i 



376 PROCEEDINOS OF THE NA TIONAL MUSEUM. vol. 



ceous, parti cularl}^ so except on the last three segments above; sur- 

 face smooth, with a very few faint punctures on the fourth plate, 

 located rather at the sides and behind; with more on the fifth, some 

 what coarser and with a few short black hairs; sixth plate coarsely i 

 punctured everywhere except close to the hind margin at the sides, 

 and with a number of quite long black or brownish-black hairs; hinder 

 margin of the fifth plate very slightly, broadl}^ acuminate; the last 

 plate narrow, acuminate, the tip blunt and with its middle rather I 

 flattened; beneath smooth on the first three plates except for a minute t 

 puncture and short ])lack hair here and there; the last three plates i 

 with punctures and hairs increasing in number and size going back- 

 ward; the last plate quite generally punctured except on the middle t 

 line, though not as coarsel}' as the last dorsal plate; its outline conical, I 

 the hinder margin evenly rounded; with tjuite a number of long, black \ 

 or brownish-black hairs. 



Wings. — Yellowish hyaline to the outer ends of the cells; the outer 

 margins slightl}^ fuliginous; fore wing with the first transverse cubital 

 vein bent a little into the second cubital cell; first recurrent vein almost 

 interstitial with the second transverse cubital; second and third trans- 

 verse cubital veins less than half as far apart on the radial vein as the ( 

 second transverse cubital and second recurrent are on the cubital vein; 

 hind wing with the transverse median vein slightly arched outward at 

 its middle, making more than a right angle with the median; discoidal 

 vein almost interstitial; only a trace of the cubital vein present beyond 

 the transverse cubital, which is oblicpie to the other; veins brown; 

 tegula? brownish-black, very miiuitely punctured, with a pubescent 

 spot near the middle. 



Le.gs. — Ever}' where pale (gray?) sericeous when viewed at certain i 

 angles; fore femora with a broad pubescent band behind and numer- 

 ous short golden hairs; fore coxai sericeous, almost pubescent in front; 

 fore metatarsi with ten short comb teeth, not alternating with short 

 spines; hind tibi{« heavily brown and gray sericeous behind; their 

 inner contour slightly curved, hollowing in the middle; outei' margins 

 of the claws except the tips piceous; spines black. 



Male. — Unknown. 



Length. — Females, 26-28 mm. 



Of this beautiful species onl}- four specimens are known to me in 

 an}'^ of the collections in this countr3^ Sa^'s original specimen was 

 from Louisiana. The four now known were captured and are now 

 located as follows: Cresson's type was taken in Texas and is in Phil- 

 adelphia; the U. 8. National Museum has a specimen marked " Miss. 

 Agl, Coll. H. E. Weed.;" at the Museiun of Comparative Zoology 

 in Cambridge, Massachusetts, is a thii'd specimen labeled "Dallas, 

 Tex., Boll," and the fourth is in my own collection, captured in Alta 

 Mira, Tamaulipas, Mexico, June 29, 1903. 



