182 INSECUTOR INSCITI^ MENSTRUUS 



Habitat. — Japan. ] 



Holotype, male, Sapporo, July 27, 1908 (T. Shiraki). 



Genus PSELLIOPHORA Osten Sacken 



Pselliophora galeata, new species. 



Male. — Length, about 14 mm. ; wing, 13.3 mm. 



Generally similar to P. isshikii (Matsumura), differing as 

 follows : Antennal flagellum uniformly dark brown ; first 

 flagellar segment dark brown, the pectination much longer 

 than in P. isshikii. Mesonotal praescutum with three con- 

 spicuous brownish black stripes ; each scutal lobe with two 

 confluent brownish black spots. Legs with the femoral tips 

 narrowly dark brown ; tibise and tarsi dark brown, the bases 

 of the tibias brighter. Wings yellow, the apex of each dark 

 brown; bases of cells Ro, Rs, Rr^, M^ and 2nd Mg of the 

 ground-color. Rs much shorter and more strongly arcuated 

 than in P. isshikii, feebly spurred at origin ; inner end of cell 

 ist M^ nearly square. Abdomen orange with a narrow dark 

 brown stripe, expanded on the eighth and ninth tergites to 

 cover the entire sclerites. Male hypopygium with the eighth 

 sternite projecting caudad and ventrad into a conspicuous 

 hood-shaped structure. 



Habitat. — Japan. 



Holotype, male, Oshima, Honshu, July 16, 1918 (T. Shiraki). 



Pselliophora septentrionalis, new species. 



Male. — Length, 15 mm. ; wing, 14.4 mm. 



Generally similar to P. isshikii (Matsumura), differing as 

 follows : Antennal flagellum bicolorous, the stem of each seg- 

 ment fulvous, the pectinations and terminal segments black. 

 Body entirely a deep shiny fulvous, without markings. Legs 

 entirely yellow. Wings yellow, the apex of each in cells 

 Ro, R^ and Rr, weakly infuscated. Rs long, gently arcuated 

 at origin. Male hypopygium with the eighth sternite not at 

 all projecting. 



Plabitat. — Japan. 



Holotype, male, Teshio, July 12, 191G (T. Isshiki). 



