ORDER SIPHONAPTERA LATREILLE 



Siphonaptera Latreille, 1825, Fam. Nat. du Regne Animal, p. 334. 



Suctoria Retzius, 1783, Caroli De Geer Genera et Species Insectorum, 



p. VI. 

 Aphaniptera Kirby and Spence, 1826, Introduction to Entomology. 4:382. 



Wingless; the body laterally compressed. Mouthparts formed 

 for piercing and sucking. Antenna three- jointed and situated 

 in a groove. Eyes simple, sometimes vestigial or absent. 

 Tarsi five-jointed; the coxae well-developed. Metamorphosis 

 complete. 



Key to the Suborders of Siphonaptera 



Preantennal and postantennal regions of the head not separated by a 

 dorsal sulcus, although there may be a heavy sclerotization above the 

 antenna Suborder Integricipita 



Preantennal and postantennal regions of the head separated above by a 

 sulcus extending from the antennal groove to the dorsum and permitting 

 motion between the two regions Suborder Fracticipita 





SUBORDER INTEGRICIPITA OUDEMANS 



Integricipita Oudemans, 1908, Tijd. v. Ent., 51: 92. 



This suborder is represented in the East by three families. 

 Key to the Families of Integricipita 



1. The three thoracic tergites together shorter than the first abdominal 



tergite Hectopsyllidae, p. 9 



The three thoracic tergites together not shorter than the first abdominal 

 tergite 2 



2. One row of bristles to each abdominal tergite Pulicidae, p. 13 



Two or more rows of bristles to each abdominal tergite 



Dolichopsyllidae, p. 29 



[7] 



