290 BULLETIN 143, UNITED STATES NATIONAL MUSEUM 



sternite with large, distinct punctures, sparser on the disk than else- 

 where, and a small median pit filled with hairs, slightly anterior to 

 the transverse median line; sternites 3-6 with small, scattered 

 punctures at the apical margin ; ultimate sternite with small, scattered 

 punctures. 



Legs black, sparsely clothed with black pubescence ; calcaria black. 



Wings dark fuliginous; cell 2nd Hi + E., broadly truncate at the 

 apex ; cell R^ almost obsolete ; vein M3+4 received by cell R5 about one- 

 third the distance from the base to the apex ; veins r-m and R,, widely 

 separated on vein r; vein r-m sinuate. 



Holotype. — Male, Eastland County, Texas, June 3, 1921 (Grace 

 O. Wiley), in collection of University of Minnesota. 



Pcwatypes. — Male, Eastland County, Texas, June 6, 1921 (Grace 

 O. Wiley) ; male, Cotulla, Texas, May 12, 1906 (J. C. Crawford), in 

 collections of University of Minnesota and United States National 

 Museum. 



The large, transverse, yellow spot on the apical half of the second 

 tergite, and the pale yellow pubescence of the abdomen above are 

 characteristic of this species. 



The two following species are closely related and are known only 

 in the male sex. The second abdominal sternite of both has a median 

 area of fine, close punctures. 



132. DASYMUTILLA ATRIFULVA, new species 



Plate 5, fig. 36 



Male. — Head and thorax black, abdomen red; second abdominal 

 sternite with a median area of fine, close punctures. Length, 12 mm. 



Head black, clothed with long, erect, and semierect pubescence; 

 mandibles tridentate; clypeus bidentate medially at the apical mar- 

 gin, closely and confluentiy punctate on the apical half; scape bi- 

 carinate beneath, closely punctate and clothed with coarse hairs; 

 first segment of flagelium about equal in length to the second; an- 

 tonnal scrobes strongly carinate above ; front coarsely rugoso-punc- 

 tate; vertex closely, more or less confluentiy punctate; genae closely 

 punctate, the punctures smaller than on the vertex; relative widths 

 of head and thorax, 6-7. 



Thorax black, clothed with long, black, erect, and semierect pubes- 

 cence; pronotum, mesonotum, scutellum, and metanotum closely and 

 coarsely punctate, the pronotum especially so at the sides ; propleura 

 closely punctate at the margins, sparsely punctate medially; meso- 

 pleura with sejDarated punctures on the anterior half, closely punc- 

 tured on the posterior half; metapleura shining impunctate, except 

 for a few large punctures ventrally; sides of propodeum shallowly, 



