160 BULLETIN 193, UNITED STATES NATIONAL MUSEUM 



Proc. 

 No. 



2830. The caudal molt of certain coraciiform, coliiform, and piciforna birds. By 



Herbert Friedmann. Art. 7, pp. 1-6. Mar. 13, 1930. 



2831. Synonymical and descriptive notes on parasitic Hymenoptera. By A. B. Gahan. 



Art. 8, pp. 1-12. Apr. 9, 1930. 



2832. Three new genera and five new species of parasitic Crustacea. By H. F. Nisr- 



strasz and G. A. Brender a Brandis. Art. 9, pp. 1-9, 20 figs. Apr. 8, 1930. 



2833. A nearly complete shell of the extinct turtle, Trachemys sculpta. By Charles 



W. Gilmore. Art. 10, pp. 1-8, 2 figs., 3 pis. Apr. 8, 1930. 



2834. The herpetological collections made by Dr. Hugh M. Smith in Siam from 1923 



to 1929. By Doris M. Cochran. Art. 11, pp. 1-39, 6 figs. Apr. 30, 1930. 



2835. Birds from the small islands off the northeast coast of Dutch Borneo. By J. H. 



Riley. Art. 12, pp. 1-23, 1 pi. Oct. 21, 1930. 



2836. Some peculiar spiral fossil forms from California and Mexico. By Wendell C. 



Mansfield. Art. 13, pp. 1-3, 2 pis. Oct. 22, 1930. 

 2937. New forms of sphecoid wasps of the genus Didineis Wesmael. By J. R. Mal- 

 loch and S. A. Rohwer. Art. 14, pp. 1-7, 8 figs. Oct. 22, 1930. 



2838. Birds collected in Inner Mongolia, Kansu, and Chihli by the National Geo- 



graphic Society's Central-China Expedition under the direction of F. R. 

 Wulsin. By J. H. Riley. Art. 15, pp. 1-39. Oct. 29, 1930. 



2839. On dinosaurian reptiles from the Two Medicine formaton of Montana. By 



Charles W. Gilmore. Art. 16, pp. 1-39, 18 figs., 10 pis. Nov. 20, 1930. 



2840. Studies of the North American weevils belonging to the superfamily Platysto- 



moidea. By W. Dwight Pierce. Art. 17, pp. 1-34, 5 pis. Dec. 10, 1930. 



2841. New species of North American weevils of the genus Lixus. By F. H. Chitten- 



den. Art. 18, pp. 1-25, 1 pi. Nov. 15, 1930. 



2842. Notes on the rhinotragine beetles of the family Cerambycidae, with descrip- 



tions of new species. By W. S. Fisher, Art. 19, pp. 1-20. Oct. 15, 1930. 



2843. The taxonomy and host relationships of the biting lice of the genera Dennyus 



and Eureum, including the descriptions of a new genus, subgenus, and four 

 new species. By H. E. Ewing. Art. 20, pp. 1-16, 7 figs. Oct. 15, 1930. 



Volume 78 



Proceedings of the United States National Museum, vol. 78, Pp. i-xii (title page, 

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

 ings papers 2844-2866, paged separately). 1931. 



2844. New two-winged flies of the family Calliphoridae from China. By J. M. Aid- 



rich. Art. 1, pp. 1-5, 3 figs. Sept. 25, 1930. 



2845. Catalogue of human crania in the United States National Museum collections: 



Pueblos, southern Utah Basket-makers, Navaho, By Ales Hrdlicka. Art. 2, 

 pp. 1-95. Apr. 9, 1931, 



2846. A new species of trematode worm of the genus Ornithob'tlharzia from a Cana- 



dian goose. By Rudolf Wetzel. Art. 3, pp. 1-4, 1 pi. Oct. 25, 1930. 



2847. Cambrian bivalved Crustacea of the order Conchostraca. By E. O. Ulrich and 



R. 8. Bassler. Art. 4, pp. 1-130, 10 pis. Apr. 13, 1931. 



2848. New and old land shells from the island of Luzon, Philippines. By Paul 



Bartsch. Art. 5, pp. 1-20, 9 pis. Nov. 25, 1930. 



2849. The South American lizards in the collection of the United States National 



Museum. By Charles E. Burt and May Danheira Burt. Art. 6, pp. 1-52. 

 Nov. 25, 1930. 



2850. A revision of the species of Coccophagus, a genus of hymenopterous, coccid- 



inhabiting parasites. By Harold Compere. Art. 7, pp. 1-132, 14 pis. Mar. 

 12, 1931. 



2851. Fossil decapod crustaceans from Mexico. By Mary J, Rathbun. Art. 8, pp. 



1-10, 6 pis. Nov. 1, 1930. 



2852. American two-winged flies of the genus Stylogaster Macquart. By J. M. Aid- 



rich, Art, 9, pp. 1-27. Oct. 15, 1930. 



2853. A revision of the North American tachinid flies of the genus Achaetoneura. 



By R. T. Webber. Art. 10, pp. 1-37, 14 figs. Dec. 10, 1930. 



