DESCEIPTIOX OF GLOSSINA MOESITANS. 49 



9'6 mm. ; width of head, (J 2-i to 2-75 mm., 9 ^'5 to just under 

 3 mm. ; width of front at vertex, ^ 0"6 mm., 9 0'^ to 1 mm. ; 

 length of wing, ^ 76 to 8-2 mm., 9 ^"^ to 9"5 mm. 



Dorsum, of tliorax light grey, oUvaceous-grei/, or smoke-grey 

 in $ , drah-grey in 9 j ihe thoracic markings in both sexes incom- 

 pletely deoeloped, and reduced to hroiOHish or moiise-grey longitudinal 

 streaks ; dorsum of abdomen buff to ochraceous-buff (in pinned 

 specimens sometimes mouse-grey or olivaceous owing to post 

 mortem changes), icith a larger or smaller clove-broion blotch 

 (sometimes indistinct or almost icanting) near each basal angle of 

 the second segment, and the third to the sixth segments inclusice 

 each with a very conspicuous clove-brown transverse band, interrupted 

 in the median line, not reaching the lateral margins, and not 

 extending beyond the basal three-fourths of the segment, if so far ; 

 legs buff, last two joints of hind tarsi clove-brown or black, last two 

 joints of front tarsi and penultimate joint of middle tarsi con- 

 spicuously 'tipped with clove-brown or dark brown, last joint of 

 middle tarsi entirely dark brown above in typical race, otherwise 

 distal half or third of last joint of middle tarsi alone dark brown 

 or clove-brown, remainder of joint merely brownish or even entirely 

 pale. 



Head cream-bufF, face and jowls cream-coloured pollinose, 

 posterior surface olive-grey or smoke-grey, ocellar triangle smoke- 

 grey, sides of front (paraf rentals) in 9 each with a dark brown 

 blotch on upper part of lower half, wanting or at any rate 

 smaller and less conspicuous in $ ; frontal stripe buff, its upper 

 or posterior extremity often more or less mummy-brown ; ocellar 

 spot dark grey, spots at base of vertical bristles dark brown, 

 sometimes connected by a transverse band of similar colour ; 

 first and second joints of antennae dark brown, distal extremity 

 of second joint buff, third joint mouse-grey or drab-grey, posterior 

 basal angle buff, front margin not fringed, arista buff, penulti- 

 mate joint at base and lower margin of proximal extremity of 

 terminal joint dark brown, branched hairs about twenty-one in 

 number ; palpi buff, yellowish-grey above, tips mouse-grey or 

 dark grey ; proboscis bulb clove-brown or dark brown. 



Thorax. — The markings on the dorsum are more or less 

 incomplete vestiges of those exhibited by Glossina palpalis, 

 Rob.-Desv. (compare Plates V and I) ; pleurae smoke-grey in $ , 

 drab-grey in 9 > pectus smoke-grey ; scutellum cream-buff', upper 



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