PROCEEDINGS 163 



Volume 80 



Proceedings of the United States National Museum, vol. 80. Pp. i-xii (title page, 

 advertisement, table of contents, and list of illustrations) ; arts. 1-23 (Proceed- 

 ings papers 2901-2923, paged separately). 1932. 



Proc 



No. 



2901. Observations on the growth rate of the foot in the mound birds of the genus 



Megapodius. By Herbert Friedmann. Art. 1, pp. 1-4. Oct. 28, 1931. 



2902. Three new species of polychaetous annelids in the collections of the United 



State National Museum. By Aaron L. Treadwell. Art. 2, pp. 1-5, 3 figs. 

 Nov. 10, 1931. 



2903. Recent Foraminifera from the Atlantic coast of South America. By Joseph A. 



Cushman and Frances L. Parker. Art. 3, pp. 1-24, 4 pis. Nov. 19, 1931. 



2904. The North American beetles of the genus Coccinella. By Th. Dobzhansky. 



Art. 4, pp. 1-32, 30 figs. Nov. 10, 1930. 



2905. Echinoderms from the islands of Niuafoou and Nukualofa, Tonga Archipelago, 



with the description of a new genus and two new species. By Austin H. 

 Clark. Art. 5, pp. 1-12, 8 pis. Jan. 30, 1932. 



2906. The fishes obtained by the Pinchot South Seas Expedition of 1929, with 



description of one new genus and three new species. By Henry W. Fowler. 

 Art. 6, pp. 1-16, 4 figs. Feb. 16, 1932. 



2907. A second collection of birds from the provinces of Yunnan and Szechwan, 



China, made for the National Geographic Society by Dr. Joseph F. Rock. 

 By J. H. Riley. Art. 7, pp. 1-91. Dec. 31, 1931. 



2908. A catalogue of the Trombiculinae, or chigger mites, of the New World, with 



new genera and species 3nd a key to the genera. Bv H. E. Ewing. Art. 8, pp. 

 1-19, 3 pis. Nov. 19, 1931. 



2909. The west American mollusks of the genus Acar. By Paul Bartsch. Art. 9, 



pp. 1-4, 1 pi. Nov. 23, 1931. 



2910. Notes on Francis Walker's types of North American flies of the family Tachi- 



nidae. By J. M. Aldrich. Art. 10, pp. 1-16. Nov. 10, 1931. 



2911. North American two-winged flies of the genus Spathimeigenia, with descrip- 



tions of five new species. By J. M. Aldrich. Art. 11, pp. 1-10. Dec. 31, 1931. 



2912. The birds of St. Lawrence Island, Bering Sea. By Herbert Friedmann. Art. 



12, pp. 1-31, 2 figs., 6 pis. Feb. 13, 1932. 



2913. The brachial flexor muscles in primates. By A. Brazier Howell and William 



L. Straus, Jr. Art. 13, pp. 1-31, 2 pis. Nov. 21, 1931. 



2914. Upper Cretaceous Foraminifera from Trinidad. By Joseph A. Cushman and 



P. W. Jarvis. Art. 14, pp. 1-60, 16 pis. Mar. 10, 1932. 



2915. The copepod crustaceans of Chesapeake Bay. By Charles Branch Wilson. 



Art. 15, pp. 1-54, 1 fig., 5 pis. Mar. 31, 1932. 



2916. The ancient caves of Szechwan Province, China. By David Crockett Graham. 



Art. 16, pp. 1-13, 14 figs., 16 pis. Mar. 23, 1932. 



2917. A new marine shell of the genus Xenophora from Florida. By Paul Bartsch. 



Art. 17, pp. 1-2, 1 pi. Dec. 31, 1931. 



2918. The parasitic habit in the ducks, a theoretical consideration. By Herbert 



Friedmann. Art. 18, pp. 1-7. Mar. 4, 1932. 



2919. A review of the nematodes of the genus Hastospiculum, with descriptions 



of two new species. By B. G. Chitwood. Art. 9, pp. 1-9, 3 pis. Apr. 28, 1932. 



2920. Records of dipterous insects of the family Tachinidae reared by the late 



George Dimmock, with description of one new species and notes on the 

 genus AnetJa Robineau-Desvoidy. By J. M. Aldrich. Art. 20, pp. 1-8. 

 Mar. 31, 1932. 



2921. Insects of the order Orthoptera of the Pinchot Expedition of 1929. By A. N. 



Caudell. Art. 21, pp. 1-7. Aug. 10, 1932. 



2922. New West Indian cerambycid beetles. By W. S. Fisher. Art. 22, pp. 1-93. 



June 7, 1932. 



2923. Revision of the Nearctic ichneumon-flies belonging to the genus Macrocrntrus. 



By C. F. W. Muesebeck. Art. 23, pp. 1-55. Aug. 3, 1«)32. 



