1905. 



NATURAL SCIENCES OF PHILADELPHIA. 



9- 



Mineralogical and Geological Section, 

 924. 



Mineralogical and Geological Section, 

 report of, 92-i. 



Montgomery, Thomas H., Jr. The 

 Spermatogenesis of Syrbula and 

 Lycosa, -with General Considerations 

 upon Chromosome Reduction and 

 Heterochromosomes (Plates IX, X), 

 3, 162. 



Moore, Clarence B. Certain Aborig- 

 inal Mounds of the Tombighee 

 River, 210, 692. Certain Aborig- 

 inal Moimds of the Black Warrior 

 River, 210, 692. Certain Aboriginal 

 Mounds of Mobile Bay and Missis- 

 sippi Sound, 210, 692. "Miscellaneous 

 Investigations, 210, 692. 



Moore, J. Percy, Ph.D. A New Species 

 of Sea-Mouse (Aphrodita hastata) 

 from Eastern Massachusetts, 100, 

 294. Some Marine Oligocha^ta of 

 New England (Plates XXXII, 

 XXXIII), 299, 373. New Species 

 of Polychseta from the North Pacific, 

 chieflv from Alaska Waters (Plates 

 XXXIV, XXXV, XXXVI), 344, 

 525. Five New Species of Pseudo- 

 potamilla from the Pacific Coast of 

 North America (Plate XXXVII), 

 555, 691. New Species of Amphare- 

 tida? and Terebellidte (Plate XLIV), 

 844, 846. Report of Corresponding 

 Secretary, 916. 



Morehouse, George R.,M.D., announce- 

 ment of death of, 754. 



Morris, Israel, announcement of death 

 of, 845. 



Muckle, Alexander, M.D., announce- 

 ment of death of, 344. 



Museum, additions to, 933. 



Nolan, Edward J., M.D. Report of 

 the Recording Secretary, 915. Re- 

 port of Librarian, 918. 



Officers, Councillors and Members of 

 Committee on Accounts, 1905, 9-30. 



Ornithological Section, report of, 



Packard, Alpheus S., announcement of 

 death of, 100. 



Palmer, T. Chalkley. Delaware Valley 

 Forms of Trachelomonas (Plate 

 XLI), 665, 692. 



Phillips, Everett Franklin, Pli.D. 

 Structure and Development of the 

 Compound Eve of the Honev Bee 

 (Plates VI, VII, VIII), 123. Varia- 

 tions and Correlations of the Honey 

 Bee and on Queen Rearing in Agri- 

 culture (no abstract), 299. 



Pilsbry, Henry A. New Japanese 

 Marine MoUusca (Plates II, III, IV, 



V), 100, 101. Mollusca of the South- 

 ern States, I (Plates XI-XXVII), 

 100, 211. Report of Special Cura- 

 tor of :Mollusca, 923. 



Pilsbry, H. A., and Y. Hirase. New 

 Land Mollusks of the Japanese Em- 

 pire, 692, 705. Catalogue of the 

 Land and Fresh-Water ]\Iollusca of 

 Taiwan (Formosa), with descriptions 

 of New Species, 694, 720. 



Pilsbry, Henry A., and Edward G. 

 "\"anatta. ]\iollusks of Flint and 

 Caroline Islands, in the Central 

 Pacific, 100, 291. Notes on some 

 Hawaiian Achatinellida? and En- 

 dodontidte (Plates XXXVIII, 

 XXXIX), 570, 691. On two Hawaiian 

 Cerithiidte, .576, 691. Hawaiian 

 Species of Endodonta and Opeas 

 (Plate XLIII), 753, 783. On some 

 Pacific Cerithiidse, 753, 787. 



Prevost, Sutherland M., announce- 

 ment of death of, 693. 



Rathbun, Mary J. Description of a 

 New Commensal Crab, 210, 371. 



Raulin, Victor, announcement of death 

 of, 299. 



Recording Secretary, report of, 915. 



Rehn, James A. G. A Contribution to 

 the Knowledge of the Orthoptera of 

 Cuba, the Isle of Pines and the 

 Bahamas, 100, 299. A Contribution 

 to the Knowledge of the Acrididfe 

 (Orthoptera) of Costa Rica, 100, 400. 

 Notes on a Small Collection of Or- 

 thoptera from the Lesser Antilles, 

 with descriptions of a New Species 

 of Orphulella, 210, 299. Notes on 

 the Orthoptera of Costa Rica, with 

 descriptions of New Species, 753, 

 790. 



Rehn, James A. G., and Morgan Heb- 

 ard. A Contribution to the Know- 

 ledge of the Orthoptera of South and 

 Central Florida (Plate I), 29. 



Report of Biological and Microscopical 

 Section, 925. 



Report of Botanical Section, 927. 



Report of Corresponding Secretary, 

 916. 



Report of Curators, 921. 



Report of Entomological Section, 926. 



Report of Librarian, 918. 



Report of Mineralogical and Geological 

 Section, 924. 



Report of Ornithological Section, 929. 



Report of Recording Secretary, 915. 



Report of Sections, 924. 



Report of Special Curator of Mollusca, 

 923. 



Rhoads, Samuel N. Midwinter Yoy- 



