490 PROCEEDINGS OF THE ACADEMY OF [Sept., 
and bearing a dense tuft of long pale hairs at the apex, these tufts 
hanging penduously in the notch of the sternite. Eighth sternite 
extensive, narrowed posteriorly, the caudal margin broadly U-shaped 
and bearing a long row of prominent yellow hairs on the edge. 
Habitat. — Arctic America. 
Holotype, cf , Fort Resolution, Hudsons Bay Territory (Kennicott) ; 
in copulation with the allotype. 
Allotype, 9 , topotypic. 
Paratypes, 3 cf's, 9, topotypic. 
The type material is in the collection of the Museum of Compara- 
tive Zoology; paratypes in the collection of the author. The speci- 
mens bear the label No. 137 and the chirotypic name ''simplex'' 
in Loew's writing. 
The species is dedicated to Dr. Hermann Loew. 
Tipula mingwe sp. n. 
Allied to cindicornis ; color brownish yellow; size large; wings 
yellowish subh>'aline with the vitreous lunate mark extending across 
the cell 1st M^ into cell M^; male genitalia with the ninth tergite hav- 
ing the lateral lobes truncated, not pointed; ninth pleurite complete. 
Mafe.— Length, 16 mm.; wing, 18 mm. Fore leg, femora, 9.2 mm. 
Hind leg, femora, 11.3 mm.; tibiae, 13.8 mm. 
Female. — Length, 20 mm.; wing, 16.2 mm. 
Frontal prolongation of the head rather long, yellowish brown; 
palpi elongate, brown. Antennae rather short, the first three seg- 
ments yellowish brown, the remaining segments with about the 
basal quarter enlarged, dark brown, remainder of the segments 
medium brown, becoming darker on the terminal segments. Head 
light brown, rather broadly margined with yellowish along the 
posterior border of the eye. 
Thoracic dorsum light yellowish l)rown with five distinct darker 
brown stripes, of which the mechan one is quite narrow, the next 
pair about as long, the more indistinct lateral stripes are shorter; 
scutum and scutellum yellowish brown; postnotum yellowish or 
greenish yellow. Pleura pale yellowish white. Halteres rather 
long, pale ])r()wn at the base, the knob dark brown. Legs with the 
•coxae densely clothed with pale hairs, yellowish; femora yellow, 
a little darkened at the tip; tibia; yellowish brown, darkened at the 
tip, the spurs long and slender; tarsi dark brown. Wings pale 
ibrownish to yellow subhyaline, the costal region more clearly yellow, 
the stigma brown; a whitish vitreous mark before the stigma extend- 
ing from the end of cell C along the cord through cell Isi M2 far into 
