104 



HENRY SKINNER, EDITOR. 



inner-anterior side, three large ones on the outer-anterior, two very small ones 

 on the inner-posterior side and four large ones on the outer-posterior side, besides 

 those at the tip ; wings grayish hyaline; the base to beyond the humeral cross- 

 vein brown ; spines of costa small ; calypteres yellowish white. Length 4.5 nun. 

 Female. — Prseocellar bristles present ; front tibiae bearing a bristle on the outer- 

 anterior and one on the inner-posterior side, middle tibiae with two on the inner- 

 anterior, three on the outer-anterior, two on the inner-posterior, and two on the 

 outer-posterior side; spines of costa rather large, otherwise as in the male, except 

 the sexual characters. 



Beulah, New Mexico (Coquillett). A specimen of each sex col- 

 lected August 17. 



LIST OF DIPTERA. 



ABBREV 



The first letter after a species 

 next letter or letters the collector 

 Coq.— Coquillett, D. W. 

 J. — Johnson, C. W. 

 C— Cockerel 1, T. D. A. 

 V.— Viereck, H. L. 

 A.— Aldrich, J. M. 

 S.— Skinner, H. 

 M. D. C— Cockerell, M. D. 

 W. P. C— Cockerell, W. P. 

 Ch. — Chapman. 



TIPULID.E. 

 Dicranomyia halterata 0. 8. Coq., C. 



defuncta 0. S. Coq., C. 

 Limnobia triocellata 0. S. Coq., C. 

 Erioptera septentrionalis 0. S. Coq., ('. 

 Molophilus colonus Berg. Coq., C. 



hirtipennis 0. S. Coq., C. 

 Eriocera spinosa 0. s '. Coq., C. 

 Tipula fallax Loeiv. Coq., C. 



bicornis Forbes. Coq., C. 

 Pachyrrhina ferruginea Fabr. J., V. 



erythropkrys Will. J-, S. V. 



CULICID.E. 

 Culex iinpiger Walk. Coq., C. 

 rep tans Meig. Coq.. C. 



PSYCHODID^E. 

 Pericoma bipunctata Kinc. Coq., C. 



CHIRONOMIDiE. 

 Chironomus brunneus Walk. J., V. 



IATIONS. 



denotes the determiner, and the 



MYCETOPHILID.E. 

 Dyuatosoma fulvida Coq. Coq., C. 

 Lasiosoma fasciata Say. Coq., C 

 Mycetophila ichneuinonea Say. Coq.,C. 



Sciara nigra Wied. Coq., C. 

 Dilophus stigmaterus Say. J., S. 

 Aspistes anal is Kirby. J., S. 



LEPTID.E. 

 Syinphoromyia fulvipes Bigot. Coq.. < . 



STRATIOMYIDyE. 

 Sargus decorus Say. Coq., C. 



viridis Say. Coq., C. 

 Stratiomyia barbata Loew. Coq., C. 



TABANID.E. 

 Chrysops noctifer 0. S. J., V. 

 Therioplectes rhombicus 0. S. J.. V. 



BOMBVLID.E. 

 Spogostylum oedipus Fabr. Coq., C. 

 Anthrax catulina Coq. Coq.. ('. 



