BERGaiA., S. (1928) Relapsing fever in Abj-ssinia. J. trop. Med. 

 (Hyg.), 31(22) :289l290. 



(1929) Idem . Trans. R. 3oc. trop. Med. Hyg., 22 (^): 



58L.38A. ~" 



BER^IADSKAIA, Z. M. (1938) Study of tick biology under sandy 

 desert conditions, (in Russian, English summary). 

 Trud. Uzbekist, nauch.-issled. Vet. op. Stants. Narkom. 

 UzSSR (10) pp. 18-35. 



^__^ (1939A) The biology of the tick Hyalomma 



savignyl Gerv. (in Russian, English summary). Tbid, 

 Cli;, 2:15-27. 



^______^___^_^^ (I939B) On the morphology of larvae and 



nymphs of Hyalomma ticks Koch. (In Russian). Ibid, 



nympns 01 Hyalc 

 (11), 2:3il3^ 



(1939c) A case of parasitism on ixodiid ticks. 



(In Russian). Ibid, (ll), 2:28-30. 



________^________ (19A-3) Microorganism of rickettsial type in 



the larvae of the tick Hyalomma savignyi . (Abstract), 

 (in Russian). J. agric. Sci., Moscow, Ser. g (Vet.), 

 20(2):32. 



BEROS, G. & BALOZET, L. (1929) Fievre exanthematique d'ete au 

 Maroc. Bull. Soc. Path, exot., 22(8): 712-728. 



BHIRI, P. (1953) La febbre esantematica del Mediterraneo. 

 Minerva Med., Roma, V^, 2 (86): 1202-1209. 



BEETAZZI, C. G. (1952) Schemi di terapia della febbre ricorrente 

 afric ana dell 'alto piano etiopico. Acta med. ital., 

 Roma, 7 (3): 57-62. 



BERTRAM, D. S. (1939) The structure of the capitulum in Ornitho - 

 doros ; a contribution to the study of the feeding 

 mechanism in ticks. Ann. trop. Med. Parasit., 33(3-4): 

 229-253. 



- 925 - 



