5/O CATALOGUE OF NORTH AMERICAN DIPTERA. 



SCHINER, Fauna Austr., n, 17 (spurca). 



BECKER, Berl. Ent. Zeitsch., xxxix, 167, syn., etc. 



COQUILLETT, Proc. Wash. Acad. Sci., n, 454, oc. in Alaska, N. H., Col., 

 Wash., and Canada. 



Beulah, N. M. Skinner. 

 thinobia THOMSON, Eugenics Resa, 563. Cal. 



Note. Coquillett records this from Alaska, but he has evidently made 



a mistake, as he puts it under Chirosia, and Thomson says the cheeks are 



scarcely narrower than the eyes. 



vittata VAN DER WULP, Biologia, Dipt., n, 350. Mexico City, Mex. 

 vulpina COQUILLETT, Jour. N. Y. Ent. Soc., vi, 162. Pt. Barrow, Alaska. 



PLETHOCHJETA. 



COQUILLETT, Proc. U. S. N. M., xxin, 613, 1901. 

 varicolor COQUILLETT, Proc. U. S. N. M., xxiu, 614. Delaware Co., Pa. 



PYCNOGLOSSA. 



COQUILLETT, Proc. U. S. N. M., xxm, 613, 1901. 

 flavipennis COQUILLETT, Proc. U. S. N. M., xxni, 613. Washington. 



HETERONEURID^:. 

 KERTESZ, Annales Mus. Nat. Hung., i, 1903, 566, table of genera of the world. 



HETERONEURA. 



FALLEN, Agromyzides, 2, 1823. 



MEIGEN, Syst. Beschr., vi, 126, 1830. 



SCHINER, Fauna Austr., n, 37, 1864. 



WILLISTON, Trans. Ent. Soc. Lond., 1896, 386, table of St. Vincent species, 

 1896. 



CZERNY, Wien. Ent. Zeit., xxn, 61, 1903, revision of genus and family, 

 albimanus MEIGEN, Syst. Beschr., vi, 128. Europe. 



SCHINER, Fauna Austr., n, 38, desc. and biology; larvae reared from trunk 

 of a decayed willow, in Europe. 



LOEW, in Silliman's Jour., oc. in N. A. 



CZERNY, Wien. Ent. Zeit., xxn, 69, 81, biology and desc. 



N. J. Smith Cat. 

 concinna WILLISTON, Trans. Ent. Soc. Lond., 1896, 387. St. Vincent, W. I. 



CZERNY, Wien. Ent. Zeit, xxn, 101, orig. desc. and notes. 



flavipes WILLISTON, Trans. Ent. Soc. Lond., 1896, 387, pi. xm, f. 135. St. Vin- 

 cent, W. I. 



CZERNY, Wien. Ent. Zeit., xxn, 101, quotes orig. desc.; notes. 

 ? latif rons LOEW, Wien. Ent. Monatsch., iv, 82 ; Cent., iv, 93. D. C. 



CZERNY, Wien. Ent. Zeit, xxn, 99, quotes desc. ; genus doubtful. 



N. J. Smith Cat. 

 lumbalis WILLISTON, Trans. Ent. Soc. Lond., 1896, 388. St. Vincent, W. I. 



CZERNY, Wien. Ent. Zeit., xxn, 103, quotes desc. 

 melanostoma LOEW, Cent., v, 97. N. Y. 



CZERNY, Wien. Ent. Zeit., xxn, 77, quotes desc. 

 Note. The " Heteroneura flavifacies COQ. MS." of Smith's N. J. Cat. 



is the female of this. [Coq. in litt] 



