NO. 1869. 



NEW SPECIES OF WASPS— ROHWER. 



453 



than the preceding joint; posterior margin of pronotum biarcuately 

 emarginate; pronotum with close, small punctures; meso-scutum 

 with large, rather close punctures; scutellum sliining, very sparsely 

 punctured; side of pronotum finely striate, the strias stronger below; 

 mesoepisternum with small well-scattered punctures; mesoepimeron 

 and metapleurse shining, practically impunctate; mesosternum 

 punctured hke the mesoepisternum, except the lateral posterior lobes 

 which are practically impunctate; sternellum about one-fourth 

 longer than greatest width, uniformly punctured, and 

 with a complete longitudinal furrow; dorsal aspect of 

 propodeum dull, irregularly, finely punctured, enclo- 

 sure as in figure 1 ; not foveolate in front of the pos- 

 terior carina; posterior face sharply defined; laterally 

 obliquely striate; legs normal; abdomen sinning \vdth 

 a few weak, scattered punctures; first dorsal with- 

 out a transverse suture or carina; basal, transverse 

 suture of second dorsal finely foveolate; pygidium 

 coarsely punctured basally, apically finely granular, 

 apex obtusely triangular; last ventral segment 

 rounded to the truncate apex. Black; pubescence 

 long, wliite; wings slightly dusky, vitreous; venation pale brown, 

 stigma black. 



Federal District of Mexico. One female received from Prof. G. 

 Gandara. 



Type.—Csit.—m. 14181, U.S.N.M. 



Fig. 1.— Propodeal 

 enclosure of 



TiPHIA CANAMEXICA 

 ROHWEK. 



U 



TIPHIA MEXIANA, new species. 



Female. — Length 6 mm. Clypeus rounded apically, slightly 

 broadly produced in the middle, not dentate; nasal margin of eyes 

 distinctly diverging to the clypeus; head with median-sized well- 

 separated punctures, somewhat closer on vertex and 

 posterior orbits; postocellar line a little more than half 

 as long as the ocellocular line; ocellocular line longer 

 than ocelloccipital line; basal joints of flagellum cari- 

 nate beneath, the first joint subequal with the second, 

 apicaljoint distinctly longer than the preceding; posterior 

 margin of pronotum biarcuately emarginate, surface 

 punctured somewhat closer than the head; mesoscutum 

 with rather larger, separated punctures; scutellum im- 

 punctate medially ; side of pronotum very finely striate, 

 striae stronger below; mesoepisternum and sternum (except the 

 impunctate posterior lobes) with well-separated, distinct punctures; 

 mesoepimeron and metapleurae very finely granular; sternellum one- 

 fourth longer than apical width uniformly sculptured, with a deep 

 longitudinal furrow; dorsal aspect of propodeum dull, inclosure as in 



Fig. 2.— Propo- 

 deal ENCLO- 

 SLTIE OF TiPHIA 

 MEXIANA Ron- 

 WER. 



