36 xoctvjdje. 



A. Fore wing with medial black patch on costa diphteroides. 



P>. Fore wing without medial black patch on costa vesta. 



3609. Leuconycta diphteroides. 



Microccelia diphteroides, Gnen. Noct. i. p. 34, pi. 3. f . 7 (1852); Grote, 

 Proc. Ent. Soe. Phil. iii. p. 78, pi. 2. f. 2; id. Trans. Am. Ent. Soc. ii. 

 p. 195, pi. 3. f. 69; Smith, Cat. Noct. N. Am. p. 48. 



Microccelia obliterata, Grote, Proc. Ent. Soc. Phil. iii. p. 79 (1864) ; id. 

 Trans. Am. Ent. Soc. ii. p. 195, pi. 3. f. 70. 



Head and thorax pale green mixed with white, the head with 

 some brown scales ; palpi ochreous banded with brown ; antennas 

 brown ; tegulae edged with brown ; prothoracic crest red-brown at 

 base ; patagia and metathoracic crests tipped with black ; pectus 

 and legs whitish tinged with ochreous, the tibiae and tarsi dark 

 brown, the latter ringed with white; abdomen white irrorated 

 with black, the ventral surface tinged with ochreous. Fore wing 

 very pale green irrorated with white ; subbasal line double, waved, 

 black, interrupted below costa and above inner margin, a triangular 

 black spot beyond it on costa; antemedial line double, black, 

 oblique, waved, strongly angled inwards on vein 1 ; claviform 

 defined by black ; orbicular and reniform with white annuli 

 defined by black, the former elliptical, the latter open above, its 

 centre defined by blackish on outer side and below, a black fascia 





Fig. 8. — Letteonycta diphteroides, rf . ]. 



between them above median nervure, with a blackish shade, above 

 it from costa ; a slight waved line from below reniform to inner 

 margin ; postmedial line double rilled in with white, strongly bent 

 outwards below costa, then lunulate and with black points beyond 

 it on the veins, oblique below vein 4, some black and white points 

 beyond it on costa; subterminal line slight, white, defined on inner 

 side by dentate black marks, waved, incurved at discal and sub- 

 median folds ; a terminal series of minute black lunules slightly 

 cleliued by white on inner side ; cilia chequered blackish and white 

 and with blackish line through them. Hind wing white slightly 

 irrorated with fuscous; a slight discoidal point, traces of dentate 

 postmedial and subterminal lines and a terminal series of black 

 striae; the underside white tinged with rufous, especially on the 

 veins and costal area, a black discoidal spot and indistinct sinuous 

 postmedial line. 



