268 BULLETIN 45, UNITED STATE8 NATIONAL MUSEUM. 



and tarsi, Loiiey-yelloAY. Anteiuiw 10-joiiited: pedicel a liftle shorter 

 tliau the hrst two lunichir joints together; first and second funichii joints 

 equal, third much shorter and more slender, fourth transverse; club 

 4-jointed, the last two joints closely united, the first two about equal, a 

 little wider than long, rounded off at base. Scutellum triangular, 

 pubescent, very slightly impressed on each side at base, but medially 

 subconvex and not separated from the mesonotum. Metathorax an<l 

 metapleura pubescent. Wings hyaline. Abdomen as long as the head 

 and thorax together black, polished, the Detiole and base of second 

 segment pubescent. 



Habitat. — lliley County, Kans. 



Type in Coll. Ashmead. 



Described from a single specimen received from Mr. C. L. Marlatt. 



Amblyaspis californicus, sp. uov. 



S 9. Length, l.GO'"'". Black, smooth, shining; scutellum, meta- 

 pleura, hind coxa^, and petiole, rather densely pubescent. Antenn.e 

 10-jointed, dark brown, the scape brownish-yellow, more or less dusky 

 above toward apex ; pedicel longer than the first funiclar joint, the latter 

 twice as long as thick, the second slightly shorter, the third still 

 shorter, the fourth minute; club 4-jointed, stouter than the funicle, the 

 first and second joints quadrate, slightly pedicellate, the two following 

 closely joined, forming a cone. Thorax narrowed towards the head, the 

 collar forming a slight neck, smooth, convex, without furrows. Legs, 

 except the black coxa;, bro wish-yellow, or honey-yellow, pubescent, the 

 trochanters long. Wings long, hyaline, fringed. 



Abdomen as long as the thorax, smooth, polished, the petiole pul)es- 

 cent. In the S the pedicel is as long as the second funiclar joint, the 

 first funiclar joint only half as long as the second; the club 6-jointed 

 cylindrical; the joints twice as long as thick, all slightly pedicellate. 



Habitat. — Marin County, Cal. 



Types in National Museum. 



Described from 15,19 specimen received from A. Koebele. 



^ Amblyaspis petiolatus, sp. nov. 



$ 9. Length, 0.8""". Polished black, impunctured; antenna', ex- 

 cept club, legs, and petiole bright yelloAv; fiagellum iu S brown. 



In the 9 the pedicel is almost as long as the first and second funiclar 

 joints together; second funiclar joint about two-thirds the length of tlic 

 first, the first being twice as long as thick; third and fourth small; 

 club 4-jointed, the first two quadrate, the last two closely jointed, con- 

 ical; in 5 the fiagellum is pale brown, the club joints not wider than 

 long, slightly pedicellate. Lateral ocelli twi<'e their width from the eye 

 margin. Thorax convex (in S piceous at sides) without furrows. Scu- 

 tellum triangular, not acutely spined at tip, more or less pubescent, 

 with a fovea on each side at base. Metathorax pubescent. Wings 



