296 



Siil)-famil\- I — Tctig-oiiiinae. 

 2 — lassinae. 

 3 — Agalliinae. 

 4 — Penthimiinae. 

 5 — Eupteryginae. 

 6 — Ledrinae. 

 7 — Stenocotinae. 

 8 — Kahavaluinac. 

 (9 — Meg'ophthalminae ( ?).) 



Family 2 MEMBRACIDAE. 

 3 CERCOPIDAE. 



Super-family t^—FULGOKOIDEA. 



Family J-FULGORIDAE. 



Siil)-faniilv t — Cixiinae. 



2 — Dictyophorinac. 

 3 — Fulgorinae. 



Fami/y 2 -ASIRACIDAE (^subfam. Dclphacida Stal.) 

 3-ACHILIDAE. 



4— EUTROPISTIDAE (=Tropiduchida Stal.) 

 5-DERBIDAE. 

 6-LOPHOPIDAE. 

 7-ISSIDAE. 



Sub-family i — Issinae. 



2 — Eurybrachyinae. 

 3 — Tetigometrinae. 



Family 8-POEKILLOPTERIDAE. 



Sul)-family i — Ricaniinae. 



2 — Poekillopterinae. (=Flatida Stal.) 

 3 — Amphiscepinae (=Acanaloniida Stal.) 



(Families 3-6 are probably conventional, as will be discussed 



later.) 



Grou]) 2—STERNORHVNCHI Am. & Serv. 



Super-familv i—CHERMOlDEA. 

 2—APHOIDEA. 

 S—ALEYRODOIDEA. 

 4—COCCOIDEA. 



The principal points that (largely following Hansen and op- 

 posing Osborn, Van Duzee and others) I wish to insist upon 

 very firmly, are : 



I. The low estate of the Cicadoidea as a icholc. 



