26 



P. (rrdiinnea n. sj). 



General color of head, pronotum, sides of thorax, and 

 tegmina grass green varied with brown and testaceous; 

 pronotum with the median carina subcristate, especially in 

 front; lateral carinae nearly parallel to the transverse sulcus 

 behind which they diverge greatly bo the posterior lateral 

 angles ; last transverse incision a little in advance of the 

 middle, front edge straight, hind edge more than a right 

 angle. Tegmina and wings reaching beyond the abdomen 

 and tip of hind femora in both sexes, with the costal and 

 dorsal edges in male ^ rass green ; discal field more or less 

 dusky, provided with a row of rather large quadrate dark 

 brown spots. Posterior femora with indications of dusky 

 bands. Sides of pronotum and metapleurae provided with 

 diagonal testaceous bands ; hind tibiae tetaceous, inclining to 

 reddish, more or less sprinkled with brownish markings. 



Length: of body, d' 17mm; ? 25 mm; of pronotum, J* 

 3.5 mm, + 4.75 mm; of tegmina, d 15 to 17 mm, ? 22 to 

 24 mm; of hind femora, d^ 11 mm, ? 15 mm: of antennae, 

 d and ? 7.5 to 8 mm. 



This insect occurs in rather large numbers on the open 

 camp throughout the provinces of Buenos Aires, Sante Fe, 

 and Cordoba. (From the collections of F. Schulz, H. Stem- 

 pelmann, and O. Thomas.) 



P. [KdHdhioUi n. sp. 



Very similar to the preceding in size and form, but dilfer- 

 ing from that species by being dull wood-brown and in hav- 

 ing a pale disk of pronotum and dorsal edges of tegmina. 

 Head smaller with less advanced vertex than in the preced- 

 ing species. The lateral fovelae well marked, — sublinear. 

 Median carina of pronotum less develojjed; the lateral 

 carinae converging gently towards the transverse incision 

 from which point they expand rapidly posteriorly as in the 

 preceding species. Lateral lobes of pronotum Avith a rather 

 well defined black band extending from the front edge back- 

 wards to the transverse sulcus where it passes, in part, to 



