36 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.61- 



17. MICROGASTER BRITTONI Viereck. 



Microgastcr (Microgaster) hrittoni Viereck, Bull. 22, Conn. State Geol. 

 and Nat. Hist. Survey, 1917 (1916), p. 202. 



Type.— In the Connecticut State Agricultural Experiment Sta- 

 tion, at New Haven. 



Wings slightly fuliginous apically; scutellum small, flat, smooth 

 and polished; propodeum coarsely rugose and dull; first abdominal 

 tergite about as broad at apex as long down the middle; the first 

 and second tergites rugose; tegulae usually blackish; all coxae black; 

 apex of posterior femora and tibiae, and the posterior tarsi, fus- 

 cous; third and fourth abdominal tergites more or less, and priic- 

 tically the entire venter of abdomen, testaceous. 



Connecticut; New York; Massachusetts; Canada. 



The male type specimen, from Kent, Connecticut, is the only 

 specimen in the collection of the Connecticut Experiment Station. 

 The National Collection contains six specimens, three without lo- 

 cality label; one from Ithaca, New York; and two taken in Canada, 

 from the C. F. Baker Collection. I have seen one specimen in the 

 collection of the Boston Society of Natural History, which was col- 

 lected by Mr. C. W. Johnson, at Brookline, Massachusetts ; and six 

 specimens in the Cornell University Collection from the following 

 localities: Spencer Lake, Otto, Ithaca, Rochester Junction, and 

 Taughannock, New York; and Woods Hole, Massachusetts. 



18. MICROGASTER GELECHIAE Riley. 



MicrogastQf gelcchiae Riley, First Ann. Rpt. Insects Mo., 1869, p. 178. 



Type.— In the United States National Museum. 



Readily distinguished by the characters given in the table to species. 



Missouri; Wisconsin; Maryland; Virginia; Massachusetts; Louisi- 

 ana; New York. 



Host. — Gno7^moschema gallaesolidagin'is Riley. 



In addition to the types the United States National Museum Col- 

 lection contains the following material— two specimens, from Vienna, 

 Virginia, reared by R. A. Cushman, from the above-named host in 

 the Bureau of Entomology, under Quaintance No. 7803 ; two speci- 

 mens with the same host, locality and collector data, reared under 

 Quaintance No. 7803; twenty specimens reared by Mr. Cushman, 

 at Great Falls, Virginia, from G. gaUaesoUdaginis ; three reared from 

 the same host at Tullalah, Louisiana, under Hunter No. 1931 ; and 

 collected specimens from Wisconsin; Cedar Point, Maryland; and 

 Provincetown, Massachusetts. There is one specimen in the Cor- 

 nell Collection, from Otto, New York. 



