152 BULLETIN 143, UNITED STATES NATIONAL MUSEUM 



The glabrous area at the base of the lateral lobes of the anterior 

 division of the sciitellum varies in area from one-fourth to one-third 

 of the lobes themselves. 



The female paratypes vary in length from 13 to 18 mm. ; one speci- 

 men has the apical margins of the second, third, and fourth abdomi- 

 nal sternites with a fringe of pale golden pubescence. 



46. DASYMUTILLA PRAEGRANDIS var. RUSSATA, new variety 



Male. — Exactly like fraegrandis except the pronotum, mesonotum 

 and scutellum clothed with golden yellow pubescence, rather than 

 black pubescence. Length, 18 mm. 



Holotype.—M.di\Q, Cat. No. 40726, U.S.N.M., Rosser, Tex., June 28, 

 1905 (C. R. Jones). 



Paratypes. — Male, Dallas, Tex. (Boll) ; 4 males, Eosser, Tex., June 

 28, 1905 (C. R. Jones) ; 2 males, Rosser, Tex., July 6, 1905 (C. R. 

 Jones) ; male, Rosser, Tex., July 6, 1905 (F. C. Bishopp) ; male, 

 Rosser, Tex., July 6, 1905; in collections of United States National 

 Museum, the University of Minnesota, the American Entomological 

 Society of Philadelphia, and the author. 



In some of the paratypes the pubescence of the pronotum is black 

 rather than golden yellow. The specimens vary in length from 

 13 to 19 mm. 



47. DASYMUTILLA MELANIPPE, new species 



Female. — Head and thorax black, abdomen above red; length, 15 

 mm. Head black, clothed with long, coarse, erect, and semierect 

 black hairs; mandibles acute at the tip; clypeus concealed by long 

 hairs ; scape clothed with stiff hairs ; first segment of flagellum short, 

 about one and one-half times as long as it is broad at the apex; 

 antennal scrobes carinate above; front and vertex coarsely and con- 

 fluently punctured; genae moderately, confluently punctate, much 

 less coarsely sculptured than the front and vertex, without any indi- 

 cation of a longitudinal carina; relative length of head and thorax, 

 8-11. 



Thorax black, longer than broad; dorsum coarsely and deeply 

 reticulate, clothed with long, coarse, erect and semierect black hairs ; 

 propleura coarsely punctate at the margins, impunctate medially; 

 mesopleura coarsely punctate throughout, the punctures scattered on 

 the cephalic third, very close on the caudal two-thirds, a longitudinal 

 row of long, black hairs on the elevated portion of the sclerite; 

 metapleura coarsely punctate on the ventral third, a few scattered 

 punctures on the dorsal two-thirds; sides of propodeum coarsely 

 punctate, becoming coarsely reticulate on the dorsal and caudal 

 margins ; posterior face of the propodeum coarsely reticulate. 



