154 BULLETIN 143, UNITED STATES NATIONAL MUSEUM 



sum of abdomen clothed with orange rufous pubescence. Length, 

 16 mm. 



This variety is identical with melani'ppe in structure and sculpture ; 

 it differs, however, in having the vertex, dorsum of thorax and 

 dorsum of propodeum clothed like the dorsum of the abdomen with 

 orange rufous pubescence. 



H olotype.— FQm?i\% Cat. No. 40728, Victoria, Tex., June 24, 1909 

 (J. D. Mitchell). 



Paratype. — Female, Fedor, Tex., in collection of Cornell Uni- 

 versity. 



49. DASYMUTILLA LAUTA. new species 



Female. — ^Body very dark red, almost black; head and thorax 

 sparsely clothed with black hairs, abdomen with yellowish hairs. 

 Length, 9 mm. 



Head very dark red, almost black, sparsely clothed with long, 

 erect, and semierect black hairs; mandibles acute at the apex, a faint, 

 tooth within; clypeus concealed by long, black hairs; scape shining, 

 scatteringly punctate, each puncture bearing a coarse hair; first 

 segment of flagellum distinctly shorter than the length of segments 

 two and three united ; antennal scrobes not carinate ; front and vertex 

 moderately, closely, confluently punctate; genae shining, with mod- 

 erate, well-separated punctures; relative width of head and thorax, 

 5.5-6. 



Thorax very dark red ; dorsum coarsely rugoso-reticulate, sparsely 

 clothed with erect and recumbent black hairs ; propleura with large, 

 more or less confluent punctures; mesopleura with large punctures, 

 separated on the anterior half, confluent on the posterior half; 

 metapleura shining, the ventral half with large punctures, the dorsal 

 half impunctate; sides of propodeum with large punctures, becom- 

 ing reticulate at the caudal margin ; posterior face of the propodeum 

 deeply reticulate on the dorsal two-thirds, transversely rugoso- 

 punctate on the ventral third ; scutellar scales evident. 



Abdomen very dark red; first tergite with scattered, large punc- 

 tures, sparsely clothed with long, black hairs; second tergite moder- 

 ately punctured, clothed with long, erect and recumbent, yellow 

 hairs, except at the sides basally with black hairs; tergites 3-5 

 clothed with long, erect and recumbent, yellow hairs; pygidium 

 longitudinally striate; sternite two shining, with large, well- 

 separated punctures and very sparse, erect, black hairs ; sternites 3-5 

 with shallow punctures; sternites 3-5 all with a fringe of black 

 liairs at the apical margin, the fringe with a few yellowish hairs 

 laterally. 



