122 [August 



gellum of the antennae fulvous, dusky above. Thorax : a transverse 

 spot on each side of the collar, tegulae, a dot on each extreme side of 

 the scutellum, and a transverse line on the postscutellum, yellowish ; 

 metathorax coarsely punctured, the triangular basal space rugose, with 

 a deep channel down the middle. Wings pale fuscous, darker at tips, 

 with a slight violaceous reflection ; nervures and stigma blackish. 

 Legs black at base, the femora fulvous, with more or less yellow at 

 tips ; tibiae yellow, the posterior pair at tips, as well as the tarsi, ful- 

 vous. Abdomen with the segments strongly contracted at base, densely 

 and deeply punctured, the two basal segments dull ferruginous, with 

 an apical yellowish band, that on the second broad and much narrowed 

 on the middle anteriorly ; the three following segments each with a 

 yellowish band similar to that on the second segment; venter brown- 

 ish, paler at base. Length 4 lines ; expanse of wings 7 lines. 

 ^a6.— Georgia. (Blake.) Coll. Ent. Soc. Philad. 



One $ specimen ; % unknown. This pretty little species was cap- 

 tured this summer, in Southwestern Georgia, by my friend Mr. Charles 

 A. Blake, after whom I have named it. 



10. Cerceris finitima, n. sp. 



Black : face, scape in front, two spots on collar, tegulse, a sj3ot on each side of 

 scutellum, postscutellum, tips of femora, and the tibise, and bands on abdo- 

 men, yellowish ; wings subhyaline. 



Female. — Black, deeply and coarsely punctured, slightly pubescent ; 

 the face, mandibles except tips, a dot behind the summit of the eyes, 

 and the scape in front obscure yellowish ; the face silvery in certain 

 lights, especially the sides of the clypeus ; antennae pale fulvous, 

 dusky above. Thorax : a spot on each side of the collar, tegulse, a 

 dot beneath the anterior wing, a spot on each side of the scutellum, 

 and a line on the postscutellum, yellowish ; the enclosed basal space 

 of the metathorax transversely striated at tip. Wings subhyaline. 

 dusky at tip ; nervures and stigma pale fuscous. Legs black ; tips of 

 the femora, and the tibiae, except tips of the posterior pair, yellowish. 

 .'Vbdomen : first segment with a subinterruptod band at tip : the four 

 following segnjents with a continuous, yellowish, apical band, narrowed 

 in the middle, and broadest on the second segment; venter black, 

 shining, immaculate. Length 3j lines; expanse of wings 5f lines. 

 i7^;/;.— Illinois. (Dr. Lewis.) Coll. Ent. Soc. Philad. 



One $ specimen ; S unknown. Closely allied to C. Blakei nob., 

 but has no ferruginous color whatever on the legs and abdomen, so 

 conspicuous in the latter species. 



