150 ENTOMOLOGICAL NEWS [Apr., '17 



Legs slender, yellowish-fuscous; femora and tibiae infuscate to- 

 wards the tips: tarsi fuscous. 



Wings grayish-fuscous, costal border, including cell R almost en- 

 tirely and cells R^ and R' dark fuscous, vein Cu narrowly, vein Cu^ 

 more broadly margined with fuscous; the hyaline vitta begins at the 

 basal third of cell M and extends through cell ist M^ and the bases of 

 cells M- and M^ and cell M^ almost entirely to the apex; the dorsal 

 border of cell R'' is hyaline in its entire length and forms an integral 

 part of the vitta ; a conspicuous hyaline antestigmal spot extends td 

 the apex of cell R; basal third of cell M infuscate, bases of cell Cu 

 and cell i A hyaline. 



Abdomen ochre-yellow without longitudinal stripes and rather faint, 

 pale fuscous striae each side behind the anterior margin of tergites 

 2-4; tergites 5-8 somewhat infuscate, the eighth sternite simple. Hypo- 

 pygium yellowish-brown, ninth tergite longer than wide, posterior mar- 

 gin incised each side, the median part somewhat compressed and pro- 

 duced in the form of a cone; from within the lateral incision arises 

 a small inconspicuous pencil of stiff hairs; ninth sternite long, deeply 

 and narrowly divided; upper appendages large, blade-like, incurved; 

 the middle appendages flattened with an acute lance-shaped process, 

 directed dorsad ; the lower appendages irregular, ascending, and each 

 ends in two small lobes. 



Holotypc, $ , Black Mountains, North Carolina, September, 

 1913 (W. Beutenmueller). In the author's collection. 



Closely resembles Tipiila eliifa Loew, but differs in cells IVP 

 and M^, being partially hyaline and the costal half of cell R^ 

 fuscous. The hypopygium is different in construction. 



Tipula xanthostigma spec. n. (PI. XI, fig. 4). 



Yellowish-brown. Segments of antennal flagellum yellow, black at 

 base. Thoracic stripes margined. The alar vitta extends into cell ist 

 M^ but does not reach the apex ; stigma yellow. 



?. — Length 19 mm.; wing 17 mm. Head grayish-yellow with dark 

 occipital line, face yellowish, frontal prolongation yellow, nasus beset 

 with blackish hairs toward the apex; rostrum light brown on the 

 sides. Palpi light brown, darker towards the apex. Antennae short, 

 scapal joints brownish, joints of flagellum yellow, black at base. 



Thorax. — Pronotal scutum pale brown, a fuscous line each side. 

 Praescutum yellowish-gray, stripes broad, light coffee-brown and al- 

 most entirely concealing the ground color and very narrowly mar- 

 gined with darker brown; the median stripe narrowed posteriorly and 

 divided by a blackish line. Scutum pale coffee-brown, margins paler. 

 Scutellum and postnotum yellow, posterior margin of the latter brown- 

 ish. Pleurodorsal membrane grayish-yellow. Pleura and coxae yel- 

 lowish with a white bloom. Halteres pale, knob fuscous. 



