DESCEIPTION OF GLOSSINA PALLICERA. 35 

 Glossina pallicera, Bigot. 



(Plate III.) 



Glossina pallicera, Bigot, Aunales de la Societe Entomologique de France, 

 Annee 1891, Vol. LX, p. 378 ; Austen, " A Monograph of the Tsetse- 

 Flies," p. 79, Plate II (1903). 



cJ , 9 • — Length, ^ (8 specimens) 8 to 8-75 mm., 9 (4 speci- 

 mens) 8 to 9 mm. ; width of head, ^ 9 "^'6 to 2-8 mm. ; width 

 of front at vertex, ^ 0"6 mm., 9 8 mm. ; length of wing, 

 ^ 8 to 8-4 mm., 9 8-6 to 8-8 mm. 



Ground colour of dorsinn of tliorax olivaceous or olive-grey, toith 

 well-developed, dark sepia-hroivn, longitudinal markings of usual 

 type ; dorsum of abdomen mummy-hrown or dark sepia-hroicn, first 

 segment and a narrow, median, cuneate area on second {not altcays 

 extending to hind margin) buff ; in '^ , portion of second segment 

 immediately adjacent to and on each side of cuneate area, and a 

 corresponding region on third and fourth, or third, fourth and fifth 

 segments, sometimes with exception of hind border in each case, 

 usually cinnamon-coloured, therefore paler than lateral portions of 

 these segments ; third Joint of antennae pale (cream-buff^ to 

 ochraceous-buff), clothed iviih long and fine, pale yellotoish hair, 

 forming a conspicuous fringe on front and hind margins (cp. Fig. 13) ; 

 hind tarsi dark In-own above, last two joints clove-brown. 



Head buff or cream-buff, face and jowls yellowish pollinose, 

 posterior surface smoke-grey, sides of front (parafrontals) and 

 ocellar triangle mouse-grey ; frontal stripe cinnamon-rufous, 

 upper portion more or less mummy-brown ; ocellar spot dark 

 brown, connected with usual dark brown transverse band joining 

 bases of vertical bristles ; second joint of antennae buff (brownish 

 or dark brown above), third joint usually long and slender, often 

 brownish or mouse-grey at and towards distal extremity, which 

 is prominent, arista buff, dark brown beneath, terminal joint 

 long and slender, branched hairs eighteen to twenty-three or 

 twenty-four in number ; palpi buff or cream-buff, greyish above 

 and dark brown at tips ; proboscis bulb raw-umber-coloured, dark 

 brown on upper edges. 



Thorax. — Humeral calli, jjleurae, and pectus smoke-grey, 

 humeral calli with a dark brown spot next upper margin, some- 

 times wanting or indistinct ; scutellum raw-umber-coloured, with 

 a more or less sharply defined dark brown blotch, roughly 



