218 OBSEEVATIONS BY W. C. OSWELL. 



the empty cases much as the locust bird does the locusts " 



(p. 114). 



[The insect here referred to as attacking the Tsetse 



is probably one of the Asilidje — a family of Diptera, the 



members of which prey on other insects in the manner 



indicated. The Ichneuraonidee are Hymenoptera, which 



lay their eggs in living caterpillars, but do not themselves 



hawk after insects. — E. E. A.] 



Cattle take their death-bites quite calmly — " with a 

 whisk of theii' tails, as is their custom with other flies " 

 (p. 114). 



Tsetse en the Chohe JRiver, in the bush, not in the reeds : 

 the flies begin to buzz about as the sun rises (p. 147). 



" We had travelled all night through the sleeping 

 flies" (pp. 146-147). 



" Livingstone woke up, smoothed down my visitor, 

 and inquired what we could do with the cattle. We 

 could not leave them where they were ; they would find 

 nothing to eat, and besides, when the sun got hot the 

 flies would find their way to them. We must drive them 

 across the river, as there were no Tsetse there, the man 

 told us ; and we found that it was so, the narrowest lines 

 frequently defining the limits of safety and danger " 

 (pp. 147-148). 



" The Tsetse, that great enemy to the cattle-breeder, 

 will disappear before the approach of civilisation, and the 

 killing off of the game, especially the buflfalo, its standing 

 dish, as it has done many times already in African lore. 

 I am speaking of the tracts south of the Zambesi" 

 (p. 150). 



129. 1894. Jules de Gueme. 



Compte-JRendu Sommaire de Seance de la Societe Philo- 

 mathique de Paris. — Gompte-JRendu Sommaire de la Seance 

 du 14 Avril 1894, No. 12, p. 2. 



Report of the exhibition of two specimens of Glossina 

 morsitans, Westw., collected in Central Africa by M. 

 Edouard Foa. 



[Translation.] " Everything leads us to believe that 

 Glossina inoculates domestic animals with the germs of 

 some virulent malady analogous to anthrax. . . . No 

 doubt it would be possible to cultivate the bacteria 



