MONOGRAPH OF THE NORTH AMERICAN PROCTOTRYPID^. 279 



joint very acute, the last joint conical, longer than the preceding. 

 Mesonotuni witli two distinct furrows. Metathorax, including the pleura 

 and the first abdominal segment, both above and beneath, densely pu- 

 bescent. TeguhT rufo-piceous. Wings clear hyaline. Legs rufous, 

 the posterior coxii^ basally i)iceous. Abdomen greatly elongated, more 

 than twice the length of the head and thorax united, narrowed into a 

 long tail from the apex of the second segment, the three terminal seg- 

 ments subequal in length. 



Habitat. — Ottawa, Canada. 



Type in Coll. Ashmead. 



Described from a single S}iecimen received from Mr. W. Hague Har- 

 rington. 



Polynieciis aniericanus Ashiii. 



Epimeces amerieanuft Asliin., Can. Eut., xix, p. 129. 

 Ectadius americanits Cr. S\n. Hym., p. 249. 



9. Length,! to l.S""'". Polished black; the head behind finely, 

 opaquely sculptured; face highly polished; mandibies rufous. An- 

 tenna? 10-jointed, rufous or piceous, sometimes brown-black; pedicel a lit- 

 tle longer than the second fnniclar joint, but more slender; first funiclar 

 joint minute; club subclavate, the first and second joints unequal in 

 length, the first slightly the longer and slenderer; joints 3, 4, and 5 

 not longer than wide at tip, the outer posterior angle acute, last joint 

 conical, a little longer than the preceding. Mesonotum with two deli- 

 cate but distinct furrows; teguhv black. Wings hyaline, very slightly 

 tinged. Legs dark rufous to piceous, the trochanters, knees, anterior 

 tibite, and the tarsi, paler. Abdomen about one and a half times as 

 long as the head and thorax united, or twice the length of the thorax, 

 the third segment a little longer than the fourth, the others subequal 

 in length, the last being about one-third the length of the fourth, 

 pointed and obliquely truncate from above; the penultimate is twice 

 as long as wide. 



Habitat. — Jacksonville and Fort George Island, Fla. 



Types in Coll. Ashmead. 



Polymecus pallipes Ashm. 

 (PI. XII, Fig. 3, 9-) 

 Ectadius imJVtpes Aslim., Bull. No. 1, Col. Biol. Assoc, p. 9, 1890. 



9 . Length, 2.6" "\ Black, subopaque, finely granulately sculptured ; 

 face smooth, polished, microscopically transversely aciculated just above 

 the insertion of the antennae Mandibles rufous. Antenna^ 10-jointed, 

 the flagellum one and a half times as long as the scape; the scape, 

 pedicel, and the three or four following joints x^ale brownish-yellow, the 

 joints beyond black or brown-black; the pedicel is thrice as long as 

 thick, the first joint of tlagellum small, annular, the three following 



