56 Mr. J. H. Leech on 



8o0. Iladcna adjiincta. 



Mamcstra adjnnda, Stand., Stett. Ent. Zeit., 1888, p. 249; 



Rom. sur Lop., vi, p. 423, pi. vi, fig. 8 (1892). 

 Mamcstra advcna, var. adjunda, Leech, Proc. Zool. Soc. 



Lond., 1889, p. 486. 



On the plate Staudinger refers to this as a variety of 

 advcna. Fab., but in the text he describes it as a distinct 

 species, which it certainly seems to be. 



I have seven specimens from Oiwake and Yokohama, 

 and one from Chang-yaug. 



IHstrihution. Amurland; Central and North China; 

 Japan. 



831. Hadcna grisca. 



Alysia grisea, Butl., Ann. and Mag. Nat. Hist., (5) i, p. 

 82 (1878) ; 111. Typ. Lep. Het., iii, p. 13, pi. xUv,fig. 5 



(1879). 



Butler's t^'pe was from Yokohama. 

 HaUtat. Japan. 



832. Hadcna S'ldcndcns. 



Noctua splcndcns, Hlibn., Noct., fig. 400. 



Mamcstra splcndcns, Stand., Rom. sur Lep., vi, p. 427 (1892). 



Staudinger records this species from Corea. 

 Distrihution. Europe. — Amurland ; Corea. 



833. Hadcna illoha. 



Agrotis illoha, But!., Ann. and Mag. Nat. Hist., (5) i, p. 162 



(1878) ; 111. Typ. Lep. Het., iii, p. 14, pi. xliv, fig. 7 



(1879). 

 Grap}d]^hora pacifica, Butl., Ann. and Mag. Nat. Hist., (5) 



i, p. 165 (1878) ; 111. Typ. Lep. Het., ii, p. 28, pi. xxx, 



fig. 2 (1878). 

 Mamcstra clcclinans, Staud., Stett. Ent. Zeit., 1888, p. 250; 



Rom. sur. Lep., vi, p. 427, pi. viii, fig. 2 (1892). 



Illoha is greyish in colour of primaries, and the second- 

 aries are less suffused with fuscous, but it does not differ 

 in other respects from pacijica. Staudinger describes an 

 extreme example of the 'pacijica form from Amurland as 

 " Mamcstra" dcclinans, and states that he has received nine 

 specimens from Japan which agree with his Amurland 



