HEMIPTERA HETEROPTERA. 
99 
Female. Deep black, elliptical, stout, pilose above, somewhat allied 
to R. Rolandri in structure. Head small, triangular. Eyes not prominent. 
Rostrum extending to the middle coxa?. Antennae rather stout, about half 
the length of the body ; first joint shorter than the head ; second much 
longer than the first; third and fourth much broader than the second ; third 
as long as the second; fourth a little longer than the third. Prothorax 
convex, a little narrower in front, with a distinct middle transverse furrow. 
Legs moderately long and slender; fore femora slightly incrassated. Wings 
extending to the tip of the abdomen. Corium of the fore wings with a pale 
yellow round suhapical spot. Hind wings white. Length of the body 
3 lines. 
a. Silliet. Presented by J. C. Bowring, Esq. 
156. Rhyparochromus semilucens. 
Foem. Niger, sat gracilis , fere linearis, dense pilosus ; rostrum coxas 
inlerrnedias attingens ; antenna sat validce, corporis dimidio paullo 
longiores ; prothorax sulco postico bene delerminato, lateribus albis 
subrejlcxis ; venter ferruginous, femoribus basi larsisque luteis his 
apice nigris ; corium dimidio basali testaceum nigro lineatum, macula 
subapicali alba ; membrana diaphana, basi fusca. 
Female. Black, rather slender, nearly linear, thickly pilose. Head 
small, triangular, acute in front. Eyes slightly prominent. Rostrum 
extending to the middle coxae. Antennae rather stout, a little more than 
half the length of the body ; first joint short; second and third of equal 
length; fourth longer than the third. Prothorax a little narrower in front; 
sides white and slightly reflexed; a well-defined transverse furrow near the 
hind border. Abdomen ferruginous beneath. Legs slender, moderately 
long; coxae luteous ; femora luteous towards the base ; tarsi luteous, with 
blackish tips. Wings extending to the tip of the abdomen. Corium of 
the fore wings testaceous and with black lines for half the length from the 
base, a white transverse spot near the tip; membrane pellucid, brown 
towards the base. Length of the body 2b lines. 
The left antennae of the]specimen described has only three joints; the 
second and third are equal in length to the second, third and fourth of the 
right antenna. In structure it resembles the group Peritrechus. 
a. North Hindostan. Presented by W. W. Saunders, Esq. 
157. Rhyparochromus extremus. 
Fcem. Niger, longi-ellipticus ; caput parvum, lobo intermedio carinato 
apice fulvo ; prothorax fere planus, margine anlico lateribusque 
ferrugineis ; pedes sat validi, tibiis larsisque fulvis, illis spinosis ; 
corium testaceo venosum et punc latum ; membrana fuscescente cinerea, 
transverse venosa. 
Female. Black, finely punctured, elongate-elliptical. Head small, 
nearly triangular; middle lobe forming a very slight keel, tawny at the tip. 
Eyes not prominent. Rostrum tawny, extending to the middle coxae. 
Antennae mutilated in the specimen described. Prothorax nearly flat, 
narrower in front, with a smooth callus on each side near the fore border, 
which like the sides is ferruginous. Legs rather stout, moderately long ; 
