INDEX. 



219 



than mosquitoes and detrimental 

 to cattle, 28 ; life-history and 

 habits (H. H. King's observations); 

 larva ; pupa, 29. 



Simulium griseicollis ; locally known as 

 Nimitti (Nimetta or Nemetti) in 

 Dongola Province, Anglo-Egyp- 

 tian Sudan, 3 1 ; most troublesome 

 at sunset and sunrise, 34 ; occur- 

 rence on River Nile, in Anglo- 

 Egyptian Sudan outside Dongola 

 Province, 35 ; life-history and 

 habits (H. H. King's observations), 

 32. 



latipes, a European species that 

 occurs in South Africa, 25. 



wellmanni, in Angola, 30. 

 Sleeping sickness and Tabanidae and 



other biting flies (excluding Glos- 

 sina palpalis), 40 (note). 



not transmitted by 



Stomoxys under ordinary circum- 

 stances, 153. 



socialis (Tabanus), 100. 



SOMALILAND, list of species, 210. 



Soumaya or souma, a trypanosomiasis 

 of horses and humped cattle at 

 Segou (French Sudan), said to be 

 propagated by Tabanus ditaeniatus 

 and T. biguttatus, 72. 



stigmaticalis (Chrysops), 45. 



Stomoxys ; number of Ethiopian 

 species, 141 ; life-history, 142. 



and disease, 142. 



bouffardi, 150 (note). 



calci trans, 142 ; probably occurs 



throughout Africa ; exists through- 

 out the greater part of the world ; 

 localities of specimens, 143 ; mode 

 of sucking blood (Newstead's 

 observations), 145 ; Linnaeus's 

 observations, 145 (note) ; anatomy 

 of mouth-parts and internal 

 anatomy ; life-history, 146. 



as a disease carrier : an- 

 thrax, filariasis, 148 ; surra and 

 other trypanosomiases, 149. 



the intermediate host and 



transmitter of Filaria labiato- 

 papillosa of the ox, 148. 



and S. nigra and disease ; 



summary, 153. 



and S. nigra by far the 



most widely distributed species of 

 Stomoxys in Africa, 142, 143. 



- glauca (== S. nigra), 153. 



- inornata, 159. 



- lafonti (= S. nigra), 154 (note). 



- nigra, 153 ; except S. calcitrans, 

 the most widely distributed repre- 

 sentative of its genus in Africa, 

 153 ; S. nigra in Ashanti (observa- 

 tions by Dr. W. M. Graham), 155. 



Stomoxys nigra as a disease-carrier, 156. 



believed to disseminate 



surra in Mauritius, 154, 157 (and 

 note) ; said to cause disease among 

 camels in East Africa Protec- 

 torate (Dr. J. W. Gregory), and 

 among donkeys, mules, horses, and 

 camels in the Bahr-el-Ghazal (ob- 

 servations by the late Major 

 T. E. N. Lewis, A.V.D.), 156. 



omega, 157 ; secondary sexual 

 characters in male ; differences 

 between female and that of S. 

 inornata, 158. 



sp. capable of transmitting Try- 



panosoma cazalboui, the parasite 

 of souma, in French Sudan, 149. 



strigipennis (Hippocentrum), 134. 



Stygeromyia, characters of genus, 136. 

 maculosa, 136. 



sanguinaria, 137. 



suavis (Pangonia (Diatomineura)), 65. 



subangustus (Tabanus), 112. 



Subpangonia, 42, 55. 



subvittatus (Tabanus), 73. 



Surra and Phlebotomus (in India), 18. 



SWAYNE, COL. H. G. C., R.E., observa- 

 tions on Tabanidae in Somaliland, 

 63. 



Sycorax silacea, a Palae arctic blood- 

 sucking species of Psychodidae 

 (Phlebotominse) ; occurrence of 

 another (undescribed) blood-suck- 

 ing species of same genus in 

 Algeria, 9 (note). 



Tabanidae, external characters, 36-38 ; 

 number of described, and of known 

 Ethiopian species, 36 ; blood- 

 thirstiness of females, 38. 



enemies of, 39. 



life-history, 39. 



and disease, 40. 



and other biting flies (excluding 



Glossina palpalis) and sleeping 

 sickness, 40 (note). 



frequently asserted by natives to 



be responsible for diseases of 

 animals, 41. 



Tabaninse, 66. 



Tabanus, number of described African 

 species, 67 ; plastic characters 

 used in distinguishing species, 67 ; 

 colour and markings of eyes in the 

 living insects ; wide distribution 

 of certain species ; called Man- 

 grove-flies in West Africa, 68 ; 

 rare in Cape Colony, 61 ; life- 

 history, 69. 



and disease, 70. 



aeneus, 110. 



