HEMIPTERA HETEROPTERA. er 
second; fourth a little shorter than the third. Prothorax very finely 
punctured, much narrower in front, with a strongly-marked transverse 
middle furrow. Legs yellow, siender, rather long; fore femora black, very 
slightly incrassated ; four posterior femora black towards the tips. Wings 
extending to the tip of the abdomen. Corium of the fore wings with a pale 
yellow costal streak extending from the base and with three pale yellow 
dots; first dot in the disk near the base; second and third subapical ; 
second costal; a few pale yellow points ; membrane blackish cinereous, the 
veins pale towards the base, near which there are two transverse veinlets. 
Length of the body 4 lines. 
Somewhat like R. pictipennis in structure. 
a,b. Moreton Bay. From Mr. Diggles’ collection. 
194. RHyPAROCHROMUS MACULICOLLIS. 
Fem. Niger, gracilis, fere fusiformis; rostrum cowas intermedias 
atlingens ; antenne corporis dimidio aquilonge; prothorax albo 
quadriguttatus, sulci transverso valde determinato, lateribus sub- 
reflexis; femora quatuor posteriora basi lutea; femora antica 
inerassata ; corium striga clavata testacea basali biramosa, macula 
subapicali transversa alba. 
Female. Black, slender, shining, nearly fusiform, very finely punc- 
tured. Head triangular, widely equilateral. Eyes not prominent. Rostrum 
extending to the middle cox. Antenne slender, about half the length 
of the body; first joint much shorter than the head; second a little longer 
than the head, about equal in length to the third and to the fourth. Pro- 
thorax elongate, with slightly reflexed sides and with a strongly-marked 
transverse furrow which is a little behind the middle; two white dots on 
each side, one near the transverse furrow, the other near the hind angle. 
Legs slender, moderately long; four hinder femora luteous at the base ; 
fore femora incrassated. Wings extending nearly to the tip of the abdomen. 
Corium of the fore wings with a clavate testaceous streak, which extends 
from the base and emits two oblique branches to the disk; a transverse 
triangular subapical white spot. Length of the body 33 lines. 
Of the group Beosus. 
a. Adelaide. From Mr. Stevens’ collection. 
195. RuyepaRocHROMUS COLLARIS. 
Mas. Niger, nitens, subpilosus, fere cylindricus ; rostrum cowas inter- 
medias fere attingens ; antenne sat valida, corporis dimidio paullo 
longiores, articulo 20 luteo apice nigro, 30 4doque basi luteis; 
abdominis dorsum luteo late univittatum; pedes lutei, femoribus 
nigris quatuor posterioribus basi luteo fasciatis, tibiis apice nigris 
anticis subtus unidentatis; ale abdominis apicem non attingentes. 
Var. B.— Ale antice ferruginee. 
Male. Black, shining, finely punctured, slightly pilose, nearly 
cylindrical. Head elongate-triangular. Eyes rather prominent. Rostrum 
extending nearly tu the middle coxew. Antenne rather stout, a little more 
