CATALOGUE OF NORTH AMERICAN DIPTERA. 21 



On the Habits of the Oscinidae and Agromyzidre Reared at the U. S. Dept. 

 of Agriculture. Bull. 10, new series, Division of Entomology, 70-79; 1898. 

 Habits of many species; very valuable. 



A Cecidomyiid Injurious to Seeds of Sorghum. Bull. 18, new series, Div. 

 of Entomology, Department of Agriculture; p. Si; 1898. 

 Diplosis sorghiola. 



Description of a New Psilopa. Canadian Entomologist, xxxi, 8; Jan., 1899. 

 Psilopa petrolei, from California. 



A New Dipterous Family Related to the Chironomidoe. Entomological News, 

 x, 60, 61, fig. ; March, 1899. 

 Stctw.vcnus johnsoni, which I place in the Chironomidae. 



New Genera and Species of Dexidse. Journal of the New York Entomolog- 

 ical Society, vn, 218-222; Sept., 1899. 

 Eight new species ; three new genera. 



New Genera and Species of Nycteribidce and Hippoboscidae. Canadian En- 

 tomologist, xxxi, 333-336; Nov., 1899. 

 Pterellepsis, Aspidoptera and Pseudolfersia n. gen. ; four new species. 



Notes and Descriptions of Trypetidse. Journal of the New York Entomo 

 logical Society, vn, 259-268; Dec., 1899. 

 Paracantha n. gen., and 17 new species. 



Report on Diptera of the Commander Islands. Extracted from " The Fur 

 Seals and Fur Seal Islands of the North Pacific Ocean," iv, 341-346, 

 Washington, 1899. 



Entanypus n. gen. ; eight new species. 



New Genera and Species of Ephydrida?. Canadian Entomologist, xxxii, 33- 

 35; Feb., 1900. 

 Nostima and Paratissa n. gen. ; five new species. 



Notes and Descriptions of Ortalidse. Journal of the New York Entomolog- 

 ical Society, vui, 21-25; March, 1900. 

 Parccdopa new genus ; ten new species. 



Two New Genera of Diptera. Entomological News, xi, 429, 430, figs. ; April, 

 1900. 

 Hcsperodes johnsoni and Traginops irrorata, both from New Jersey. 



New Scenopinidse of the United States. Entomological News, xi, 500, 501 ; 

 June, 1900. 



Metatrichia new genus ; Pseudatrichia unicolor and griseola, both from 

 New Mexico. 



Report on a Collection of Dipterous Insects from Puerto Rico. Proceedings 

 of the United States National Museum, xxn, 249-270 ; 1900. 



Three new genera and fifteen new species; many other species reported. 

 Two New Cecidomyians Destructive to Buds of Roses. Bulletin 22, new 

 series, Division of Entomology, Dept. of Agriculture; 1900, pp. 44-48, figs. 

 Diplosis rosivora and Neocerata (n. gen), rliodophaga; life histories. 



A New Violet Pest. Bulletin 22, new series, Division of Entomology, Dept. 

 of Agriculture; 1900, pp. 48-51, figs. 

 Diplosis violicola n. sp. ; fuller life history in Bull, 27, 47-50; 1901. 



Synoptic Tables of North American Mosquitoes. Bulletin 25, new series, 

 Division of Entomology, Dept. of Agriculture; 1900, pp. 19-22. 



