THE CANADIAN ENTOMOLOGIST 51 



rather long, brownish gray, the second segment yellowish brown, 

 the flagellum elongated, the segments dark brownish black through- 

 out, slightly incised beneath. Head light gray with a narrow, 

 median, brown vitta. 



Mcsonotal praescutum light gray with three brown stripes, of 

 which the lateral pair are shortened; scutum with the lobes light 

 gray, indistinctly brown in the centre; scutellum and postnotum 

 light gray, the latter more whitish. Pleura with the dorso-pleural 

 membrane yellowish, the sclerites clear blue-gray. Hal teres 

 elongate, light brown, the knobs darker. Legs with the coxae 

 pale, with a sparse whitish or gray bloom; trochanters brownish 

 yellow; femora brown, darkened on the apical half; tibiae and tarsi 

 brown. Wings with a very pale picture, much paler than the 

 similar eluta Loew and aspidoptera n., and in some respects suggest- 

 ing sayi Alexander; the costal cell is yellowish; stigma rounded, 

 yellowish brown; the membrane of the wing grayish hyaline, 

 darkest on the apex and in the caudal cells; cell Rb almost hyaline 

 like the basal cells. 



Abdomen brownish gray, the lateral margins. of the segments 

 broadly dull yellow, the caudal margins narrowly ringed with the 

 same colour; hypopygium yellowish. 



Holotype, cT, Paris ,Texas; April 13, 1904 (A. A. Girault). 



Allotype, 9 , topotypic. 



The type is in the collection of the United States National 

 Museum, the allotype in the collection of the author. 



Tipula guasa, sp. n. 



ATa/e— Length 8.5-10.3 mm.; wing 8.5-10.9 mm. 



Female — Length 11.2 mm.; wing 9 mm. 



Palpi brown, the third segment pale at the base. Frontal 

 prolongation of the head rather short, nasus not very prominent; 

 the prolongation yellow, more brownish beneath, with a subim- 

 pressed brown lateral line and a sparse gray bloom on the dorsal 

 surface. Antennae with the first segment brown, the second 

 segment paler, the apices of the scapal segments pale; flagellum 

 short, dark brownish black, the segments short, broad basally, 

 narrowed toward their tips, the segments not incised. Head dark 

 brown, paler adjoining the eyes, a little grayish on the middle line 



