291a (290b).    Postmarginal vein usually absent or rudimentary; shiny
scutellum often with paired
             submedian grooves that divide the scutellum into 3
distinct pieces (Figs.A-B)
             ..........................................................................................….................……... Eulophidae
(Tetrastichinae)
 
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                                       A                                                     B
 
291b.    Postmarginal vein present, stigmal vein usually moderately
long; submarginal vein at
             distal end usually smooth curving into stigma (Fig.A); scutellum without submedian
             grooves, rarely with lateral grooves, when present at
extreme lateral margins, scutellum
             usually with 2 or more pairs of setae (Fig.A), in some
species with additional hairiness.
            
............................................................................................…..................……..... Eulophidae
(Eulophinae)
 
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                                             A