164a (163a).    Base of prothorax narrower than elytra..................................................….............……........... 165

 

 

164b.    Base of prothorax as wide as elytra; antennae pectinate (= comb-like); abdomen blunt

            (Figs.A-B) (parasitoids of Hymenoptera).........................…..............….....(Coleoptera)  Rhipiphoridae

 

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                                       A                                      B