HEMIPTERA HETEROPTERA. 491 
strie behind the ridge blackish ; sides in front of the angles denticulated ; 
a transverse smooth callus on each side near the fore border. Scutellum 
rounded at the tip, with a short broad red streak beyond the middle. 
Membrane of the fore wings dark sneous-cinereous. Length of the body 
94 lines. 
The lateral lobes of the head are much longer and more lanceolate 
than those of P. impressa. 
a. Gabon. 
24. PHYLLOCEPHALA ALBIDICOSTA. 
Luteo-cervina, subovalis; caput densissime et sublilissime punctatum, 
lobis lateralibus contiguis latissimis valde rotundatis; antenne 
articulo 20 30 multo longiore; thorax transverse striatus, carina 
transversa inter angulos posticos valde rotundatos, sulco antico trans- 
verso, lateribus rotundatis antice denticulatis; scutellum transverse 
rugulosum, apice rotundatum; ale antice densissime et subtilissime 
punctate, costa albida nigro punctata, membrana diaphana nigro 
punclata, 
Luteous fawn-colour, subovate, more luteous beneath. Head very 
thickly and minutely punctured ; lateral lobes contiguous, very broad, much 
rounded, extending somewhat beyond the middle lobe. Eyes with blackish 
disks, not prominent. Rostrum with a blackish tip, extending a little 
beyond the fore coxe. Antenne very little longer than the thorax ; second 
joint much longer than the third, nearly as long as the fourth; fifth rather 
longer than the fourth. Thorax transversely and minutely striated, with a 
distinct transverse ridge between the hind angles, which are much rounded 
and slightly prominent; a transverse furrow near the fore border, slightly 
curved on each side; sides rounded in front, denticulated near the head; 
hind border almost straight. Scutellum transversely and minutely 
rugulose, much rounded at the tip. Abdomen in the male with two slender 
lamine beneath the rounded supra-anal membrane. Fore wings very 
thickly and minutely punctured ; costa whitish, with black points; mem- 
brane pellucid, with a few black points. Length of the body 7 lines. 
The shorter body and the speckled membrane of the fore wings 
sufficiently distinguish this species from P. gibbosa. 
a. South Africa. Presented by R. Trimen, Esq. 
25, PuyLLocePHALA SUBTRUNCATA. 
Svrdide testacea, subtus pallida; caput productum, lobis lateralibus apice 
disjunctis et subrotundatis ; antenne breves, graciles, articulo 20 30 
perparum longiore; thorax transverse subrugulosus, angulis posticis 
truncatis, lateribus non denticulatis ; scutellum apice rotundatum ; 
pectus et ventris latera nigro conspersa; ale antice membrana 
pellucida. 
Dingy testaceous, pale testaceous beneath. Head thickly and 
minutely punctured, very much longer than its breadth; lateral lubes 
extending very much beyond the middle lobe, parted towards the tips, 
which are slightly rounded. Eyes with black disks, slighUy prominent. 
Rostrum extending to the fore coxw. Antenne short, slender; second 
L 
