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, d^ , Fort Resolution, Hudsons Bay Territory (Kennicott) ; 

 in copulation with the allotype. 



Allotype, 9 , topotypic. 



Paratypes, 3 (f's, 9, topotypic. 



The type material is in the collection of the Musemn 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 subhyaline with the vitreous lunate mark extending across 

 the cell 1st Mi into cell M4; male genitalia with the ninth tergite hav- 

 ing the lateral lobes truncated, not pointed; ninth pleurite complete. 



Male. — 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 brown with five distinct darker 

 brown stripes, of which the mecUan 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 brown 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; tibiae yellowish brown, darkened at the 

 tip, the spurs long and slender; tarsi dark brown. Wings pale 

 brownish 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 1st M2 far into 



