82 BULLETIN" 143, UNITED STATES NATIONAL MUSEUM 



The sculpture of the second sternite is the same in both species. The 

 color of the pubescence in eminentia is not a pure white but is tinged 

 with yellowish, 



17. DASYMUTILLA FURINA. new species 



Female. — Head and thorax ferruginous, the front, vertex and dor- 

 sum of thorax clothed with yellowish pubescence; abdomen very 

 dark ferruginous, practically black; first tergite, basal and apical 

 margins of second tergite and third tergite with black pubescence; 

 remainder of second tergite, and tergites 4-6 with yellowish pubes- 

 cence; apical fringes of abdominal sternites silvery; second abdom- 

 inal sternite scabrous at the sides and subapically ; pygidium rugose. 

 Length, 12 mm. 



Head ferruginous, the front and vertex clothed with somewhat 

 dense, long, erect, yellowish pubescence; remainder of head with 

 sparse, erect, pale pubescence; mandibles worn, the dentition not 

 apparent; apical margin of clypeus feebly bidentate; clypeal fringe 

 long, black; scape glabrous, with sparse, shallow punctures, clothed 

 with sparse, pale hairs; first segment of fiagellum subequal in length 

 to segments two and three; antennal scrobes carinate above; front 

 densely, coarsely, conflaently punctate; vertex and genae with large, 

 close, more or less confluent punctures, not as densely punctate as the 

 front; relative widths of head and thorax, 7.75-9. 



Thorax as broad as long, ferruginous ; dorsum clothed with some- 

 what dense, long, erect, yellowish pubescence; pro- and mesopleura 

 clothed with sparse, long, erect, pale pubescence ; metapleura and pro- 

 podeum with sparse, long, erect, black pubescence ; dorsum of thorax 

 densely, foveately punctate; scutellar scale absent; propleura with 

 large, scattered punctures at the margins, finely punctate medially; 

 anterior half of mesopleura sparsely punctate with intermixed large 

 and small punctures; posterior half of mesopleura coarsely, con- 

 fluently punctate; metapleura coarsely punctate ventrally, with 

 sparse, small punctures medially, glabrous and impunctate dorsally; 

 sides of propodeum glabrous, impunctate at the margin, coarsely, 

 foveately punctate elsewhere; posterior face and dorsum of propo- 

 deum deeply, foveately reticulate. 



Abdomen very dark ferruginous, almost black; first tergite, basal 

 fifth and apical margin of second, and third tergite clothed with 

 black pubescence; remainder of second tergite and fourth and fifth 

 tergites with yellowish pubescence, the anterior margin of the yellow 

 area on the second tergite emarginate medially; all the sternites 

 sparsely clothed with long, erect, pale pubescence; the apical fringes 

 of the sternites silvery ; first segment subsessile with the second ; first 

 tergite closely, coarsely punctured; second tergite densely, foveately 



