~J2 CATALOGUE OF NORTH AMERICAN DIPTEKA. 



On the Collection and Preservation of Diptera. Psyche, 1884, 130-132. 



Notes on Injurious Insects. Entomological Laboratory, Michigan Agricul- 

 tural College, 1884. By Professor A. J. Cook. 



Description of Scopolia seqiia.r n. sp., by Williston ; here referred to 

 Phorichceta. 



Article Diptera in Standard Natural History, Vol. v, pp. 403-433, many figs., 

 1884 (Later editions designated as Riverside Natural History). 

 General treatment ; no new species. 



On the North American Asilidse. II. Transactions of the American Ento- 

 mological Society, xu, 53-76, 1885. 

 17 new species. 



Exorista infesta n. sp. In i4th Report State Entomol. of 111., for the year 

 1884 (pub. 1885), p. 65. 

 Herein referred to Winthemia quadripustulata. 



On the Classification of North American Diptera. I. Bull. Brooklyn Entom. 

 Society, vir, 129-131 ; Feb., 1885. 



II. Entomologica Americana, i, 10-13 ; Apr., 1885. 

 III. Entomologica Americana, i, 114-118 and 152-155; 1885. 

 Part ii contains Apatoiestes comastcs n. g. and sp. ; Part in contains 

 Scoliopclta hit ci pcs n. g. and sp. 



Notes and Descriptions of North American Xylophagidae and Stratiomyidse. 

 Canadian Entomologist, xvn, 121-128; July, 1885. 

 Nine new species. 



Ueber einige Leptiden-Characteren. Entomol. Nachrichten, LXVI, 400, 1885. 



On two Interesting New Genera of Leptid?e. Entomologica Americana, n, 

 105-108, 1886. 



Agnotomyia (n. g. ) clongata SAY and Arthroccras pollinosum n. g. and 

 sp. The first genus is a synonym of Dialysis. 



Ueber Mallota cimbiciformis. Berliner Entom. Zeitschr., xxvi, 171, 172, 

 1886. 



Notes on synonymy and dimorphism. 



Dipterological Notes and Descriptions. Trans. Amer. Entom. Soc., xm, 

 287-307, 1886. 



21 new species; many notes on others. 



Synopsis of the North American Syrphida?. Bulletin of the U. S. Natl. [Mu- 

 seum, No. 31, Washington, 1886. Pp. xxx and 335, 12 plates. 



Contains descriptions of all the North American genera and species 

 known at that time; many new. Indispensable for the family. 



North American Tachinidae. Gonia. Canadian Entomologist, xix, 6-12; 

 Jan., 1887. 



G. scnilis. porca, c.vitl. and sc<]iia.v; some of these are perhaps synonyms 

 of capitata, as indicated by Coquillett. 



Table of the Families of Diptera. Kansas Academy of Science, x, 122-128, 

 1887. 



Notes and descriptions of North American Tabanidae. Kans. Acad. Sci., x, 

 129-142, 1887. 



14 new species; tables of species, supplementary to Osten Sacken. 



An Australian Parasite of Icerya purchasi. Insect Life, i, 21, 22, fig.; July, 

 1888. 



