THE CANADIAN ENTOMOLOGIST 321 



brown marks as follows: a rounded spot at Sc2, a larger one at 

 origin of Rs, a crossband on the cord running from the tip of Sci, 

 down to fork of Cu and thence to the wing-margin along Cu2; 

 a round spot at cross-vein r, apical margin of the wing brown, 

 a brown seam on cross-vein m, brown dots at ends of all the 

 longitudinal veins; veins yellowish brown. Venation (see fig. 5, 

 plate III);Rs in a line with R4+5; R2+3 short, gently arcuated; 

 crossvein r very far distad so that Ri beyond it is about equal to 

 it in length; cross-vein m present, connecting M2 with Ms; cross- 

 vein m-cu present. 



Abdomen: Tergites, segment one brown, segments two and 

 six dull yellow, an indistinct median brown stripe becoming more 

 plainly defined behind until on the 8th and 9th tergites it abruptly 

 suffuses the entire sclerites; pleural stripe broad, dark brown, 

 extending the length of the abdomen as a conspicuous lateral line; 

 sternites light yellow, a rounded ill-defined brown mark on the 

 8th sternite. 



Vial No. 26.— Tokyo, Japan; April 25, 1912; 19. 



Holotype, 9 , in Vial 26. 



Type in author's collection. 



Related to T. constans Dcone (West. U.S.) but is much 

 smaller with a very different wing pattern. In venation, sug- 

 gesting T. vernalis Osten-Sacken of the Eastern United States. 



Tribe Cylindrotomini. 

 Genus Liogma Osten-Sacken. 



Liogma kiiwanai, sp. n. 



Resembles L. nodicornis O. S., of the United States, but the 

 tripartite penis-guard is very much longer and directed dorsad. 



Male. — Length 15.9 mm.;wing 11.4 mm.; antennae 3.8-3.9 mm. 



Male. — Rostrum and palpi light brown, remaining segments 

 dark brown; flagellar segments slender at base, the inner face 

 produced into a subtriangular tooth, making the ffagellum strongly 

 serrate; front, vertex and occiput dull dark brown, very rugulose, 

 the vertex broad. 



Mesonotum dark brown, a lighter brown line extending from 

 the median line of the scutum, branching Y-shaped and extending 



