7« 



iJi-n 4: m m Mi^i tö f^ i- s^ -t a w ^ 



noticed already in his papei'''\ lictwecn the species of the two continents, new 

 and old, there are many clilferences in the characteristics. And, it may be 

 the best way to divide the family into two s^enera, viz. ; Dilar (which includes 

 NAV-^s' genera, Dilar, Lidar, Kexavins, Fiienienus, and Nepal) and Nallachiiis 

 (of which ineluikd NA\'.^s' genera Nallachms and Nurcma). 



AccordinL; to the author, at the present, three species and a variety 

 found in Japan in wide sense, and D. nohirae seems to be a synonym of 

 D. japoiiiiiis. 



List of Species described in this Paper, showing their 

 Geographical Distributi(jn 



Key to the species found in Japan. 



Ai Anterior one of the tubercles on the head round. In the fore wing ; 

 ground colour slightly brown, one radial sector, 13 cross veins in 



subcostal- and 1 2 in radial area 



D. fonnosajuis Okam et KwYM. 

 , Aj -\nterior tubercle of the head not round. In the fore wing, about 

 10 cross veins both in subcostal and radial areas. 

 Bj Tubercle above mentioned transversal. In the fore wing ; ground 

 colour testaceous, about 10 cross veins in subcostal and radial 

 areas - .D. septentrionalis Nay. 



b) At tlio end of that paper he wrote, " D. Prestoni from S. America, and D. americanas 

 from X. America, differ in their small size and in neuration, and perhaps will be eventually 

 j^eparated generically." 



