HEMIPTERA HETEROPTERA. 1038 
168. RuypaArocuromus niariceps, C, H. 577. 
Plociomera nigriceps, Stal, Ofv. K. V. Ak. Fork. 1870, 663. 
Philippine Isles. 
a—c. Sandwich Islands. Presented by the Lords of the Admiralty. 
169. RuypARocHROMUS DELINEATUS. 
Fem. Niger, gracilis; rostrum cowas intermedias attingens; antenne 
corporis dimidio paullo longiores, articulo 40 basi testaceo ; pedes 
testacet, femoribus nigris basi testaceis, tibiis apice nigris ; corium 
fuscum, vitta costali apicem versus dilatata vittula discali linea 
posteriore gullisque duabus testaceis ; membrana fusca, lineis albidis 
undulatis. Var. B.—Corium testaceo strigatum. 
Female. Black, slender, in structure like R. armipes. Head trian- 
gular. Eyes slightly prominent. Rostrum testaceous, extending to the 
middle coxe. Antenne a little more than half the length of the body; 
first joint about half the length of the head; second shorter than the head ; 
third as long as the secoud; fourth testaceous towards the base, a little 
longer than the second. Prothorax elongate, narrower in front, with a 
strongly-marked transverse furrow. Legs testaceous; femora black; hind 
femora testaceous towards the base; four anterior femora testaceous at the 
base; fore femora incrassated, spinulose beneath; tibia black at the tips. 
Wings extending to the tip of the abdomen. Corium of the fore wings 
brown, with a testaceous costal stripe which is dilated towards the tip, with 
a shorter testaceous stripe in the disk, and with a posterior testacevus line ; 
two testaceous dots near the exterior border; membrane brown, with 
whitish undulating veins. Var. 8.—Corium with more testaceous streaks. 
Length of the body 3t—3} lines. 
This and the seven following species are of the group Beosus. 
a. Ceram. Presented by W. W. Saunders, Esq. 
b. Celebes. Presented by W. W. Saunders, Esq. 
170. RHYPAROCHROMUS DESCRIPTUS. 
Fem. Niger, longi-ellipticus ; rostrum lestaceum, coxas posticas attingens ; 
antenna testacee, corpore mullo breviores ; prothoracis latera testacea 
subreflexa ; venter apicem versus rufus; pedes fulvi, longiusculi, 
femoribus piceis ; corium obscure fuscum, testaceo trimaculatum et 
unilineatum; membrana cinerea, fuscescente nebulosa. 
Female. Black, elongate-elliptical. Head nearly triangular. Eyes 
slightly prominent. Rostrum testaceous, extending to the hind coxe. 
Antenne testaceous, slender, much shorter than the body; first joint as 
long as the head; second longer than the first; third a little longer than 
the first. Prothorax with slightly elevated very narrowly testaceous sides ; 
a well-defined transverse furrow near the fore border. Abdomen red 
towards the tip beneath, where the two apical segments are retracted in the 
middle. Legs tawny, slender, rather long; femora piceous; fore femora 
