HEMIPTERA HETEROPTERA. 497 



of black speckles on each side; anal appendage truncate. Legs red; tibiae 

 and tarsi black. Fore wings black; costa yellow; membrane cinereous. 

 Var. /3. — Thorax black, except about the hind border. Var. y. — Head and 

 thorax tawny. Fore wings reddish. Length of the body 7 — 7\ lines. 



The lateral lobes of the head are less connected than those of 

 M. marginella and the body is a little longer. 



a — d. West Africa. From Mr. Dalton's collection. 



7. Macrina coccinea. 



Late rafa, longissimc oralis; caput acuturn, latitudine paullo longius 

 lobo intermedio transverse striata, lobis lateralibus contiguis oblique 

 strialis ; antennce arliculo 2o 3o valde longiore, bo nonnunquum 

 nigro ; thorax et scutetlum transverse rugulosu ; thorax jugo trans- 

 versa, angulis poslicis acutis subflexis valde praduclis, laleribus anlicis 

 serratis ; sculellum allenuatum, plus minusve flavo conspersum, apice 

 rotundatum ; abdomen apice truncatum ; alee anlica membrana. 

 pellucida. 



Bright red, very elongate-oval. Head acute, a little longer than 

 broad ; middle lobe transversely striated ; lateral lobes contiguous, obliquely 

 striated. Eyes not prominent. Rostrum partly black, extending to the 

 fore coxae. Antenna; slender; second joint much longer than the third, as 

 long as the fourth; fifth longer than the fourth, sometimes mostly black. 

 Thorax and scutellum transversely rugulose. Thorax with a ridge between 

 the hind angles, which are acute, much elongated and slightly inclined 

 forward; sides in front serrated ; a transverse sometimes testaceous callus 

 on each side near the fore border. iScutelliim much attenuated, rounded 

 at the tip, with a few or with many yellow speckles. Abdomen truncated 

 at the tip. Legs slender. Fore wings thickly and minutely punctured ; 

 membrane pellucid. Length of the body 7 lines. 



The head is less elongated than that of 31. angularis and the horns of 

 the thorax are more inclined forward. 



a. Hindostan. From the Entomological Society's collection. 



b. Hindostan. Presented by J. C. Bowring, Esq. 



c. Penang. Presented by J. C. Bowring, Esq. 



8. Macrina vacillans. 



Testacea, longissime ovalis, dense nigro punctata ; caput productum, 

 lobis lateralibus lanceolatis contiguis; antenna arliculo 2o 3o valde 

 longiore, Ao rufo, bo nonnunquam rufo-vario apice nigricanlc ; thorax 

 jugo transverso, angulis posticis acutis produclis, laleribus anticis 

 serratis; scutellum attenuatum, apice rotundalum ; abdomen apice 

 truncatum ; femora nigro conspersa ; tibia apice tarsique rufescentia ; 

 ala antica membrana pellucida. 



Testaceous, very elongate-oval, thickly and minutely punctured ; 

 punctures mostly black. Head much longer than broad; lateral lobes 

 lanceolate, contiguous. Eyes not prominent. Rostrum extending to the 

 fore coxa;. Antenna? slender; second joint much lunger than the third; 

 fourth red, as long as the second; fifth longer than the fourth, sometimes 



