— 191 — 



Pilshry, Henry ^.-ANew American Genus of Arionidae fPlate XXVIII). 



Rehn, James A. G., and T. D. A. Cockerell—A New Genus of Stenopel- 

 matinae (Orthoptera) frora'New Mexico. 



Craicley. Howard—The. Polycystid Gregarines of the United States— Se- 

 cond Contribution (Piate XXX) 



Montgomery, Thomas IT., Jr. — Supplcmentary Notes on Spiders of tlie 

 Genera Lycosa, Pardosa, Pirata and Dolomedes from the Northeastern United 

 States (Piate XXIX). 



Stone, Witmer — Racial Variation in Plants and Animals , with Special 

 Eeference to the Violets of Philadelphia and Viciuity (Plates XXXI-XXXIX). 



JBilgram, Rugo ^Inclnsìons in Quartz. 



Keeley, Frank J. — Inclusions in Quartz. 



Rehriy James A. G.— Studies in Old World Mantidae (Orthoptera). 



Chaptnan Henry C — On a Collection of Anthropoids. 

 Broicn, Arthur Erwin — On a Collection of Anthropoids. 



Moore, J. Pe?'cy— Descriptions of. Two New Species of Polychaeta from 

 Wood's Hole, Massachusetts ;,Plate) XL). 



FoLcler Henry TF. — Descriptions of New, Little Known and Typìcal A- 

 therinidae (Plates XLI-XLIV). 



Foivler, Henry W. —New and Little Known Mugilidae and Sphyraenidae 

 (Plates XLV, XLVI). 



Cotiklin, Edwin G., Ph. D. — The Cause of Inverse Symmetry. 



Fowler, Henry IF. — Descriptions of a New Lantern Fish. 



Vanatta A. G.— A List of Shells CoUected in Western Florida and Horn 

 Island, Mississippi. 



Schaeffer, Charles, M. D. — Minute on Death of. 



Calvert, Philip P. Ph. D. — Ganglia of. Odonata. 



Filshry, Henry A. — Mexican Land and Fresh-water Mollusks (Plates 

 XLVII-LIV). 



PUshry, Henry A. — A New Hawaiian Liranaea. 



Moore, J. Percy. Ph. D. — Some Pelagic Polychaeta New to the Wood's 

 Hole Fauna (Piate LV). 



Report of the Recording- Secretary. 



Report of. the Corresponding Secretary. 



Report of the Librarian. 



Report of the Curators. 



Reports of the Sections 



Offìcers, Councillors., etc, 1904, 



Council, 1904. 



Elections during 1903. 



Additions to Museum. 



Index to Species and Genera, 



