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. 
Mesonotal pra\scutum 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 of gray bloom; trochanters brownish 
yellow; femora brown, darkened on the apical half; tibial and tarsi 
i)rown. 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, 
\'ellowish brown; the membrane of the wing grayish hyaline, 
darkest on the apex and in the caudal cells; cell Rh 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, c^, 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. 
Male— 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 
