362 BULLETIN 45, UNITED STATES NATIONAL MUSEUM. 



petiole beneath with long, sparse liairs. AntenniB fuscous, the scape 

 and pedicel rufous, yellowish at base, the joints long, cylindrical, the 

 first flagellar joint the longest. Legs reddish-yellow, paler at articula- 

 tions. Teguhe yellowish. Wings hyaline, the venation dark brown. 

 Metathorax smooth, shining, carinated. Abdomen* black, shining, 

 depressed, the petiole 2i times as long as the metathorax, striated, the 

 second segment striated at the extremes base, with a cential longitudinal 

 sulcus, the third segment nefirly as long as all the following together. 



Habitat, — Santa Cruz Mountains, California. 



Type in Coll. Ashmead. 



Described from a single specimen. The length of the third abdom- 

 inal segment renders this spe<ries easy of identification. 



Cinetus iiasutus Prov. 

 Add. et Corr., p. 178; Cress., Syii. llyiii.,p. 251. 



9 . Long. 15 pee. Noir uvec Ics pattes roux-jann:itre. La face prolongee en 

 inuseau dans sa partie iuferieiire. TtUe Hubglobiileiise; les anteniies fcirtes, de 15- 

 articles. le !"■ trt's long, les dernieis giaimleTix, s'epaississaut iuisen.sililenieut en 

 massue, (juelfiiie pen brnnatre. Thorax ictn ci en avant, les sillonis paiapsidanx du 

 raosonotum jirofoiids, le divisaut en '^ lobes. Ailes hyalines, velues, a rudiale tres 

 petite, la neivure stigniatifpie en voyant ini rayon vers la base de I'aile. Pattes (I'nn 

 l)eau jaune-niiel, sans aucune tache. Abdomen a pedicule I'ort et assez allonge, 

 scabre, le reste en oval, deprinie, i»<di, le 2'' segment trt^a grand avec nue jtetite 

 fossette a la base. (Pr<!yaniher.) 



Habitat. — Ottawa, Canada. 

 Type in Coll. Provancher. 



Not recognized, and probably not ,i true Cinetus. 



XENOTOMA Fiirster. 



Ilym. Stnd., ii, p. 12J) (185(;). 

 4co7'etus Hal., Nat. Hist. Kev., 1857, p. 169. 



(Type X. birolor Nees nee .Jnrine). 



Head transverse, the occiput delicately margined behind; ocelli 3, 

 triangularly arranged; eyes broadly oval, jmbescent. 



Mandibk'S large, acute, sickle-shai)ed, cntssing each other at tips. 



Antenna' inserted on a frontal prominence, filiform or subliliform, in 

 9 15j<»inted, the 5 or (J terminal joints very short, the last conic or 

 ovate, the scape cylindric, a little curved, and swollen at tlie middle; 

 the first flagellar joint is about twice as long as thick and a little kmger 

 than the second; in S H-jointed, the scape not, or scarcely, reaching 

 beyond the ocelli, the first flagella'' joint as long, or nearly as long, as 

 the scape, excised at base. 



Thorax subovoid, the anterior anf^les of proTiotnm straight; nieso- 

 notum with 2 furro>vs; scutelluiu convex, depressed, and with a deep 

 fovea at base; mclathorax as long as high, carinated, truncate, and 

 margined posteriorly. 



Front wings pubescent, th(^ margin.al fringe sl;ort, a basal and a clo ^ed 

 marginal cell, the marginal vein never as long as the marginal cell, 



