classification of the Pterojihoridce. 19 



a tolerably coutiuuous row of very short dark fuscous scales ou 

 both margins, and with a large tooth of black scales on lower 

 margin before apex. 



Well characterised by its small size, the obsolescence 

 of the frontal tuft, the medium hind-marginal projection 

 of the second segment of fore wings, and the proportion- 

 ally very short thick segment of hind wings. 



St. Denis, Island of Eeunion ; one specimen at the 

 end of April. 



Marasmarcha Uophanes, n. s. 



5 , 13 — 14 mm. Head, palpi, antennse, and thorax pale brownish 

 ochreous, apex of patagia white. Abdomen whitish ochreous, with 

 irregular lateral fuscous lines, anal tuft white. Legs white, longi- 

 tudinally striped with fuscous. Fore wings cleft from three-fifths, 

 1st segment parallel-sided, hind margin very oblique, 2nd segment 

 narrower than 1st, not dilated, hind margin very oblique, anal 

 angle indistinct ; pale brownish ochreous, posteriorly sometimes 

 more brownish ; a small cloudy dark fuscous spot in disc at two- 

 fifths ; cilia ochreous-whitish, with a grey spot above apex, a sharp 

 black line near base along hind margm, a grey patch below anal 

 angle, and four small spots of black scales on inner margin. Hind 

 wings cleft firstly from two-fifths, secondly from near base, seg- 

 ments tolerably linear ; fuscous ; cilia very pale greyish ochreous. 



St. Denis, Island of Eeunion ; two specimens at the 

 end of April. 



Mimeseoptiliis jJhceonejyJies, n. s. 

 (^ , ? , 16 — 20 mm. Head, thorax, and abdomen white, with a 

 few ochreous scales ; frontal tuft short, Palpi moderate, slender, 

 ochreous mixed with white. Antennae white, annulated with fus- 

 cous. Legs white, anterior and middle femora and tibiae suffused 

 with fuscous. Fore wings cleft from two-thirds, segments rather 

 broad, parallel-sided, hind margin of 1st segment somewhat con- 

 cave, very oblique, of 2nd segment nearly straight, oblique ; white, 

 iiTegularly sprinkled with dark fuscous ; costa spotted with fuscous 

 on basal half; a longitudinal dark fuscous mark on fold near base; 

 a small dark fuscous spot in disc at one-third ; a dark fuscous 

 suffusion on costa at two-thirds, touching an oblique transverse 

 strong dark fuscous mark on base of cleft ; a dark fuscous suffusion 

 on 1st segment towards apex, separated from a narrow hind mar- 

 ginal suffusion by a cloudy white line, these markings sometimes 

 continued over 2nd segment ; costal cilia dark fuscous, with a 



