323 



of hind tarsus distinctly exceeding that of hind tibiae, the basal joint 

 longer than the remaining joints combined ; claws of fore tarsi equal 

 in length, those of the mid and hind pairs very unequal. Apex of third 

 vein extending to four fifths of the wing-length; first vein not reach- 

 ing to middle of last section of third, that portion of first beyond the 

 cross vein less than half as long as section preceding it; media forking 

 distinctly in front of cross vein; cubitus forking in line with base of 

 posterior branch of media. 



Length, 3.5 mm. 



Tvpe localitv, Little Bear Lake, Columbia, Mich., July 15, 1914 

 (C. A. Hart). 'Paratype from Polk Co., Wis., July (Baker). 



This species is distinguished from any previouslv described from 

 North America by the single bristle on each femur, jjy the infuscated 

 wings, and by the peculiar color of the fifth tarsal joint of the fore 

 legs. 



7. Palpomyia schwarzi Coquillett 



(PI. XXII, Fig. 10) 



Ceratopogon schwarsi Coquillett, Proc. U. S. Nat. Mus., Vol. 23, 1901, p. 605. 

 Palpomym schwarsi (Coquillett) Malloch, Bull. 111. State Lab. Nat. Hist., Vol. 

 10, p. 224. 



No additional records of this species are available. The Illinois 

 localities are Algonquin, Ll^rbana, and Champaign. 

 Originally described from Texas. 



8. Palpomyia nubifera Coquillett 



Ceratopocion nubifer Coquillett, Jour. N. Y. Ent. Soc, Vol. 13, 1905, p. 61. 

 Palpomyia nubifera (Coquillett) Malloeh, Bull. 111. State Lab. Nat. Hist., Vol. 

 10, p. 217. 



Described from a single female specimen obtained by Mrs. A. T. 

 Slosson at Jacksonville, Florida. Not subsequently recorded. 



9. Palpomyia longipennis Loew 



Ceratopogon longipennis Loew, Berl. Eut. Zeitschr., 1861, p. 313, sp. 10. 

 Palpomyia longipennis (Loew) Malloch, Bull. 111. State Lab. Nat. Hist., Vol. 10, 

 p. 221. 



Larva. — Length, 15 mm. White. Head twice as long as broad; 

 antenna remarkably small, consisting apparently of three segments, the 

 basal one about 1.5 times longer than either of the otiier two and much 

 thicker; mandibles (PI. XVHI, Fig. 12) brown on apical half; labial 



