19<S PROCEEDINGS OF THE ACADEMY OF [1899. 



diverge and extend beyond its middle, no tubercle behind stigma; 

 second segment constricted at base, the ventral surface not tuber- 

 culate; subgenital plate large, broad, rounded at apex, covered 

 with short black hairs. Length, 22 mm. 

 Ypiranga. One specimen. 



Salius (Priocnemis) tinctipennis n. sp. 



?. — Bluish, Avith blackish or purplish reflections in lights; mid- 

 dle segment purplish; mouth and first two joints of flagellum, 

 black; remaining joints fulvous; anterior wings fusco-ferruginous — 

 black at extreme base, then ferruginous — yellow predominating as 

 far as marginal cell, then fuscous, with the apex whitish; hind 

 wings yellow, margined apically and posteriorly with fuscous; 

 clypeus incurved, bearing long black hair; eyes distinctly converg- 

 ing above, the space between them at vertex a little greater than, 

 the length of second joint of flagellum, the latter joint not two- 

 thirds as loug as the first joint; pronotum strongly swollen laterally; 

 scutellum bearing loug, black, erect hairs; middle segment coarsely 

 striated transversely, not strongly impressed medially, not tuber- 

 culate; second ventral with two, small, widely separated, transverse 

 tubercles, which slope toward base of segment. Length, 23-28 mm. 



Three specimens. This species reminds one of a Pepsis, especially 

 Pepsis discolor Tasch. 



Salius (Priocnemis) Iheringii n. sp. 



?. — Black, including fii'st two, and base of third joints of 

 antennse; remainder of antenuce fulvous; wings fujvous, reddish 

 medially, black at extreme base; clypeus with large shallow punc* 

 tures anteriorly, its fore margin subtruncate, not or but slightly 

 incurved; middle segment coarsely striated; second abdominal seg- 

 ment with shallow, sparse punctures basally, the ventral surface 

 not tuberculate, but with two flat raised areas separated by a 

 depression. Length, 22-23 mm. 



Rio Grande do Sul and Estado do Sao Paulo. Three specimens. 

 Close to S. dumosus Lep. , but larger, the clypeus not or scarcely 

 incurved and second ventral not tuberculate. 



Salius (Priocnemis) flavipennis Lep. 

 Salius (Priocnemis) carinatus Lep. 



Rio Grande do Sul and Estado do Sao Paulo. 



