204 Mr. E. Meyrick on Pyralidina from 



hind margin subconcave, short ; grey, becoming dark grey towards 

 inner margin ; margins of three fascize indicated by white lines in 

 disc, coalescing to form irregular white spots on inner margin at 

 one-fourth, middle, and three-fourths ; a darker grey spot on 

 middle of hind margin ; cilia white, with a grey median line, and 

 barred with grey except on upper half of hind margin. 



Perth, West Australia ; two specimens, in October 

 and November. 



MUSOTIMLD2E. 



Trichophysetis, Meyr. 



THchophysetis cretacea, Butl. 



Hydrocampa cretacea, Butl., 111. Het., iii., 75, pi. lix., 

 8; Trichopluisetis neophyla, Meyr., Trans. Ent. 

 Soc. Lond., 1884, 287). 



Butler's type is from Japan. 



Musotima, Meyr. 

 Musotima nitidalis, Walk. 

 Also from Albany, West Australia. 



HYDROCAMPID.E. 

 Margarosticha, Ld. 

 Forehead flat, oblique. Ocelli very small. Tongue well- 

 developed. Antennae three-fourths, in male filiform, somewhat 

 rough-scaled on back, moderately ciliated (\). Labial palpi mode- 

 rate, curved, ascending, second joint roughly haired beneath, 

 terminal joint moderate, cylindrical, obtuse. Maxillary palpi 

 moderate, terminally loosely dilated with scales. Middle tibiae of 

 male sometimes with a pencil of hairs lying in a groove ; posterior 

 tibhr with outer spurs half inner. Fore wings with veins 4 and 5 

 stalked, 10 out of stalk of 8 and 9, 11 absent. Hind wings as 

 broad as fore wings ; veins 4 and 5 approximated at base, 

 6 anastomosing with 8 at a point near origin, 7 absent (coincident 

 with 8). 



Margarosticha sphenotis, n. s. 



g 5, 19 — *2'^ mm. Head and palpi pale ochreous mixed with 

 white. Antenna whitish-ochreous. Thorax white, somewhat 

 mixed with ochreous. Abdomen yellow-ochreous, apex blackish. 

 Legs white, anterior pair ochreous-whitish, apex of joints grey ; 

 middle tibiae in male with a tuft of long hairs in groove. Fore 



