488 PROCEEDINGS OF THE NATIONAL MUSEUM vol. ii6 



60. Cerceris niimica Cresson 



Figures 86, 166a,b,c,d 



Cerceris mimica Cresson, 1872, p. 288; 1887, p. 282. — Schletterer, 1887, p. 497. — 

 Dalla Torre, 1897, p. 467.— Ashmead, 1899, p. 295.— Banks, 1912a, pp. 13, 

 14.— ScuUen, 1951, p. 1009; 1961, p. 47. 



Cerceris esau Schletterer, 1887, p. 458. — Dalla Torre, 1887, p. 459. — Ashmead, 

 1899, p. 296. 



Cerceris minima [sic] Schletterer, 1887, p. 497. 



Cerceris englehardti Banks, 1947, pp. 12, 13. 



Female.— Length 18 mm. Black, ferruginous, and yellow; puncta- 

 tion average; pubescence much longer and darker than average. 



Head subequal in width to the thorax; ferruginous except for a 

 large black patch covering the antennal and ocellar areas, and the 

 following parts, which are yellow: large eye patches, patch between 

 the antennae, small patches on the lateral clypeal Avings, most of the 

 clypeus, basal part of the mandibles; basal segments of the antennae 

 amber; apical parts of the mandibles and antennae very dark; clypeal 

 margin with two divided extensions, below which is a medial rounded 

 extension; these margin extensions are heavily screened from above 

 by amber bristles; clypeal surface process shorter than broad with 

 two lateral denticle-like points connected by a low carina; prominent 

 short bristles cover the area below the carina; mandibles with two 

 distinct but low denticles; antennae normal in form. 



Thorax black, except for semidivided band on the pronotum, the 

 scutellum, and the metanotum, all of which are ferruginous; tegulae 

 low and smooth; enclosure with a medial groove and deeply pitted 

 except the central third at the base; mesosternal tubercles absent; 

 legs ferruginous except the basal segments, which are black; wings 

 uniformly clouded with amber. 



Abdomen with tergum 1 ferruginous; terga 2, 3, and 4 with a yellow 

 band divided by a ferruginous wedge, broad at the anterior margin 

 and narrowing to a line at the posterior margin of the tergum; tergum 

 5 yellow with a similar ferruginous patch but much smaller; venter 

 ferruginous; pygidium with sides convex, basal end narrow and 

 rounded, the apical end broader and semitruncate. 



Male. — ^Length 17 mm. Black with yellow markings; punctation 

 average; heavily clothed with unusually long silvery haks on all parts. 



Head subequal in width to the thorax, black except for the face, 

 which is yellow; clypeal border with a medial extension ending with 

 three subequal distinct denticles; an unusually prominent carina 

 between the antennae; mandibles with one small denticle-Uke 

 elevation near the center; antennae dark with basal segments black 

 and shiny. 



Thorax black except for two widely separated patches on the 



