56 



U. S. NATIONAL MUSEUM BULLETIN 209 



4. Priocnemioides texanus (Cresson) 



Forewing of male 12 to 16 mm. long, of female 15 to 20 mm. long; 

 clypeus of male about 2.5 as wide as long, of female about 2.7 as wide* 

 as long; temple not receding from just behind the eye, so that the head 

 as seen from above is almost or quite as wade across the temples as 

 across the eyes; propodeum and metapleuron smooth, not at all 

 wrinkled; hind femur about 4.7 as long as wide; teeth on dorsal side 

 of hind tibia of male distinct, oblique, of female prominent and rather 

 wide, about as wide as the length of the bristle beyond each; sixth 

 sternite of male laterally with long, erect, black hairs, discally without 

 long erect hairs; subgenital plate of male with a marginal brush of 

 hairs, these hairs longer on the lateroapical margin than on the apical 

 margin; discal hairs on male subgenital plate short, declinate. 



Black. Wings almost entirely black to mostly orange, according to 

 the subspecies; head and thorax with a faint purple iridescence. 



This species occurs in the Southwestern States and eastward to 

 Louisiana. It comprises two subspecies. 



4a. Priocnemioides texanus atripenniSf new subspecies 



Wings black. 



Type: cf , Opelousas, La., May 25, 1897, G. R. Pilate (Washing- 

 ton, USNM 61696). 



Figure 24. — Locality for Priocnemioides texanus atripennis. 

 4b. Priocnemioides texanus texnnits (Cresson) 



Priocnemis texanus Cresson, 1872, Trans. Amer. Ent. Soc, vol. 4, p. 204, cT, ? . 

 Lectotype: 9? Texas (Philadelphia). 



Wings mostly orange, ranging from clear orange with the apical part 

 and the extreme base rather abruptly infuscate in specimens from the 



