482 [June 



golden-ferruginous pubescence; eyes small, rounded, entire and convex; 

 antennae black, the flagellum sericeous. Thorax elongate, slightly nar- 

 rowed behind the middle, rufo-piceous above, with dense golden-ferru- 

 ginous pubescence, the sides and beneath black, with sparse black 

 pubescence ; rnetathorax very abruptly truncate behind. Legs entirely 

 black, shining, with black pubescence. Abdomen large, ovate, densely 

 and finely punctured, black, with black pubescence, except the large 

 basal segment above which is densely clothed with golden-ferruginous 

 pubescence, almost concealing two large, ill-defined, nearly confluent, 

 ferruginous spots on the disk ; the pubescence on the upper surface of 

 the third segment are mixed with golden ; the node black, short, circu- 

 lar at tip and depressed at base, with a short emarginate process be- 

 neath ; venter entirely black and somewhat shining. Length 7h lines. 

 One specimen. This may be the o of M. bioculata. 



7. Mutilla Medea, n. sp. 

 Black; thorax and large abdominal segment above, yellowish-ferruginous. 

 Female. — Deep black, coarsely punctured; head entirely black, sub- 

 orbicular, not wider than the thorax, clothed with coarse black pubes- 

 cence; eyes small, rounded, entire and convex; antennae black, the 

 flagellum sericeous. Thorax elongate, slightly narrowed behind the 

 middle, clothed above with dense yellowish-ferruginous pubescence, on 

 the sides and beneath with black pubescence; metathorax abruptly 

 truncate. Legs entirely black, with black pubescence. Abdomen ovate, 

 black, closely punctured, the punctures not so rough as those of the 

 thorax ; the large basal segment above obscure ferruginous, and densely 

 clothed with yellowish-ferruginous pubescence, the extreme base, the 

 sides, and the rest of the abdomen with black pubescence. Length 

 6| lines. 



One specimen. 



6. Mutilla californica, Eadochk. 



Mutilla californica, Radochkovsky, Horse Societatis Entomologicse Rossicte, 

 1861, p. 86, pi. 2, fig. 7. 



Female. — Black, the head above the eyes, the thorax above, and the 

 abdomen above except the exteme base, densely clothed with ferrugi- 

 nous pubescence, sometimes varying to golden-ochraceous ; the head 

 is subquadrate, but not broader than the thorax, the eyes are small, 

 rounded, entire and convex, the antennas are black, and somewhat 

 sericeous; the thorax is short, broad-ovate when viewed from above, 

 the punctures are close and rather coarse, the metathorax abruptly 

 truncate behind ; the legs are entirely black, with black pubescence ; 

 the abdomen is ovate, closely and deeply punctured ; the node, the 



