458 CATALOGUE OK 



The spines of the thorax are longer and more acute than those of 

 P. subulatum. 



a. Ega. From Mr. Bates' collection. 



b. St. Paulo. From Mr. Bates' collection. 



5. PlEZOSTERNUM FIRMATUM. 



Testaceum, longi-ovatum, aspere et sparse punctatum „• antenna picece ; 

 thoracis coruua snbobliqua, subaseendentia, subacuta, spatii inter- 

 medin, dimidio aquilonga ; scutellum apicem versus sulcatttm viri- 

 descens ; abdomen nigra marginatum; alee anticce nigricante vni- 

 plagiatfe. 



Testaceous, elongate-oval, paler beneath. Head minutely punctured. 

 Rostrum extending rather beyond the fore coxae. Antennae piceous ; second 

 joint longer than 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 black punctures towards the 

 tip«, 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 coxae. 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. 



6. PlKZOSTKRNUM CRIBRATUM. 



Testaceum, longi-ovatum, sparse et aspere punctatum ; antenna rubi- 

 ginos<e, apices versus nigra?; thoracis enrnua snbobliqua sub- 

 ascendentia, vix acuta, spalio intermedin valde breviora ; scutellum 

 apicem versus sulcatum ; alee anticce picece, costa basique testacete. 



Testaceous, elongate-oval. Head minutely punctured. Rostrum 

 extending somewhat beyond the fore coxa?. Antenna? very dark red, black 

 towards the lips: 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 striated 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. Scutellum attenuated, grooved towards the tip. 

 Pectoral keel lanceolate, ex lending to the fore coxa?, 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 ihe base, very 

 minutely punctured; membrane cinereous. Length of the body 6| lines. 



It may prove to be the female of P. firmatum; the horns of the 

 thorax are more inclined forward and the scutellum is smaller. 



a. Malacca. Presented by W. \V. Saunders, Esq. 



