126 



Parasiteg. Hosts. 



Polygnotus lulii Ashm., MS Cecidomyia furinoHa O. 8. on Bhukberry. 



Arlington, Va., March 30, 1886. 



Polyguotus vernouite Aslim., MS Trypeta gall on Vernon ia novehoracensis. 



Arlington, Va., June 15 and 16, 1886; also 

 from Cecidomyiid gall on Vcruonia fasci- 

 culuta, St. Louis, Mo., June 8, 1886. 



Polygnotus tumidiis Ashm., MS Cecidomyia symmetrica O. S., on Oak. 



Washington, D. C, Feb. 25, 1881. 



Polygnotus alnicola Ashm., MS Cecidomyiid gall from flower bud of Alder. 



Washington, D. C, July 31, 1886. 



Polygnotus ])inicola Ashm., MS Cecidomyia lyini-inopis O. S. on Finus inops. 



Washington, D. C, May 14, 1879. 



Polygnotus euurte Ashm., MS Eimra s. -nodus Walsh. St. Louis, Mo., 



Feb. 24, 2879. 



Polygnotus atripleeis Ashm., MS Cecidomyiid gall on Atriplex canescens. 



Barstow, San Bernardino County, Cal., 

 April and May, 1887. ( ?) 



Polygnotus huachuac* Ashm., MS Cecidomyiid pod-like gall ou unknown 



plant. Fort Huachuca, Arizona, June 6, 

 1883; Cecidomyiid stem-gall on Sun- 

 flower, Fort Grant, Arizona, June 5, 1882, 

 and from a Cecidomyiid gall on Sensitive 

 Plant, Fort Huachuaca, Arizona. 



Polygnotus diplosidis Ashm., MS Diplosis sp. ou Pine. New Brunswick, N. 



J., Feb. 12, 1891. 



Polygnotus actinomeiidis Ashm., MS Cecidomyiid gall on Actinomeris. Wash- 

 ington, D. C, April 23, 1884. 



Polygnotus californicus Ashm., MS Cecidomyiid gall ou Baccharis piltilaris, 



San Francisco, Cal., June 10 and 23, 1883 ; 

 Alameda, Cal., Dec. 17 and 19, 1885. 



Polygnotus astericola Ashm., MS Cecidomyiid gall ou Aster. Holderuess,. 



N. H., May 21, 1884. 



Polygnotus asynaptie Ashm., MS Cecidomyiid gall ou Asynaptu sp. May- 



woodj 111. 



Polygnotus hiemalis Forbes Cecidomyia destructor Say. La Porte, Ind., 



May 14, 1889; Blair, Nebr., Aug. 16, 1876. 



Subfamily Proctotrypinae. 



Proctotrypes obsoletus Say Stelidota strigosa. Washington, D. C, Dec. 



9, 1879. 



Subfamily Diapriinee. 



Diapria. couica Fabr Eristalis tenax. Albany, N. Y., Oct. 10, 1890 



(Dr. J. A. Lintner). 

 Diapria muscat Ashm., MS From dipterous puparia found in the 



ground, Sacramento County, Cal., Sept.,. 



1890. 

 Phaenopria htematobite Ashm., MS Hcrmatobia serrata. Virginia, Sept. 12, 



1889. 



