510 Sir G. F. Hampson on new 



(29) Pachjzancla nigripalpis, sp. n. 



Lygropia unicoloralis, Druce, Biol. Centr.-Am., Het. ii. p. 254 (part.), 

 nee Guen. 



^ . Orange ; palpi black ; legs black ; abdomen with the 

 ventral surface black except at extremity. Wings without 

 markings, the hind wing somewhat paler and semihyaline. 



? . Deeper orange, the fore legs only black, the ventral 

 surface of abdomen white. 



Hab. Mexico, Milpas {Forrer), 1 (^ type ; Guatemala, 

 Zapote {Champion), 1 $ , Godman-Salvin Coll. Exp., c?28j 

 ? 26 mm. 



(30) Pachyzancia straminea, sp. n. 



Lygropia unicoloralis, Druce, Biol. Centr.-Am., Ilet. ii. p. 254 (part.), 

 uec Guen. 



(J . Orange-yellow; palpi with the third joint black ; fore 

 femora above and the fore and mid tibise and tarsi black. 

 Wings without markings ; fore wing with the costal edge 

 black towards base; hind wing somewhat paler and slightly 

 semihyaline. 



Hab. Mexico, Guerrero, Omilteme [H. H. Smith), 1 (? 

 type, Godman-Salvin Coll. Exp. 32 mm. 



(3) Rhectosomia perelongata, sp. n. 



(J . Head and thorax rufous ; frons and tarsi whitish ; 

 abdomen dark reddish brown ; the two basal segments 

 ochreous and rufous. Fore wing very narrow and elongate ; 

 rufous mixed with greyish ; a very indistinct blackish ante- 

 medial line, excurved in .cell, then oblique, a triangular 

 greyish mark beyond it in cell ; a greyish bar across end of 

 cell with oblique band from it to inner margin, some black 

 irroration before it ; post medial line slight, dark, bent out- 

 wards below costa, acutely dentate to vein 6, sharply angled 

 inwards in discal fold, bent outwards between vein 5 and 

 submedian fold to near termen, then bent inwards, some 

 yellow streaks beyond it below costa and above and below 

 vein 5, and three spots beyond the excurved portion ; a fine 

 whitish terminal line ; cilia blackish with whitish line at 

 middle. Hind wing semihyaline whitish, the terminal area 

 suffused, with red-brown ; a Avaved fuscous postmedial line ; 

 a minutely waved fuscous subterminal line, sharply angled 

 inwards at discal fold, bent outwards from vein 5 to sub- 

 median fold, then incurved ; cilia whitish at base, dark at 

 tips. 



Hab. Peru, Oconeque {Ockenden), 1 cJ type. Exp. 

 82 mm. 



