PLATE XXIV. 



Fig. 14. — Fore and hind wing of Tachytes distincius o ; the veins 

 are named according to the system used by Cresson; lettering largely 

 after Fernald (Chlorioninas of N. A.) ; a, anal; am, apical margin; ap, 

 appendiculate vein; ax, axillary; 6, basal; c, costal; cu, cubital; d, dis- 

 coidal; ff, f renal fold; fh, f renal hooks; m, median; pm, posterior mar- 

 gin; r, marginal or radial; rei, first recurrent; re2, second recurrent; 

 s, stigma; sc, subcostal; sd, subdiscoidal; si, sinus; tci, first transverso- 

 cubital; tc2, second transverso-cubital ; tc-s, third transverso-cubital ; tm, 

 transverse-median. 



Fig. 15. — Fore and hind wing of Tachysphex propuiquus j ; the 

 cells named according to the Cressonion nomenclature; lettering after 

 Fernald; a, anal; api, first apical; ap2, second apical; apd, appendiculate 

 cell; c, costal; cu\, first cubital or submarginal; cu2, second cubital or 

 submarginal; cms, third cubital or submarginal; d\, first discoidal; d2. 

 second discoidal; da, discoidal; m, median; r, radial or marginal; sm, 

 submedian. 



Fig. 16. — Wings of Larra analis Q . 



Fig. 17. — Wings of Bothynostethus distinctus J . 



Fig. 18. — Wings of Niteliopsis foxii g (type) . 



Fig. 19. — Wings of Miscophus americanus q . 



Fig. 20. — Wings of Plenoculus apicalis. 



