E. E. AUSTEN A NEW SPECIES OF TSETSE-FLY. 



295 



G. palpalis (cf. figs. 1 and 2) ; palpi mouse-grey, darker above and towards 

 distal extremity. 



TJiorax : dorsum with dark brown markings of same type as in typical 

 form of G. palpalis, but often somewhat more extensive ; pleurse and 

 interspace between markings on dorsum light mouse-grey ; scutellum, at least 



Antenna of Glossina caliginea, Austen. 

 X 30. 



Fig. 2. 



Antenna of Glossina palpalis, Rob.-Desv» 



X 30. 



Fig. 3. — Antenna of Glossina pallicera, Bigot, x 30. 



in ? , somewhat more elongate than in G. palpalis, apical scutellar bristles 

 in $ unusually short, reduced to small spines, hind margin of scutellum 

 and interspace between distal extremities of dark blotches on dorsum 

 cream-bufF. 



