Page 



Laboratory rearing methods 179 



Artificial feeding 179 



Prevention and control 179 



Prevention 179 



Chemical control 181 



Disinfection of personal effects 186 



Burning 186 



Hand-picking 186 



Disease Relations 187 



Man (In nature) 187 



Fowls 187 



Experimental disease relations 188 



Viruses and rickettsiae 188 



Bacteria 188 



Spirochetes of relapsing fever 189 



Spirochetes other than relapsing fever.. 189 



Filariae 189 



Trypanosomes 189 



Toxoplasmosis 189 



Tropical ulcer 189 



Identification 189 



Ornithodoros ( Ornithodoros ) savignyi 191 



Family Ixodidae.... 200 



Introduction 200 



Amblyomma 205 



Introduction 205 



Key to Sudein species of Amblyomma 206 



Amblyomma cohaerens 211 



Amblyomma lepidum . 217 



Amblyomma marmoreum (group) 225 



Amblyomma nuttalll T 234 



Amblyomma pomposum 2/,J. 



Amblyomma rhinocefotis 249 



Amblyomma tholloni 254 



Amblyonmia variegaT\gn 260 



Aponomma 279 



Introduction 279 



Key to Sudan species of Aponomma 280 



Aponomma exornatum 282 



Aponomma latum . 288 



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