INVESTIGATIOISrS OlST THE MUTILLID WASPS 245 



closely and confliiently punctured throughout, the basal and lateral 

 margins clothed with long, erect, black pubescence, the apical fringe 

 also black, remainder of tergite plothed with long, dense, erect, yel- 

 low pubescence; tergites 3-6 very closely and confluently punctured, 

 clothed with long, dense, erect, black pubescence; basal margin of 

 apical tergite clothed with black pubescence, remainder of tergite 

 bare, rugose, the apical margin reflexed; first sternite keeled beneath, 

 the keel prolonged posteriorly into a prominent blunt tooth ; sparsely 

 clothed with long, black, erect pubescence ; second sternite with sepa- 

 rated, elongate, shallow punctures, and a median pit densely filled with 

 fine pubescence, the apical margin of the sternite depressed ; sternites 

 3-6 closely, confluently punctured ; sternites 2-6 sparsely clothed with 

 long, erect, black pubescence, and each with a dense, apical fringe of 

 long, black pubescence. 



Legs black, clothed with long, black pubescence. 



Wings dark fuliginous ; cell R^ almost obsolete. 



Female. — Black; vertex, thorax above, and disk of second ab- 

 dominal tergite with long, dense, yellow pubescence. Length, 15 mm. 



Head black; mandibles acute at the apex, unidentate within at 

 about one-third their length from the apex; clypeal fringe dense, of 

 long, black pubsecence; scape punctured, clothed with coarse, black 

 hairs ; first segment of flagellum twice as long as its own v\^idth at the 

 apex; antennal scrobes distinctly carinate above; front and vertex 

 with dense confluent punctures, the front clothed with long, erect 

 and recumbent, black pubescence, the vertex with long, erect and re- 

 cumbent 3^ellow pubescence; genae with shallow, more or less con- 

 fluent punctures, not as coarsely sculptured as the front and vertex, 

 sparsely clothed with long, erect, black pubescence; relative widths 

 of head and thorax, 9-10.5. 



Thorax black: dorsum with large, deep, confluent punctures, almost 

 reticulate, clothed with long, dense, erect and recumbent, yellow 

 pubescence; propleura with large, close, shallow punctures, sparsely 

 clothed with long, black pubescence; anterior half of mesopleura 

 with small, separated, shallow, indistinct punctures, clothed with long, 

 black pubescence; posterior half of mesopleura coarsely confluently 

 punctured anteriorly, impunctate near the posterior margin, clothed 

 with long, erect black pubescence; metapleura impunctate clorsally, 

 subglabrous, ventrally with large, shallow, separated punctures, 

 clothed with long, black pubescence; anterior margin of sides of 

 propodeum with indistinct, shallow, separated punctures, the pos- 

 terior half shallowly, indistinctly reticulate; posterior face of the 

 propodeum deepW and coarsely reticulate, especially dorsally and 

 laterally; dorsum of propodeum deepl^^ coarsely reticulate; the 

 dorsum, and dorsal third of posterior face of propodeum with long, 



