MONOGRAPH OF THE NORTH AMERK AN PUOCTOTRYPID.E. 403 



form, till' Hiigellar joints, cxt-opt the first three and thi' last, elliptic- 

 oval, the fourth ami followinfj stouter than the three i)reeedin};-. Abdo- 

 men obi on j;- oval, the i)etiole about twiee as lou^ as thick, cylindric, 

 striated, snbpubescent; otherwise color, etc., as in female. 



Habitat. — St. Vincent, West Indies. 



Types in Xatioual Museum. 



IDIOTYPA Eorster. 

 Hyiii. Stiul., ir, p. 122 (!&">«). 

 Mionopria Ilnl., Nat. Hist. Rev., iv, p. 172. 



(Type M. manlimu Hal.) 



Head subrotund, the (x-cipnt rounded; ocelli 3, in a triangrle; eyas 

 larjje, rounded or oval. 



Antenna; in 9 12-jointed, davate, the pedi(;el shorter than the first 

 funiclar joint; club 5-Jointed; in i 13-jointed, filiform, pubescent, the 

 scape reaching beyond the ocelli, cylindric; pedicel small; first flagellar 

 joint as long or slightly longer than the second; second, more or less 

 excised at base; the following joints all cylindrical, equal or snbequal. 



Thorax ovoid, the protborax distinctly visible from above, transverse, 

 the sides baie; mesonotum wider than long, with two distinct furrows, 

 slightly diverging anteriorly; scutellum subconvex, Avith an impressed 

 line at sides and unifoveated at base; metathorax short, emargiuated 

 posteriorly, a conic prominence at base above, and with the angles acute. 



Front wings pubescent, the costal cell complete; the submarginal 

 vein reaches the costa at about half its length, terminating in a <listinct 

 inargiiml vein; the postmarginal vein sometinu's slightly developed; 

 the stigmal vein usually short, but distinct, with a spurious veiu from 

 its tij), directed backwards; the basal cell distinct, although the 

 median nervure is nu)ie or less hyaline before it joins the basal nervure. 



Abdomen subovate or oblong-oval ; in 9 iS-jointed, the petiole distinct, 

 two or three times as long as thick; second segment very large, wath a 

 median sulcus at base; following segments short. 



Legs rather long, the femora and tibije clavate, basally very slender, 

 l)ilose, the tibial spurs weak but distinct, the posterior tarsi longer tiian 

 their tibiie, the basal joint more than thrice the length of the second, 

 the terminal joint also huiger than usual; claws small, simple. 



Not tVmiul in our fauna. On PI. xvii, Fig. 3, I figure the female of 

 Idiotypa pallida Ashm. from St. Vincent, West Indies. 



ANEURHYNCHUS Westw. 



Pbil. Mag.. I, p. 129, 1832. 

 Syii. Mtfthraa Hal. 



(Type A. galesiformis Westw.) 



Head transverse, with a short frontal suh-us, the o<'cipnt not emar- 

 ginated, rounded. Eyes rounded. Ocelli 3, i«i a triangle. 



