THE CANADIAN ENTOMOLOGIST. 237 



ver\' close to the mediiin stripe; scutum with the lolscs brown; 

 scutellum and postnotum yellowish medially, the sides dark brown, a 

 narrow indistinct median line. Pleura yellowish with brown blotches 

 as follows: On sides of the propleura; a large blotch on the meso- 

 e[)isternum and mesosternum; a very dark spot on the dorso- 

 cephalic angle of the mescpimerum, a dark blotch at the base of 

 the halteres. Halteres paler. Legs, coxa? dull yellow with the 

 base on the outer side tinged with brown; trochanters yellow; 

 femora yellow, the tip brown; tibia; light brown, tarsi dark brown. 

 Wings with a light gray suffusion, cells C and Sc a little lighter, 

 yellowish; stigma brown; hyaline spots as follows: In front of and 

 beyond the stigma, cell 1st M2, a large blotch in the end of cell M 

 and a spot in cell 1st A near the end of vein 2nd A; veins Cu and 

 2nd A narrowly seamed with brownish. Venation (see plate XVI, 

 figure 2). 



Abdominal tergites with (he basal third yellowish, apical two- 

 thirds brown; pleural line conspicuoush" dark brown; sternites 

 light \-ellow, each segment with a narrow, transverse subbasal 

 brown band. Male hypopygium: 9th tergite from above narrow, 

 not nearly as wide as the 8th tergite, its lateral angles rounded, 

 its caudal margin deeply and broadly notched. Pleural append- 

 ages from the side (see plate XIX, fig. 2). A more dorsal and ectal 

 fleshy lobe which is directed backward, this lobe cylindrical, 

 tapering, provided with sparse long hairs; entad and ventrad of 

 this lobe is a large bifid appendage whose caudal arm is feebly 

 chitinized, pale, with abundant hairs, the inner or cephalic arm is 

 chitinized, and with strong teeth which approach the caudal margin 

 of the 9th tergite. Penis with the certtral vesicle large, its convex 

 side directed dorsad, the penis proper, long and slender. 



Female. — Almost as in the d^, the antennce shorter; oviposi- 

 tor with the tergal valves much more slender than the higli 

 sternal valves. 



Holotype, cf, Tokyo, Japan; April 26, 1912 (\'ial 25). 



Allotype, 9, Tokyo, Japan; April 26. 1912 (\"ial 2,5). 



Paratype, 9 ; Tokyo, Japan; April 26, 1912 (Vial 25). 

 Tipula serricauda, sp. n. 



Head with a brown median stripe; thorax with three brown 

 stripes; abdomen trivittate with brown; female ovipositor with the 



