78 Mr. C. O. Waterliouse's Monograph of the 



about I the length of the elytra, black, except the basal 

 joint, which is pitchy ; third joint three times the length 

 of its greatest width, the lower anterior angle produced, 

 the produced part ^ the length of the entire joint, the 

 fourth to tenth joints gradually increasing in length, but 

 all shorter than the third, distinctly and regularly narrowed 

 to their bases. Thorax a little narrowed and rounded in 

 front, the sides a little sinuous, the dorsal ridges well 

 mar'ked, dividing the surface into seven areolets. Elytra 

 parallel, very long, tipped with black, quadricostate, the 

 interstices wdth two rows of transverse foveaa, the rows 

 divided by a fine carina. The apical half of the posterior 

 tibise, the tarsi and abdomen black. 



Hah. — Cape York. Brit. Mus. 



Var. Posterior tibiaa entirely yellowish-red. 



Hub. — Port Essington. Brit. Mus. 



P. lineatum, sp. n. (PI. I. figs. 45 — 48.) 

 Fusco-nigrum ; thorace limbo, elytrisque obscure flavis, 



his quadricostatis, interstitiis infuscatis, biseriatim foveatis ; 



rostro latitudine breviore, 2 . 

 Long. 6 lin. 



At once distinguished from all the preceding by the 

 very short muzzle. Thorax blackish, Avith the lateral and 

 anterior margins yellowish. Elytra quadricostate, the 

 interstices with a double series of square punctures, the 

 rows not distinctly divided by a ridge. 



Hah.—l^. W. Australia. Brit. Mus. 



A second specimen from V. D. Land (Hobart Town) 

 has the thorax rather narrower. 



P. togatum, sp. n. (PL I. figs. 49 — 52.) 

 Nigrum ; elytris elongatis, flavo-rufis, apice nigro, quadri- 

 costatis, interstitiis biseriatim punctatis; rostro latitudine 

 paulo breviore, medio canaliculate, utrinque fovea magna 

 nitida. $ . 

 Long. 5 lin. 



The rostrum is scarcely as long as broad, narrowed 

 towards the apex, very thickly and extremely finely 

 punctured. The elytra are dull yellowish-red, with the 

 apex black, the black more advanced on the suture than 

 at the sides. Each has four cost^e, the interstices with two 

 rows of square punctures, the rows not distinctly divided 

 by a costa. 



Mob.— IS. W. Australia. Brit. Mus. 



