116 



Annals of the Carnegie Museum. 



Legs 



Ventral surface of 

 thorax 



Length of abdo- 

 men in mm. 



Length of hind 

 wing in mm. 



Hind margin 

 prothorax 



M, (t beginning 



age nor present- 

 ing the appear- 

 ance of an acute 

 spineinany view, 

 followed by a 

 slight obtuse 

 tooth at nearly 

 one-half the ap- 

 pendage-length, 

 this latter tooth 

 preceded'and fol- 

 lowed by a con- 

 cavity, the distal 

 concavity fol- 

 lowed by a longer 

 convexity ending 

 at seven-eighths' 

 length, apex 

 moderately acute. 



yellowish, knees 

 and upper surface 

 of tibiae brown- 

 ish or blackish 



reddish-yellow, 

 pale green in the 

 center 



46 



21 



acute spine, ter- 

 minal half of the 

 appendage en- 

 larged in its mid- 

 dle internally, 

 then a little re- 

 tracted at the 

 apex, which is 

 hairy 



black, tibiae exter- 

 nally brown, 

 tarsi red 



black 



47 



23-25 



Female x. 



P. fragilis ? Hagen, P. cornuta Selys 



Bull. Acad. Belg. 



(2) xiv, p. 31, 



1862 



(Chapada, 2 9 as (From Selys' de- 



above) scription) 



convex, without bearing at the mid- 



any horn or process die a sraight cylin- 

 drical, completely 

 erect horn 



from one cell prox- [not stated ; as in 



imal to stigma to male?] 



under the stigma 



yellow 



48 



23 



P. attemiata Selys, 

 Mem. Couron. Acad. 

 Belg. xxxviii, p. 68, 

 1886. (From Selys' 

 description) 



forming at the middle 

 only a slight tubercle, 

 and not an erect stalk 



at level of the vein 

 [ = proximal end ?J 

 of the stigma 



