MONOGRAPH OF THK NORTH AMERICAN PROCTOTRYPID.E. 351 



polished, but with grooved lines along the sides; second seguiejit with- 

 out grooved lines at base. Wings hyaline, the marginal vein a little 

 longer than the marginal cell. 



The 9 has the head, thorax, and petiole black, the rest of the abdomen 

 rufous ; the abdomen is conic-ovate, the tip curving upwards; the petiole 

 twice as long as the nietathorax, fluted, gibbous towards the base ; the 

 antenna', palpi, teguhe, and legs brownish-yellow; the lirst flagellar 

 joint much the longest, twice as long as the second. 



Habitat. — Jacksonville, Fla., and Washington, J). (J. 



Types S 9 in Coll. Ashmead. 



The (J was captured in Florida, the 9 near Washington. 



MIOTA Fih-ster. 

 Hym. Stud., ii, p. 131 (1856). 



Head subglobose, the occiput slightly emarginate, delicately mar- 

 gined, ocelli 3, rather close together in a triangle; eyes oval, pubescent. 



AnteunjB inserted on a frontal prominence, in $ long, filiform or sub- 

 filiform, 15-jointed, the scape thicker than the flagelluin and a little 

 longer than the first flagellar joint, the second subequal with the first, 

 the joints beyond to the last gradually becoming shorter and shorter, 

 the penultimate joint not longer than thick, the last longer and a little 

 stouter; in <J 14- jointed, the scape shorter, not reaching beyond the 

 ocelli, the first flagellar joint emarginate at base, the following long, 

 cylindrical. 



Maxillary palpi 5 jointed, labial palpi 3-joiutod. 



Mandibles acute at tips. 



Thorax ovate, the angles of the collar acute, the mesonotum with 2 

 deep furrows, the scutellum convex, with a deep fovea at base, 

 the metathorax not longer than high, truncate at apex, the truncature 

 margined and connected with a longitudinal carina on the dorsum. 



Front wings with venation as in Leptorhaptu, the marginal vein 

 being rarely longer than the marginal cell. 



The type of this genus was not mentioned or described by Fiirster. 



TABLE OF SPECIES. 



AbdotueQ rufo- or brownish-piceous 2 



Apex of abdomen yellow or pale rufous, otherwise black. 

 Anteuua' thickeued toward tips, the three penultimate joints about twice as 

 long as thick, the scape ouly slightly longer than the first flagellar 



joint 9 M. GLABRA Ashni. 



AiitenufE not thickened toward tips, the joints very gradually shortening, the 



scape longer than the first dagellar joint 9 M. analis, sp. uov. 



2, Abdomen brownish-piceous. 



8cape nearly twice as long as the first flagellar joint 9 - - M. coloradensis Ashm. 

 Abdomen rnft^-piccous. 

 Scape shorter than the first flagellar Joint, the latter emarginate at base f . 



M. AMERICANA Ashm. 



