MONOGKAl'H OF THE NORTH AMKKKAN I'KOCTOTKYPID.E. 359 



CINETUS .Iiiriuc. ' 



Ilvni., ].. MO (1S07): Fnrstii. Il.vni. Stiul., ii, i>|i, 130, 138 (1856). 



Uoad trail svorso, or subfjU those, tlie occiimt nmiido*!; ocelli small, 

 trial I Jill hilly arraiifjed on the vertex; eyes oval, pubeseeiit. 



Aiiteniiie inserted on a frontal itroniiner.ce; in 9 15 Jointed, ttlifonn, 

 or at tlie most snbhlitoriii, rarely slightly thickened at tii»s, the scape 

 long, cylindrical, reaching considerably beyond th«> ocelli; pedicel small, 

 lomided, the lust Hagellar Joint from one halt' to two tiiirds the length of 

 the s<'ape; the following Joints <'ylindrical, be<'oiiiing (piite short before 

 the last, tin; last a little longer than the penultinuate: it is rare that 

 the Joints are moiiiliform; in S 14-Joiiited, very long, cylindrical, sub- 

 setaceons, piibesct'iit, the scape slender, a dttle h>iig( i- than the first 

 flagellar Joint; i»edice! ronnded; first flagellar Joint excised at base, 

 the following Joints five or more times longer than thi<!k. 



Maxillary palpi 5-Jointed; labial palpi ;i-jointed. 



Mandib'es short, curved, with a small tooth within. 



Thorax subovoid, the ])ronotum pr(Hluced anteriorly into a small, 

 ronnded neck; nies^^niotniu hmger than wide, with two furrows; scu- 

 telhim convex, with a profound fovea at base; metathorax short, cari- 

 nated, the posterior angles not prominent or produced into a tooth. 



Front wings broad, i)iibescent, with a basal cell, a ch)sed marginal 

 cell about as long as the marginal vein or longer, the first branch of the 

 radius slightly oblique and the jtostmarginal nervurewell developed. 



Abdomen conic-ovate, with eight segments, the petiole in both sexes 

 very long, four or more times longer than thick, the third segment lon- 

 ger than the fourth. 



Legs slemler, pilose, the femora subclavate, the tarsi very long, slen- 

 der, the posterior tarsi longer than their tibiic, the basal Joint 2i times 

 as long as the second, the tibial spurs weak, scarcely discernible. 



TABLE OF kPEOIES. 



FEMALBK. 



Polislu'd black ; nhdomen sometiint'S rnfons. 

 Antemnv somewliat thickened toward tips, riifoiis, joiutH 8 to 14 transverse- 

 quadrate. ■■■■■■'>.■ 

 Marfriiial cell a little more than twice the lenf^th of the marginal vein. 



C. KUFICORNI8 Sp. nov. 

 Antenna' filiform, the flagellnm fuscous. 

 Second flagellar joint two-thirds the length of the first; marginal coll 3 times 

 the length of the marginal vein; body of abdomen dull rnfons 



^ basall y C. macrodyctium Aahm. 



Second and first flagellar Joints equal; leys honey-yellow ; abdomen black. 



Marginal cell twice as long as the marginal vein; flagellar joints 13 and 14 



e(iual C. MELLIPKS Say 



Marginal coll thrice as long as the marginal vein; flagellar joint 13 dis- 

 tinctly longer than 14 C. SIMILIS sp. nov. 



