ICHXEUMONOIDEA. 17 



Table of Families of ICHNEUMONOIDEA. 



1 (2) Abdomen emitted from dorsum of metathorax. Evaniidae. 



2 (1) Abdomen emitted from apex of metathorax. 



3 (8) Front wings with discoidal nervures ; scape 



always short. 



4 (7) Terebra emitted from near apex of the usually 



depressed abdomen. 



5 (6) Second recurrent nervure present Ichneumonidae. 



6 (5) Second recurrent nervure entirely wanting . . Braconidae. 



7 (4) Terebra emitted from near base of the usually 



compressed abdomen Cynipidse. 



8 (3) Front wings with no discoidal nervures ; scape 



often elongate. 



9 (10) Prothorax not reaching base of wings ; venter 



emitting terebra Chalcididae. 



10 (9) Prothorax reaching base of wings ; anus 



emitting terebra Proctotrypidae. 



