516 CATALOGUE OF NORTH AMERICAN DIPTERA. 



POLLENIA. 



DESVOIDY, Myodaires, 412, 1830. 



SCHINER, Fauna Austr., i, 585, 1862. 



BRAUER and BERGENSTAMM, Zweifl. d. Kaiserl. Mus., iv, 155, 1899; vi, 179, 



1893- 

 HOUGH, Ent. News, x, 63, 1899; Zool. Bull., n, 283, 1899, figs, chsetotaxy. 



glabricula BIGOT, Bull. Soc. Zool. France, 1887, 594 (Nitellia). Cal. 



BRAUER, Sitzungsbericht d. K. Akad., cvm, 521, gen. ref. from type. 

 obscura BIGOT, Bull. Soc. Zool. France, 1887, 597- N. A. 



HOUGH, Zool. Bull., n, 283, says the desc. is unrecognizable. 



BRAUER, Sitzungsbericht d. K. Akad., cvm, 517, gen. ref. confirmed from 



type. 



is FAERICIUS, Ent. Syst, iv, 314 (Mttsca) ; 315 (M- obscura) ; Syst. Antl., 287 



(Mitsca). Europe. 

 FALLEN, Muscides, 48 (Musca). 

 MEIGEN, Syst. Beschr., v, 66, 67 (Musca rudis, varia, and dcpressa). 



[Hgh.] 



SCHINER, Fauna Austr., i, 586. 



BALL, Proc. U. S. N. M., 1883, 635, habits, notes by Riley. Geneva, N. Y. 

 LINTNER, 4th N. Y. Kept.. 309-314; the Cluster Fly, sometimes gathers in 



houses in immense numbers in the cooler season. N. Y. 

 RILEY and HOWARD, Insect Life, v, 263, notes from correspondence on 



clustering in houses. 

 HOUGH, Zool. Bull., n, 283, syn. 



HOWARD, Canad. Ent., xxxm, 44, oc. in Va. ; bred from cowdung. 

 Quebec Wulp; N. J. Smith Cat.; Montreal Chagnon ; Ohio Webster, 

 vespillo FABRICIUS, Ent. Syst., iv, 318 (Musca) ; Syst. Antl., 292 (id.). Europe. 

 MEIGEX, Syst. Beschr., v, 65 (id.). 

 WALKER, List, iv, 907, oc. in Nova Scotia. 

 SCHINER, Fauna Austr., i. 586. 

 HOUGH, Biol. Bull., n, 283, fig. i, confirms oc. in N. A. 



CHRYSOMYIA. 



DESVOIDY, Myodaires, 444, 1830. 



BRAUER and BERGENSTAMM, Zweifl. d. Kaiserl. Mus., v, 391, 1891 (Para- 



litcilia in part). 



GiGLio-Tos, Ditt. del Mess., iv, 5, 1895, def. 

 HOUGH, Ent. News, x, 64, 1899, def., and includes the species formerly 



called Compsomyia. 

 aztequina BIGOT, Annales, 1877, 252. Mex. 



GiGLio-Tos, Ditt. del Mess., iv, 5, makes a syn. of macellaria. 



BRAUER, Sitzungsbericht d. K. Akad., cvm, 523, confirms gen. ref. from 



type. 



caerulescens DESVOIDY, Myodaires, 447, 8. Carolina, 

 callipes BIGOT, Annales, 1877, 249 (Somomyia). Mex. 



BRAUER, Sitzungsbericht d. K. Akad., cvm, 524, gen. ref. (Compsomyia). 

 certina WALKER, List, iv, 873 (Mnsca). Fla. 



Probably same as Pseudopyrellia cornicina. 

 decora DESVOIDY, Myodaires, 448. W. I. 

 flavigena BIGOT, Annales, 1877, 249 (Somomyia) .Mex. 



BRAUER, Sitzungsbericht d. K. Akad.. cvm, 522, refers the type to 

 somyia. 



