ON THE OSMYLINiE OF JAPAN. 



All the costal veinlets simple; radial sector with 10-12 branches; 

 two series of gradate veinlets irregular and scarcely parallel. 



Hindwing with inner marginal area only occasionally slightly 

 clouded with brown ; pterostigma slightly fuscous yellow. 

 Measurements : 



Length of body 9 — 10 mm. 



„ „ forewing 16—19 » 



Width of „ 6.5 — 7 „ 



Length of hindwing 14 — 15 „ 



Hab. : Specimens from the following localities are in my col- 

 lection : 



Prov. Harima, Mr. S. Iguchi coll. 



Prov. Wakasa, Mr. I. Isaki coll. 



Mt. Kinbo near Kumamoto, Mr. K. Yokoyama coll. 



Yanagawa, Prov. Chikugo, Mr. T. Takamuku coll. 



Hokkaido(?), Mr. H. Okamoto coll. 



Mt. Natsusawatöge, Prov. Shinano ; Kyoto ; Yoshino, Prov. 

 Yamato ; Mr. A. Nohira coll. 

 Remark : Petersen (I.e.) said that Navâs Lysmus nikkoensis is 

 probably referable to tuberculatus, but I am decidedly of the opinion 

 that the two are distinct. It may be doubted if the female specimen, 

 which he considered to be tuberculatus, really represented that 

 species. 



Spilosmylus flavicomis (MacLachlan). 



Osmylus flavicomis MacLachlan, Trans. Ent. Soc. Lond., ii, p. 

 179-80 (1875). 



Osmylus faurinus Navâs, Ann. de la Soc. Scient. Brüx., p. 192 

 (1910). 



Lysimis faurinus Naväs, Rev. Russ. d'Entom., xi, p. 114 (191 1). 

 Osmylus? ? flavicomis Krüger, Stett. Ent. Zeit., p. 271 (1913). 

 Head yellow, ocelli yellow, broadly margined with same color ; 



