204a (203a).    Fore wing with 3 or more branches of R-s present, veins R-4 and R-5 arising

             separately, some costal veins forked (Fig.A) (general predators).........................

.............................................................................................................…......(Neuroptera)  Hemerobiidae

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                                       A

 

204b.    Fore wing with apparently 2 radial sectors (R-s), one of which is R-2+3 and the other R

            4+5.....................................................................................................……....(Neuroptera)  Sympherobiidae