458 CAJ'Ai.dcrK OK 



The spines of the thorax are lonjrei' and more acute than those of 

 P. subulalum. 



a. Ega. From Mr. B.ites' collection. 



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



6. PlEZOSTERNUM FIRMATUM. 



Testaceum, lonyi-ovatum, aspere et sparse punctatum ; antennce picea : 



thoracis coriiua siibobliqua, subascendenlia, subacuta, spatii inter- 



medii dimidio aquilonga ; sculeLlum apicem versus sulcatum viri- 



descetis ; abdomen nigro marginatum; alee anlica nigricante uni- 



plugiatee. 



Testaceous, elonj^ate-oval, paler beneath. Head minutely punctured. 



Rostrum extendini; rather bej'ond the fore coxae. Antennae piceous ; second 



joint longer than the third. Thorax and scute)] um 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 



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 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. PlFZOSTERNUM CRIURATUM. 



Ttstaceum, longi-ovalum, sparse el aspere punctatum; antennce rubi- 

 ginoscc, apices versus nigrcB ; thoracis cornua subobliqua sub- 

 ascendenlia, vix acuta, spatio intermedia valde breviora ; scutellum 

 apicem versus sulcatum; alee anlicce picece, casta basique testacece. 



Testaceous, elongate-oval. Head minutely punctured. Rostrum 

 extending somewhat beyond the fore coxte. Antenna; very dark red, black 

 towards the lips; second and third joints about equal iu length; fourth 

 longer than the third. Thorax and scutellum thinly and roughly punctured ; 

 puuctuies blackish. Thorax minutely and irausveisely striated on each 

 side; horns slightly inclined forward and ascending, hardly acute, much 

 shorter than the intermediate sjiace ; hind border rounded, extending over 

 the base of the scutellum. Scutellum attenuated, grooved towards the tip. 

 Pectoral keel lanceolate, extending 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 the base, very 

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



It may prove to be the female of P.Jirmatum; the liorns of the 

 thorax are more inclined forward and the scutellum is ^uuiller. 



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



