312 Mr. A. E. Mfleman on New and Unrecorded Species 
Biston invenustaria, var. sinicaria, Leech, Ann. and Mag. 
Nat. Hist. (6), xix, p. 324 (1897). 
Alcis invenustaria, ab. suffusaria, Warr., Nov. Zool., viii, 
p. 32 (1901). 
Alcis molata, Warren, Nov. Zool., viii, p. 33 (1901). 
Boarmia invenustaria, Swinhoe, Trans. Ent. Soc. Lond., 
1902, p. 624. 
Warren has described an aberration, suffusaria, which is 
not mentioned by Leech in his catalogue. Warren’s form, 
suffusaria, is exactly the opposite of Leech’s form, sinicaria. 
In the latter the black markings and brown bands are 
darker and more prominent. In the former all black 
markings are absent, and the upper surface of both wings 
is suffused with dull grey in which even the brown 
markings are almost lost. 
A series of eight males and two females of the typical 
form taken at Yoshino, Yamato, in June, July, August, 
1899, and at Junsai Numa, Oshima, Yezo, June, 1902: 
var. sinecaria, Leech, type f, from W. China (Moupin); 
ab. suffusaria, Warr., type 3, from Japan (Yokohama). 
Local distribution. Hondo; YEZO. 
General distribution. CENTRAL and WESTERN CHINA; 
JAPAN. 
Collection number, 481. 
Genus BOARMIA. 
Treitschke, Eur. Schmett., v, p. 483 (1825); Hampson, 
Fauna Brit. India, Moths, iii, p. 256 (1895). 
250. 
Boarnia concinnata, sp. n. 
¢. Antennae bipectinate, the branches slender and decumbent. 
Forewings whitish grey, powdered with greyish brown most densely 
on the outer marginal area ; antemedial line blackish, curved, indis- 
tinct ; postmedial line black, outwardly edged with whitish, curved 
inwardly to lower angle of cell, thence oblique to the inner margin ; 
medial line outwardly oblique to lower angle of cell, thence parallel 
with postmedial line to the inner margin ; submarginal line whitish, 
sinuous ; some black dots on the outer margin between the nervules. 
Hindwings whitish, sparingly powdered with greyish brown, more 
heavily on the outer marginal area ; there are traces of a blackish 
medial line on the abdominal area, the postmedial line is black and 
