ICHNEUMON-FLIES OF AMERICA! 1. METOPIINAE 



295 



a, cnemidotus 



b, externus 



c, capnodes, cf 



d, signijer 



e, transversa* 



f, postfurcalis 



g, spilotus 



t u 



Figure 190. — Mandibles of species of Exochus, 9 (except as noted) : 

 h, dorsalis dorsalis o, pleuralis 



i, fasiigatus 

 j, canidens 

 k, denotatus 

 1, ostentatus 

 m, quadradens 

 n, cuneatus, 



p, mesodon 



q, megadon 



r, decoratus scitulus, o" 



s, ventricosus 



t, ji/mj 



u, decoratus scitulus 



