MONOGRAPH OF THE NORTH AMERICAN PROCTOTRYPID^. 351 



polished, but with grooved lines along tlie sides; second segment 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 np\Yards; the petiole 

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

 autennic, palpi, teguhe, and legs brownish-yellow; the tirst flagellar 

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



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



Types (? 9 in Coll. Ashmead. 



The S was cai)tured in Florida, tlie 9 near Washington. 



MIOTA Eoryter. 

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



Head subglobose, the occiput slightly emarginate, delicately mar- 

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



Anteuuiie inserted on a frontal prominence, in 9 long, ttliform or sub- 

 filiform, 15-joiuted, the scape thicker than the flagellum 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 S 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-joiuted. 



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 Avith a longitudinal carina on the dorsum. 



Front wings with venation as in Leptorhapta^ the marginal vein 

 being rarely longer than the marginal cell. 



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



TABLE OF SPECIES. 



AVxlonieu lufo- or lirownish-piceons 2 



Apex of abdomen yellow or pale rnfous. otherwise black. 

 Anteiiiiai thickeued toward tips, the three penultimate joints about twice as 

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



joint 9 M. GLABRA Ashm. 



Antenna? not thickened toward tips, the joints very gradually shortening, the 



scape longer than the first flagellar joint 9 ^^- analis, sp. nov. 



2. Abdomen browuish-piceous. 



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

 Abdomen rutVi-piceous. 



Scape shorter than the lirst llagellar joint, the latter emarginate at base ^ . 



M. AMKKiCANA Ashm. 



