ADDENDA AND CORRIGENDA. 521 



Page 138. 



*3725a. Acronycta tonitra. (Plate CXLVIII. fig. 31.) 



Acronycta tonitra, Smith, J. N. Y. Ent. Soc. xvi. p. 83 (1908). 



Head, thorax, and abdomen smoky grey-brown ; gula3 white ; 

 pectus whitish ; legs more or less smoky grey-brown. Fore wing 

 smoky grey-brown ; antemedial line very indistinct, with an oblique 

 shade from costa, oblique, slightly angled inwards below the cell 

 where there are traces of a black streak from it to base, sometimes 

 defined on outer side by a few white scales; orbicular defined by 

 black, small, elliptical ; reniform small, elliptical, more or less 

 obscured by the dark medial shade which extends from costa to 

 reniform and is rarely traceable below the cell ; postmedial line 

 black defined on inner side by white suffusion, strongly dentate, 

 excurved from costa to vein 4, then incurved, with short black 

 streaks beyond it at discal and submedian folds, the latter extending 

 to just before the line; cilia chequered grey and fuscous, white at tips. 

 Hind wing whitish, the terminal area slightly tinged with brown ; 

 the underside with fuscous discoidal spot and postmedial line. 



Bab. U.S.A., Missouri, St. Louis. Exp. 35-41 milliin. This 

 species is unknown to me ; figured from a drawing from type in 

 Coll. J. B. Smith. . 



Page 196. 



3802 a. Delta phoenicraspis, n. sp. (Plate CXLVIII. fig. 1.) 



5 . Head and thorax ochreous white mostly suffused with 

 crimson ; tegulae pale at base ; patagia pale at outer side and 

 with dark streak near upper edge ; legs with dark streaks, the spurs 

 banded w T ith black ; abdomen ochreous white tinged with crimson 

 except at base. Pore wing ochreous, the costal area suffused with 

 crimson to near apex, the medial part of inner margin tinged with 

 crimson ; a fine black streak in basal half of submedian fold followed 

 by two slight oblique streaks below vein 2 ; the veins streaked 

 with black and defined by white except on costal area ; autemedial 

 line represented by an elongate tooth above inner margin with a 

 Avedge-shaped black mark before it ; orbicular small with black 

 centre and white annulus, its outer edge produced to an acute 

 angle; reniform whitish with its centre defined by black, a narrow 

 bar with its lower extremity produced to a hook, the cell before and 

 between them black- brown ; a chocolate-brown patch beyond lower 

 angle of cell ; postmedial line obsolescent, bent outwards below 

 costa, oblique and reduced to poiuts on the veins below vein 4, 

 some white points beyond it on costa ; subterminal line white, 

 dentate to termen towards apex and on veins 4, 3, then runniug 

 inwards as a curved streak to below end of cell, the area beyond it 

 black-brown to vein 2 ; cilia ochreous suffused with red-brown and 

 blackish except towards tornus and intersected by pale streaks on 

 the veins. Hind wing ochreous white, the veins and terminal area 

 . suffused with brown; cilia ochreous white tinged with reddish towards 



