84 Mr. A. G. Butler on Heterocerous Lepidoptera 



costal margin and at its inferior angle with white ; 

 an externo-discal series of minute blackish dots, some- 

 times obsolete ; secondaries sericeous snow-white ; thorax 

 above reddish, abdomen white ; wings below snow-white ; 

 primaries with the basi- subcostal stripe and triangular 

 patch indicated in leaden grey ; palpi and under surface 

 of anterior legs reddish. Expanse of wings, 17 — 19 mm. 



" Valparaiso, November and December." — T. E. 



A variety occurs in which the reddish markings above 

 are strongly suffused with slaty grey. 



Lindera, Blanchard. 

 69. Lindera tessellatella. 



Lindera tessellatella, Blanchard, in Gay's ' Fauna 



Chilena,' vii., p. 106, n. 1 (1852) ; Berg, Bull. 



Soc. Imp. Nat. Mosc, xlix., p. 236, n. 18 (1875). 

 Safra bogotatella, Walker, Cat. Lep. Het., xxix., p. 785, 



n. 1 (1864). 

 Setomorpha bogotatella, Zeller, Horae Soc. Ent. Boss., 



xiii., p. 205, n. 1 (1877). 

 Chrestotes bogotatella, Butler, Ann. & Mag. Nat. Hist., 



ser. 5, vol. 7, p. 401 (1881). 



No exact locality recorded. 



Ithutomus, n. g. 



Form and style of marking of Psecadia ; wings long 

 and rather narrow ; primaries with the costal margin 

 slightly convex, the outer margin oblique, but rather less 

 so than in Psecadia, inner margin nearly straight; dis- 

 coidal cell long, extending almost to the second third of 

 the wing ; all the veins separate at their origins ; costal 

 vein extending to about the middle of the margin ; sub- 

 costal four-branched ; the last subcostal, three radials, 

 and the third median branch emitted, at about equal dis- 

 tances, from the end of the cell ; the second median 

 close to the third; secondaries elongate-ovate; costal 

 and subcostal veins nearly parallel, the latter simple, not 

 forked ; radial forked, emitted from a short footstalk ; 

 disco-cellulars very oblique ; second and third median 

 branches emitted close together and widely separated 

 from the first branch ; abdominal margin very convex ; 



