KHTMOSIA. 105 



Scutellum concolorous, with two apical strong bristles, and a 

 smaller pair immediately above them. Metanotum brownish 

 yellow; pleurae blackish. Abdomen yellowish, posterior half of 

 each segment, and whole of last one, rich dark brown. The 

 genitalia consists of a large hood-like pale yellowish piece, 

 exteriorly pubescent, ending in two narrow prolongations ; below 

 this hood is a pair of bent claspers with long black hooks. Legs 

 pale yellowish, tibiae and tarsi darker. Winys pale brownish 

 grey ; halteres yellowish white. 



Length 3| millim. 



Described from a single male in the Indian Museum, from 

 Naini Tal, 6000 ft.-, 10, vi. 09. 



59. Rhymosia ammlicornis, sp. nov. (PI. II, fig. 10 ; PL III, 

 figs. 13 & 14.) 



c? $ . Head yellow, a little darker on vertex. Antennae yellow, 

 -closely pubescent, apex of each joint of the flagellum with a broad 

 black ring. A few bristles about the mouth ; palpi varying 

 from yellow to blackish. Back of head with bristles on the upper 

 part, blackish on the lower part. Thorclx yellow, slightly 

 brownish yellow on dorsum, paler yellow at sides ; dorsum with 

 rather shaggy brownish-yellow hair ; around the borders of the 

 dorsum are several bristles of various sizes, the strongest being 

 two curved ones in front of each wing base ; there are at least 

 two on each humerus, with others below them, two apparently 

 notopleural ; a strong one at each posterior corner, with- two 

 others of shorter and unequal lengths in front of them ; and 

 two dorso-central. Scutellum and metanotum yellow ; former 

 with two strong apical bristles. Abdomen of male yellow, posterior 

 margins of segments narrowly black ; belly yellow, with blackis 

 posterior margins to segments. Abdomen of female yellow, or 

 'brownish yellow, with yellow pubescence ; posterior margins ot 

 all segments with a black band, which is broadened in the middle, 

 sometimes extending forwards to the base of the segment ; last 

 segment all yellow. Genitalia of male very conspicuous ; each 

 clasper formed of a large, short, emarginate, basal piece beyond 

 which projects a prominent second joint attached to the first very 

 narrowly and having the appearance of a ventral V-shaped plate 

 with rounded edges, on the inner side of which are a row of strong 

 blac'.c spines. On the upper inner side of the second joint is a 

 small process ending in three black claws ; a moderate-sized dorsal 

 plate is present. In the female two small lamellae are barely 

 visible, the whole organ being totally withdrawn within the 

 abdominal cavity. Legs pale yellow ; tips of coxae blackish, with 

 some black bristles ; extreme tips of femora sometimes black ; 

 apical spines on posterior tibiae very large, dirty yellow ; tibiae and 

 tarsi darker ; posterior tibiae with several strong bristles on hinder 

 side and lesser ones on outer and inner sides. Wings yellowish, 



