LEPIDOPTERA HETEROCERA. 553 



tibiae anticae bidentatae ; posticae calcaribus duobus longis apicalibus. 

 Alae angustae, mediocriter longae ; anticae ad costam subconvexae, 

 apud inarginem apicalem valde obliquae, postice rotundataB non 

 angulatae, venis la 2a et 3a infcrioribus approximatis, 4a remota. 



Male? Body slender. Palpi very short. Proboscis short. 

 Antennae setaceous, simple, submoniliform. Legs rather stout ; fore 

 tibiae armed beneath with two long teeth ; hind tibiae with two long 

 apical spurs. Wings narrow, of moderate length. Fore wings 

 slightly convex in front, very oblique along the apical border, 

 rounded and not angular behind ; second inferior vein equidistant 

 at the base between the first and the third ; third about four times 

 further from the fourth than from the second. 



1. Thyone simplex. 



Alba ; corpus, palpi, antenna et pedes testacea, alho tomentosa ; 

 tibice tarsique antica fusca. 



White. Body, palpi, antennae and legs testaceous, with white 

 tomentum. Fore tibiae and fore tarsi brown. Length of the body 

 ( 2 lines ; of the wings 8 lines. 



! a. Honduras. From Mr. Dyson's collection. 



Genus 129. MILTOCHKISTA. 



Palpi breves, recte porrecti, subpilosi ; articuli longitudine sub- 

 aequales, lus longi-ovatus ; 2us et 3us valde attenuati et elongati,3us 

 subulatus, valde acutus. Maxillae capite longiores. Antennae seta- 

 ceae, maris subciliatae. Alae sat latae ; anticae subtrigonae, non sub- 

 truncatae. Pedes mediocres; tibiae breves, posticae quadricalcaratae. 



Miltochrista, Hilbn. Verz. Schmett. 166. 

 Phalaena Geometra, p., Forst. 



Bombyx, p., Fabr. ; Stew, ; Turt. ; Wien. Verz. ; Hubn. 

 Phalaena, p., Don. 

 . Lithosia, p., Haw. ; Ochs. ; God. ; Meigen. 

 Callimorpha, p., Steph. 



1. Miltochrista miniata. 

 Alee miniatce ; anticce strigis tribus nigris, 2a undata, 3a punctata. 

 Geometra miniata, Forster, Nov. Sp. Ins. Cent. i. 75. 



