaux presented 20 specimens of 15 species of coal plants, and others 

 were presented by Dr. W. C. Dixon, H. C. Wood, W. M. Gabb, M. Baird, T. 

 Ward, and J. T. Piggott. 



Dr. J. H. Slack presented a valuable collection of remains of Mosasaurus, My- 

 iiobates and Charcarodon, from the New Jersey green sand ; Messrs. Abbott and 

 H. C. Wood presented remains of Crocodilus, Priscodelphinus, and Turtles, 

 from New Jersey ; and Mr. Abbott also presented remains of several extinct 

 fishes. Mr. Lea presented several bones of the extinct Hippopotamus of Italy ; 

 Prof. Pagers a saurian vertebra from the NoYth Carolina coal field ; and A. C. 

 Orrick a Mastodon tooth from Missouri. 



Small collections of invertebrate fossils were presented by W. M. Gabb, E. 

 L. Perkins, C. C. Abbott, F. Kellog, Dr. C. M. Wetherill, Dr. Moore, E. D. 

 Cope, H. C. Wood, C. C. Cadwalader, W J. Taylor, P. T. Tyson, T. A. Conrad, 

 and A. L. Gerhart. 



Minerals. Specimens of coals and mineral oils, from Western Pennsylvania, 

 were presented byG. T. Lewis ; and Dr. W. M. Garsia presented 20 specimens 

 of mineral from Chili. Other specimens were presented by Capt. Nicholson, 

 W. S. Vaux, T. F. Moss, E. L. Perkins, W. L. Mactier, J. H. Janeway, J. H. 

 Thompson, Potts & Klett, P. C. Horn, Dunlap, Rand, Hartman, Lea, Marsh, 

 McKibben, Short, Hanson, Wood, Hceckley, and Pierce. 



Botany. H. W. Ravenel presented the 5th fasciculus of his Fungi Caro- 

 liniaui, and Cryptogamic specimens were presented by H. C. Wood, Dr. Huf- 

 nagle, D. R. Bennett, Rand, and Kaull. 



Submitted by JOSEPH LEIDY, 



Chairman of the Curators. 



The Committee on the Jessup Fund presented the following rules, 

 which were adopted : 



I. Applications for benefits from the Jessup Fund shall be made 

 in writing to the Committee every three months. 



II. Benefits from the Fund shall not be received by the same person 

 for a longer period than two years, without the unanimous consent of 

 the Committee. 



III. The beneficiaries shall devote one-half of their time, under 

 the direction of the Committee, to the study and .arrangement of the 

 Museum of the Academy. 



IV. Each beneficiary shall receive $20 monthly by an order from 

 the Committee on the Treasurer. 



The following amendment to the By-Laws was finally adopted : 

 To Article VII. Chapter 10, add the words, " of more than twenty of 

 those extra copies." 



I860.] 



