538 



Genus Ha('iu(tpJijiH(dis 



Adults. (Female.) 

 Jackal 



Number of 

 Host main- gorged ticks 

 tained at a collected on 

 temperature of succeeding days 



20° C. 



20° C. 



Remarks 



Adults {1 i , 7 ? ) put 

 oil host 32 days after 

 ecdysis ; 6 ? 's re- 

 covered. 



Adults (about 100 <f 

 and ? ) put on host 

 44 days after ecdysis ; 

 48 ? 's recovered. 



The time required by H. leachi for metamorphosis. 



Tbe time rec^uiied for metamorphosis is reckoned as follows: — (1) Egg to Larva: from 

 the date on which the female began ovipositing to the day on which the first larvae 

 emerged from the egg-shells ; (2) T.arva to Nyiiqyh : from the date on which the larvae 

 dropped off gorged to the day on which the first nymphs emerged ; (3) Nymph to 

 Adult : from the date on which the nymphs dropped off gorged to the day on which 

 the first adults emerged. 



See table relating to the progeny of 39 ? 's, etc. p. 540. 



Larva to Nymph. 



Lot 

 la 

 16 

 Ic 

 Id 

 2 

 3 

 1737 I 



Nymph to Adult. 



1 



•2 



1737 1 



Most 

 Ferret 

 Rabbit 

 Hedgehog 

 Kid 

 Dog 



Hedgehog 

 Jackal 



Rabbit 



Hedgehog 



Jackal 



