[NSECUTOR INSCITI^ MENSTRUUS 183 



Paratype, male, Chuzenji, July 21, 1910 (Edme. Gallois). 



The paratype is in the Paris Museum and was included in 

 material sent me for determination by Mons. Eug. Seguy. 

 It is a large male (length, 20 mm.; wing, 18 mm.) which 

 agrees in all essential details with the type above described. 



Genus TIPULA Linnaeus 



Tipula isshikii, new species. 



Male. — Length, 13.5 mm. ; wing, 16 mm. ; antenna about 

 9 mm. 



Frontal prolongation of head gray pruinose above, light 

 brown laterally ; palpi pale brown. Antennae with the scape 

 yellow ; first flagellar segment brownish yellow ; remainder of 

 flagellum brownish black ; antennae of male unusually elongate, 

 if bent backward extending to about opposite base of fourth 

 abdominal segment. Head light gray. 



Mesonotal praescutum buffy plumbeous with four brown 

 stripes, the intermediate pair split by a capillary pale line, the 

 lateral and intermediate stripes practically confluent ; scutum 

 gray, lobes darker gray ; scutellum dark testaceous brown ; 

 postnotum gray. Pleura dark with a pale, longitudinal, ven- 

 tral stripe, the entire pleura heavily pruinose; mesosternum 

 dark. Halteres obscure yellow ; knobs a little darker. Legs 

 with the coxae gray pruinose ; trochanters yellow ; femora 

 brownish yellow, soon passing into the broad, dark brown 

 tips ; tibiae brown, the tips darker ; tarsi dark brown. Wings 

 brownish subhyaline, the base and cells C and Sc more yel- 

 low; stigma dark brown; faint and indistinct brown seams 

 along the cord ; an obliterative area before the stigma and a 

 second crossing cell ist Mg. Venation : Rs a little longer 

 than i?3 ; R^ persistent; petiole of cell M^ longer than m; 

 m-cu distinct. 



Abdomen yellow at base, gradually darkening to the dark 

 brown apex, this latter including segments six to nine ; lateral 

 margins of tergites four to seven rather broadly pale, mar- 

 gined internally by a narrow, blackish line that widens out on 

 the posterior segments. Male hypopygium with the ninth 



