10 THE UNIVERSITY SCIENCE BULLETIN. 



AAAA. ANONYCHIA— Concluded. 



CCC. Phalanx Hebriformes. 

 Hebridae. 

 • Mesoveliidas. 



CCCC. Phalanx Nabiformes. 

 Nabidae. 



BB. Supf. Cimicoidese. 



C. Phal^x Cimiciformes. 



Cimicidae (Acanthiidae). 

 Anthocoridae. 

 Termatophylidae. 

 CC. Phaljunx Miriformes. 



Miridae (Capsidae). 

 Isometopidae. 

 AAA A A. TRICHOTELOCERA. 



B. Supf. Dipsocoroddese. 



Dipsocoridae (Ceratocombidae). 

 Schizopteridae. 

 C. Phalj^nx Hydrometraeformes. 



Hydrometridae (Limnobatidas). 

 CC. PhalRnx Gerriformes. 



Gerridae ( Hydrobatidae) . 

 Veliidae. 



BB. Supf. Leptopodoidea. 



C. Phal^^nx Leptopodiformes. 

 Saldidae. 



BBB. Supf. Notonectoidese. 



C. Phalanx Notonectaeformes. 

 Notonectidae. 

 CC. Phal4(nx Nepasformes. 

 Naucoridae. 

 Nepidae. 

 Belostomatidae. 



BBBB. Supf. Ochteroidese. 



C. Phalg^nx Ochteriformes. 

 Gelastocoridae. 

 (Galgulidae). 

 (Nerthridae). 

 (Mononychidae) . 

 Ochteridae ( Pelogonidae ) . 

 AAAAAA. SANDALIORRHYNCHA. 

 B. Supf. Corixideas. 



Corixidae. 



