458 
CA J’AJ.OO UK UK 
The spines of the thorax are longer and more acute than those ot 
P. subulaluin. 
a. Kga. F'rom Mr. Bates’ collection. 
b. St. Paulo. From Mr. Bates’ collection. 
5. Piezosternum firmaxum. 
T-eslaceum, lungi-ovalum, aspere et sparse punctatum ; anlennce picece ; 
thoracis cornua subobliqua, subascendeniia, subacuta, spalii inler- 
medii dhnidio aquilonga; sculellum apicem versus sulcatum viri- 
descens ; abdomen nigro marginatum; alee anticce nigricante loii- 
plagiatce. 
Testaceous, elongate-oval, paler beneath. Head minutely punctured. 
Rostrum extending rather beyond the fore coxae. Antennae piceous ; second 
joint lunger ihau the third. Thorax and scutellum thinly and roughly 
punctured. Thorax with an irregular smooth band near the fore border; 
sides transversely striated ; horns as long as half the intermediate space, 
slightly inclined forward and ascending, with l)lack punctures towards the 
tips, which are slightly acute; hind border rounded, extending over the 
base of the scutellum. Scutellum attenuated, acute, pale greenish and 
slightly grooved towards the tip. Pectoral keel lanceolate, extending to 
the fore coxas. Abdomen narrowly bordered with black; hind angles of 
the apical segment forming two spines, which extend a little beyond the 
eight intermediate spines. Fore wings rather thinly and roughly punctured, 
with a blackish patch in the disk ; membrane pale cinereous. Length of 
the body 7 lines. 
a. Malacca. Presented by W. W. Saunders, Esq. 
(). PlKZOSTKRNOM CIUBUA'IU.M. 
Ttstaceum, longi-ovatum^ sparse el aspere punctatum; antenna rubi- 
ginosa, apices versus nigra; thoracis cornua subobtiqua sub- 
ascendentia, vix acuta, spalio inlerrnedio valde breviora ; scutellum 
apicem versus sulcatum; ala antica picea, costa basique leslacea. 
Testaceous, elottgate-oval. Head minutely punctured. Rostrum 
-extending somewhat beyond the fore coxre. Antenrue very dark red, black 
towards the tips; second and third joints about equal in length; fourth 
longer than the third. Thorax and scutellum thinly and roughly punctured ; 
punctures blackish. Thorax minutely and transversely stiiated on each 
side; horns slightly inclined forward and ascending, hardly acute, much 
shorter than the intermediate space; hind border rounded, extending over 
the base of the scutellum. Sculellum attenuated, grooved towards the li|). 
Pectoral keel lanceolate, extending to the fore coxae, notched at the base, 
where it borders the ventral spine. Hind angles of the apical abdominal 
■segment rounded, not extending so far as the anal appendage. Fore 
wings piceous, testaceous along the costa and towards the base, very 
minutely punctured; membrane ciiiereous. Length of the body 6^ lines. 
It may prove to be the female of P. Jirmatum; the horns of the 
thorax are more inclined forward and the scutellum is smaller. 
a. M alacc.i. Presented by \V. W. Saunders, Esip 
