60 THE CANADIAN ENTOMOLOGIST 
NEW NEARCTIC CRANE-FLIES (TIPITLID^, DIPTERA). 
PART IV. 
BY CHARLES P. ALEXANDER, LAWRENCE, KANSAS. 
Famih' TipulidcB. 
Sub-family LimnobiincE. 
Tribe Eriopterini. 
Erioptera (Erioptera) megophthalma, sp. n. 
Allied to E. macrophthalma Loew, E. vespertina O.S., etc.; 
coloration reddish yellow throughout; antennae with the scape 
dark brown, the flagellum pale basally, passing into darker to- 
ward the tip; inner margins of the eyes broadh' margined with 
silvery. 
Ma/e.— Length 5.5. mm.; wing 4.5-5.2 mm. 
Rostrum and palpi dark brown. Antennae with the scape 
dark brown, the basal flagellar segments light yellow, passing into 
dark brown toward the tip. Head with the front and the vertex 
adjoining the inner margin of the eye silvery white; remainder of 
head yellowish buff with an indistinct brown median line. Eyes 
of the male very large, contiguous across the ventral portion of 
the head, purplish black. 
Thorax clear reddish yellow, including the pleura, not bright- 
ened on the humeral angles of the mesonotal praescutum (as in 
vespertina). Hal teres pale. Legs golden yellow, the apical tarsal 
segments darkened. Wings with a pale grayish tinge, the veins 
pale, the costal region yellow. 
Abdomen light reddish yellow with long, pale hairs; male 
hypopygium with the ninth tergite quadrangular, the apex squarely 
truncated, pleurites long, the dorsal appendage straight, pale, 
tipped with darker. 
//a6t7a/.— Northeastern United States. 
Holotype. — d^, Bools Hillside, Ithaca, N. Y., reared from 
larva, June 3, 1917. 
Allotopotype.— 9 ■ 
Paratopotypes. — 25 cfs 9 s; paratypes, cf, Westchester 
Co., Tarrytown, June 9, 1914 (Frost); Fulton Co., Sacandaga 
Park, June 18, 1910 (Alexander); Herkimer Co.. Indian Castle, 
June 9-13, 1915, (Alexander). 
February. 1918 
