NATURAL SCIENCES OF PHILADELPHIA. 



1898.] 



Entomological Section, report of 

 the, 514. 



Fox, William, J. Contributions 

 to a knowledge of the Hyinen- 

 optera of Brazil, No. 4. Thyn- 

 ninse and additions, 9, 72. 

 Contributions to a knowledge 

 of the Hymenoptera of Brazil, 

 No. 5. Vespida?, 429, 445. 

 Synopsis of the United States 

 species of the hymenopterous 

 genus Centris Fabr., 488. 



Frazer, Dr. Persifor. Glimpses of 

 Russia in Europe, Asia and 

 Asia Minor, 11. 



General Index, 544. 



Goldsmith, E. Volcanic rocks 

 of Mesozoic age in Pennsyl- 

 vania, (Plates II, III, IV, V), 

 90. The petrifaction of fossil 

 bones, 98. 



Hall, James, announcement of 

 death of, 357. 



Hamilton, S. Harbert. The 

 occurrence of Marcasite in the 

 Raritan formation of N. J., 

 479, 485. 



Harshberger, J. W., M. D, Bo- 

 tanical observations on the 

 Mexican flora especially on 

 the flora of the Valley of Mex- 

 ico, 263, 372. 



Heilprin, Angelo. Geology and 

 physical geography of the 

 Klondike GoldMiniugRegion, 

 488. 



Hough, Garry de N., M. D. The 

 Muscidse collected by Dr. 

 Donaldson Smith in Somali- 

 land, 155,165. 



Index to Genera, etc., 531. 



James, J. Wharton. The 

 Enchanted Mesa, 467. 



Jefferis, Wm. W., appointment 

 as Curator of the William S. 

 Vaux collections, 205. Report 

 on William S. Vaux collec- 

 tions, 512. 



545 



Johnson, Charles W. Diptera 

 collected by Dr. A. Donald- 

 son Smith in Somaliland, East- 

 ern Africa, 157. New cretace- 

 ous fossils from an artesian 

 well-boring at Mount Laurel, 

 N. J., 429, 461. 

 Jordan, David Starr and James 

 Alexander Gunn, Jr. List of 

 fishes collected at the Canary k 

 Islands by Mr. O. F. Cook, 

 with descriptions of four new 

 species, 338, 339. 

 Judson, Oliver A., M. D., an- 

 nouncement of death of, 202. 

 Keller, Ida A. Notes on the 

 growth of Viburnum lantan- 

 oides (Plate XXV), 479, 482. 

 Letson, E. J. Description of a 

 new Tethys (Aplesia), (Plate 

 VIII), 89, 193. 

 Libbey, William, Jr. The En- 

 chanted Mesa, 467. 

 Librarian, report of, 505. 

 McKean, Thomas, announcement 



of death of, 155. 

 Marcou, Jules, announcement of 



death of, 338. 

 Meehan, Thomas. The plants of 

 Lewis and Clark's expedition 

 across the continent, 1804- 

 1806, 12. Report of the Botan- 

 ical Section, 515. 

 Mercer, Henry C. The bone cave 

 at Port Kennedy and its par- 

 tial examination in 1894, 1895 

 and 1896, 479. 

 Merriam, C. Hart. Description 

 of three new rodents from the 

 Olympic Mountains, Washing- 

 ton, 351, 352. 

 Miller, Gerrit S., Jr. List of bats 

 collected by Dr. W. S. Abbott 

 in Siam, 262,316. Descriptions 

 of five new Phyllostome bats, 

 262, 326. A new Chipmunk 

 from Northeastern China, 338, 

 348. Descriptions of a new 



