PROCEEDINGS 129 



Proc. 

 No. 



2112. An albino salamander, Spelerpes bilineatus. By Arthur M. Banta and Ross 



Aiken Gortner. Pp. 377-379, 2 pis. Aug. 31, 1915, 



2113. A contribution to the knowledge of the extinct sirenian Desmostylus hesperus 



Marsh. By Oliver P. Hay. Pp. 381-397, 3 pis. Aug. 31, 1915. 

 2114-. Eperetmus, a new genus of Trachomedusae. By Henry B. Bigelow. Pp. 399- 

 404, 1 pi. Aug. 31, 1915. 



2115. New Neotropical muscoid flies. By Charles H. T. Townsend. Pp. 405-440. 



Nov. 27, 1915. 



2116. A review of some bivalve shells of the group Anatinacea from the west 



coast of America. By William Healey Dall. Pp. 441-456. Nov. 27, 1915. 



2117. A new crustacean, Diaplomus virginiensis, and a description of D'taptomus 



tyrelli Poppe. By C. Dwight Marsh. Pp. 457-462, 7 figs. Dec. 11, 1915. 



2118. Notes on allophanite, fuchsite, and triphylite. By Edgar T. Wherry. Pp. 463- 



467. Nov. 27, 1915. 



2119. British fossil insects. By T. D. A. Cockerell. Pp. 469-499, 6 pis. Dec. 11, 1915. 



2120. On the fore lirnb of Allosaurus fragilis. By Charles W. Gilmore. Pp. 501-513, 



7 figs. Nov. 27, 1915. 



2121. A synopsis of the races of the crested tern, Thalasseus bergii (Lichtenstein). 



By Harry C. Oberholser. Pp. 515-526, 1 pi. Dec. 23, 1915. 



2122. Three new species of Anodonthes from Brazil. By William B. Marshall. 



Pp. 527-529, 3 pis. Dec. 11, 1915. 



2123. An account of the Crustacea collected by the Walker Expedition to Santa 



Marta, Colombia. By A. S. Pearse. Pp. 531-556, 9 figs., 4 pis. Dec. 23, 1915. 



2124. Notes on the species of the molluscan subgenus Nucella inhabiting the north- 



west coast of America and adjacent regions. By William Healey Dall. Pp. 

 557-572, 2 pis. Dec. 11, 1915. 



2125. Notes on a collection of fishes made by Dr. Edgar A. Mearns from rivers 



tributary to the Gulf of California. By John Otterbein Snyder. Pp. 573- 

 586, 1 fig., 2 pis. Dec. 23, 1915. 

 ""2126. New fresh-water shells from the Ozark Mountains. By Anson A. Hinklcy. Pp. 

 587-589, 1 pi. Dec. 23, 1915. 



2127. Osteology of Thescelosaurus, an orthopodous dinosaur from the Lance forma- 



tion of Wyoming. By Charles W. Gilmore. Pp. 591-616, 20 figs., 4 pis. Dec. 

 23, 1915. 



2128. Diagnoses of new genera of muscoid flies founded on old species. By Charles 



H. T. Townsend. Pp. 617-633. Jan. 14, 1916. 



2129. [Scientific results of the Philippine cruise of the Fisheries steamer Albatross, 



1907-1910. — No. 33.] The euphausiacean crustaceans of the Albatross 

 expedition to the Philippines. By H. J. Hansen. Pp. 635-654, 1 pi. Jan. 

 14, 1916. 



2130. The genera of the tettiginiid insects of the subfamily Rhaphidophorinae found 



in America north of Mexico. By A. N. Caudell. Pp. 655-690, 28 figs. Jan. 

 7, 1916. 



Volume 50 



Proceedings of the United States National Museum, vol. 50. Pp. i-xiv (title page, 

 advertisement, table of contents, and list of illustrations) ; pp. 1-652 (Proceed- 

 ings papers 2131-2138) ; pp. 653-663 (index) ; 290 figs., 36 pis. 1916. 



2131. Nematode parasites of mammals of the orders Rodentia, Lagomorpha, and 



Hyracoidea. By Maurice C. Hall. Pp. 1-258, 290 figs., 1 pi. May 13, 1916. 



2132. A generic revision of the American moths of the subfamily Hypeninae, with 



descriptions of new genera and species. By William Schaus. Pp. 259-399. 

 May 20, 1916. 



2133. Fishes collected by the United States Bureau of Fisheries steamer Albatross 



during 1888, between Montevideo, Uruguay, and Tome, Chile, on the voyage 

 through the Straits of Magellan. By Will F. Thompson. Pp. 401-476, 5 pis. 

 May 20, 1916. 



