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Rhipicephalus simus senegalensls 75/^ 



Rhipicephalus sulcatus 761 



Rhipicephalus supertritus 768 



Rhipicephalus tricuspis 772 



Rhipicephalxxs sp 778 



V MIKALS AND OTHER SOURCES OF TICKS 779 



Equatoria Province 782 



Bahr El Ghazal Province 808 



Upper Nile Province 817 



Daxfur Province 820 



Kordof an Province 822 



Blue Nile Province 823 



Kassala Province 826 



Khartoum Province 827 



Northern Province 829 



VI CLIMATIC AND BIOTIC FEATURES OF THE SUDAN 831 



Climate 831 



Floral Districts 835 



Faunal Districts and Areas 8^2 



Tick Distribution 8A4. 



VII APPENDIX 862 



Argas'persicus 862 



Argas reflexus , A. brtuq)ti 863 



Ornithodoro s annul atus , . capensis , . foleyi 864 



Omithodoros lahorensis , 0. moubata . .T 864 



Ornithodoro s savignyi , . "tholozani 867 



Amblyomma cohaerens , A. ~lepidum , A. maiTroreum (group) 867 

 Amblyomina nuttalli ^ AT pomposum , "5 . rhinocerotis ..... 868 



Amblyoraraa thollonl , 1. variega£um 7 868 



Aponomma"exornatuni , U . latum . 869 



Boophilus annulatus ,""6 . decoloratus 869 



Boophilus raicroplus 870 



Dermacentor c. c ircumgutt atus , D. rhinocerinus 870 



Haemaphysalis aciculiier , H. hoodilioodi 870 



Haemaphysalis houyi .T 871 



H ae maphy s ali s leachii leachii , H . leachii muhsami .... 871 



Hyalomma detritum and H . scupense 871 



Hyalomma dromedarii 876 



- 6_ 



