426 



SANITARY ENTOMOLOGY 



Adults Embboe' 



FfiOM NvMPHAi. Skin 

 On Host I , Rt at tacm 



And Mate 



RcPLETt TtcuttbmcBFzNinz 



Dnof% From Host I 



MALE DIES 

 OviPospTiON Commences. 

 FEMALE DIES. 

 ■Larvae HatchOut 



■Larvae Attack 

 Host I Ano 

 ^ / RemainThebeon 

 When Replete. 



Nymphs EMEftoeFaoM 

 Larval Skin On Host I 



And Reattach.Rcmaininb 



When Replete 



TICK LIFE CYCLE =TYPEV 



The Life Cycle OP THE GENUS Boophilus 



^ (AfterNuttallOII) 



Fig. Si. 



Adults Emerge And-''^ 

 Mate Without Feeding 



After Sevebai. Moults 

 On HostI The Nymphs 

 When Replete. Drop 



--OviPos'TiON Commences 

 Larva Hatch Out 



■Larva Attack 

 Host I, And 

 When Replete 

 Remain 



'FiHSTNYMPMAuSTAat 



Emeroes From Larval Skim 

 And Reattaches. 



TICK LIFE CYCLE TYPEM 



The Life Cycle ofOrnithodoros megninl 



fORIOINALj 



Fig. 85— (Pierce). 



