Conspectus of the Higher Groups of Insects. 5 



Polyctenidae, Aradidae, Dysodiidae, Nabidae, Henicocephalidae, Mesoveliidse, 

 Acanthiidse, Macrocephalidse, Reduviidse, Emesidae, Hebridae, Pyrrhocor- 

 idae, Tingitidae, Corizidse, Coreidae, Alydida?, Piesmidae, Myodochidae, Neid- 

 idss, Pentatomidae, Thyreocoridae, Scutelleridse. 



Class THYSANURA 



Order LEPISMATOIDEA (Lepismatida?) 

 Order MACHILOIDEA (Machilidffi) 



Class CAMPODEOIDEA 



Order RHABDURA (Projapygidae, Campodeidse) 

 Order DICELLURA (Japygidse) 



Class COLLEMBOLA 



Order ARTHROPLEONA (Aphoruridae, Entomobryidse, Poduridse) 

 Order SYMPHYPLEONA (Sminthuridae, Papiriidae, Neelidaa) 



Class MIRIENTOMATA 



Order PROTURA (Eosentomidse) 



