190 BULLETIN 45, UNITED STATES NATIONAL MUSETM. ■ 



toward tlu- orbits ami on cheeks below the «'yes. Mandibles i iifons. 

 Antenna' 12 jointed, black; the ]>edicel half the lenjith of the liist 

 funiclar joint; '»ale at tip; second fjiniclar joint one-third shorter than 

 the first, third and fourth minute, transverse; club as lonj? as the 

 funicle, tlie joints transverse. AVinj»s abbreviated, not extendinj^ be- 

 yond the base of second abdominal segment. Leys bla<;k, articula- 

 tions of trochanters, knees, and the tarsi^ rufous. Abdomen a little longer 

 than the head and thorax together, shining; the tirst and second seg- 

 ments coarsely striated, the following segments shagreeued, or with a 

 scaly puiu'tuation; venter evcept the tirst segment, feebly microscopic-, 

 ally punctate. 



Habitat. — Park City, Utah. 



Type 9 iu Coll. Ashmead. 



Described from a single siiecimen collected by Mr. E. A. Schwarz. 

 Prosacantha californica, »]>. iiox . 



9. Length, l.S""", Black; thorax tinely rngoso-punctate, opaque; 

 the s<*utellum smooth, shining; head smooth, shining, the orbits and 

 lower part of the cheeks, striated. Mandibles piceous. Antennae Hi- 

 jointed, black, the pedicel about half the length of the first funiclar 

 joint, the second funiclar joint very slightly shorter than the first, the 

 third and fourth, minute, rounded; club as long as the funicle and the 

 jiedicel together, the joints transverse. Metapleura polished. Hind 

 angles of metathorax toothed. Wings subfuscous, fully developed, the 

 margins ciliated. Legs black, the articulations and the tarsi fusc<ms. 

 Abdomen oblong-oval, not longer than the head aiul thorax together, 

 polished, impunetured, the first segment and the second at base aloue, 

 striated. 



Habitat. — Santa Cruz iMountains, Cal. 



Type in Coll. Ashmead. 



Described from 1 specimen. 



Frosacaiitha laevifroiis, up. imv. 



♦ 

 9 . Length, 1""". Black; thorax closely, striately ])unctate, ojuique; 



the scutellum feebly, minutely punctate, subopaque; head shining, the 

 face polished, the cheeks with striae below the eye, the occiput closely 

 punctate. Mandibles rufous. Antenna? 12-jointed, short, black, the 

 first and sec<md fuuiclar joints equal, only one-third longer than the 

 pedicel, the third and IVuuth, minute, transverse, club longer thau the 

 funicle, the joints transverse. Postscutellar spine very minute. Legs 

 fuscous, the trochanters, knees and tarsi, pale brown. Wings sub- 

 fuscous, pubescent. Abdomeu broadly oval, shining, the first and 

 second segments striated, the following microsco]n<'ally ])unctate, 



Habiiat. — Washington, D, C., aiul Arliugton, Va, 



Types iu ColJ, Ashmeiid, 



p^sci'ibeil from 3 8j>ecl^eut<, 



