32 Journal New York Entomological Society. [Voi. xi. 



18. Axillee not separated. 



Front wings at apex entire Phtenopria Aslunead 



(type/", niiinttissiina AsHM.). 



Front wings at apex subemarginate Adeliopria Ashmead 



(type A. longii Ashm. ). 



19. Head globose ; mesonotum without furrows ; abdomen with the second segment 



occupying most of the entire surface ; flagellum subclavate, the joints 2-7 

 transverse, the eighth quadrate, the club large, cone-shaped, unjointed. 



Solenopsia Wasmann (type S. imitatrix 'WAi^l.). 



20. Antenna; i4-jointed 21 



Antennae 13-jointed or less t,^ 



2l.|Scape not especially developed 22 



Scape abnormally developed, broad and fiat. 



Apterous; mesonotum without furrows Platymischus IVestw. 



22.^Face not lengthened ; mandibles not rostriform 23 



Face lengthened ; mandibles rostriform. 



Mesonotum with two furrows ; antennae filiform, the third joint small, 

 rounded, the following long, cylindrical Qalesus Curtis 



23. Apterous forms. 32 



Winged forms. 



Front wings with a basal nervure 24 



Front wings without a basal nervure 27 



24. First joint of the flagellum not shorter than the second 25 



First joint of the flagellum much shorter than the second Basalys Westxuood 



25. Mesonotum without furrows \^0^0XX0^2l Forster 



26. Scutellum unarmed 27 



Scutellum ending in a distinct spine Acanthopria Ashmead 



27. Scutellum not foveated at base 31 



Scutellum foveated at base. 



Scutellum at apex not compressed from the sides, rounded or truncate, with- 

 out a carina 28 



Scutellum at apex compressed from the sides, the disk or apex with a median 

 carina Tropidopria Ashmead 



28. Stigma more or less developed ; head not pentagonal 29 



Stigma not at all developed, head pentagonal ; first joint of flagellum elongate, 



nearly twice longer than the pedicel, the second shorter than the first, curved 

 and thickened at apex, the third small, quadrate, 5-^2 globose. 



Tetramopria \Vasma7in 



29. Antenna; filiform or moniliform, the joints of flagellum not nodose-verticillate... 30 

 Antennie with the joints of the flagellum pedunculsted, nodose-verticillate. 



Diapria Latreille 



30. Second flagellar joint longer and thicker than the first, usually curved or angu- 



lated towards one side, the joints beyond rounded, with long bristles. 



Ceratopria Ashmead 



Second flagellar joint shorter than the first, the first four or five joints twice 



longer than thick, the joints beyond long-oval or moniliform, with short hairs, 



or the joints, after the second, moniliform, pilose Trichopria Ashmead 



