ARGTEOSTROTIS. 519 



some white points on costa ; a large oblique silvery winte spot at 

 apex where it is bidentate, a wedge-shaped subterminal spot below 

 vein 7 with triangular spot beyond it, a lunulate spot below 6 with 

 quadrate spot beyond it, a conical spot below vein 5 just before 

 termen, a dentate mark defined by white below 4 and a small sub- 

 terminal white spot below 3 ; a terminal blackish line defined on 

 inner side by white striae below veins 3 and 2 ; cilia yellowish with 

 dark brown dentate line near tips which are whitish. Hind wing 

 orange, the terminal area broadly reddish brown except at tornus 

 leaving some yellow on termen from apex to vein 2 where there is 

 a slight brown terminal line ; cilia white, lirown at tornns ; the 

 underside orange with the costal area slightly irrorated with black 

 except towards base, the apex and termen white, a black point below 

 upper angle of cell, postmedial line with black spot at costa, bent 

 outwards below costa, then oblique waved, with red-brown suffusion 

 beyond it below veins 5 and 1, terminal blackish points from apex 

 to vein 3. 



Ab. 1. Fore wing with the silver spot beyond lower angle of cell 

 triangular. 



Hab. Br. Hondtjeas, Belize; Tri:^^idad ; Fr. Guiana, Cayenne, 

 type t cT fidgida in Coll. llothschild; Brazil, Amazons, Para ( Bates), 

 1 2 type, Castro Parana (D. Jones), type t c? crce.sita in U. 8. Jfat. 

 Mus. ; Colombia; Ecuador; Bolivia.; Paeaguay, Sapucay (FosiJ^r), 

 1 J . Exp. 30 millim. 



3382. ArgyrostP«iis--amoenita. 



Noctua amoenita, Craiu. Pip. Exot. iv. p. 47, pi. ?>12. f. D (1782). 

 Thyria ditissima, Driice, Biol. Oentr.-Ain., Het. i. p. 333 (part), nee Wlk. 



Head and thorax red-brown mixed with pinkish white ; palpi 

 with whitish rings at tips of 1st and 2nd joints ; frons whitish below 

 and with lateral dark spots ; tegulte with brown spots near basa 

 and dark medial line ; pectus white ; legs rufous, the tarsi rijiged 

 with white; abdomen orange, the crests, anal tuft, and ventral 



Fig. 110.— Arfft/rosirotis amceniia, J. 



surface rufous and red-brown. Fore wing pale pinkish suffused and 

 irroruted with dark red-brown; snbbasal line pinkish, waved, from 

 costa to submedian fold ; antemedial line double, black tilled in with 

 ])ihkish, slightly angled outwards below costa and excurved below 

 the cell, an oblique pinkish striga before it from submedian fold to 

 below vein 1 ; claviform absent; orbicular and reniform silver 



