110 [January 



especially in front, the two impressed dorsal lines distinct; metathorax 

 tinged with blue behind, the posterior angles large, acute, slightly di- 

 vergent ; tegulae green. Wings fusco-hyaline, paler at tips, with a faint 

 purplish iridescence ; nervures fuscous. Legs bright green, slightly 

 pubescent, tarsi piceous. Abdomen as wide as the metathorax and 

 rather longer than the head and thorax, convex, sides parallel ; deeply 

 and uniformly punctured, more dense on the sides and towards the 

 apex ; deep azure-blue, strongly tinged with purple towards the base of 

 the segments, the base of the third segment entirely purple, the apex 

 of the segments and on the sides more or less greenish ; the purple 

 base of the third segment finely and sparsely punctured, the remainder 

 roughly punctured ; before the apex a transverse row of deep punctures, 

 the apical margin armed with six long, acute, equidistant teeth; venter 

 deeply concave, polished blue-green. Length 4 lines ; expanse of wings 

 6 lines. 



Collection. — Dr. J. G-undlach. One specimen. 



Chrysis consimilis, n. sp. 



The description of C. oblong a, given above, will answer for this spe- 

 cies, except that the mesothorax is purplish-blue, the wings have a 

 beautiful purple iridescence, and the apex of the abdomen is armed with 

 six teeth instead of four. 



Collection. — Ent. Soc. Philad. One 9 specimen. 



Fam. MUTILLIDiE. 



Gen. MUTILLA, Linn. 

 Mutilla senex, Guer. 

 Mutilla senex, Guer. Icon. Reg. Anim. iii, p. 429, pi. 69, fig. 4; LaSagra's Hist. 

 Cuba, Ins. p. 758. 



Collection. — Ent. Soc. Philad. Three specimens. 



Mutilla nigriceps, n. sp. 



Rufous: head, antennae, base and apex of abdomen, black, the latter with a 

 broad pale yellowish band before the tip. 



Female. — Head black, clothed with dense black pubescence, that 

 about the mouth, as well as the mandibles and palpi, piceous; antennae 

 piceous, basal joint long and slightly curved, second small and subglo- 

 bose, third three times as long as the second and widened at tip, the 

 nine following joints subequal, each shorter than the third, slightly invo- 

 lute, compressed and widened in the middle and narrowed towards the tip, 

 which is pointed. Thorax broader in front, rufous, covered with large, 

 deep, rough, confluent punctures, and clothed with long, erect, ochra- 

 ceous pubescence, that on the anterior margin black and rather dense; 



