SYNOPSIS OF SPECIES. 71 



Usually smaller ; head narrower ; front paler 



and wider; eyes in 6 as well as in ? 



distinctly converging towards vertex ; ab- 

 dominal bands less deep, pale hind margins 



of segments therefore deeper ; hypopygium 



in 6 larger, paler, somewhat more oval in 



outline, and clothed with fewer fine hairs ; 



tip of 6 abdomen less hairy laterally ; 



bristles on 6th segment in S stouter and 



more conspicuous morsitaiis, Westw. 



6. Dorsum of thorax with four sharply defined 



small dark brown oval spots, arranged in a 



parallelogram, two in front of and two 



behind transverse suture ; bulb at base of 



proboscis brown at the tip longipennis, Corti. 



Dorsum of thorax without such spots, though 



with more or less distinct longitudinal 



stripes ; bulb at base of proboscis not brown 



at the tip fasca, Walk. 



Glossina palpalis, Rob.-Desv. 



(Plate I.) 



Nemorhina palpalis, Robineau-Desvoidy, Essai sur les Myodaires 



(M^moires Present6s par Divers Savans a I'Academie Royale des 



Sciences de I'lnstitut de France. Sciences Math6matiques et 



Physiques. Tome Deuxieme), p. 390 (1830). 

 Stomoxys longipalpis ? , Walker (nee Wiedemann), List Dipt. Ins. in Coll. 



Brit. Mus., Pt. III., p. 682 (1849). 

 Glossina tachinoides, Westwood, Proc. Zool. Soc. Lond., Pt. XVIII., 



p. 267, PL XIX., fig. 2 (1850) : Ann. Mag. Nat. Hist. Ser. 2 Vol. X., 



p. 147 (1852). 

 Glossina longipalpis. Walker [ticc Wiedemann), Entomologist, VI., p. 328 



(1873). 



Glossina ventricosa, Bigot, Ann. Soc. . Ent. France, 6" Serie, T. 5, 



pp. 122, 123 (1885). 

 Glossina longipalpis, Bigot {tiec Wiedemann), ibid. p. 122.' 

 Glossina tabanifornis, Bigot (nee Westwood), ibid, p. 123. 

 Glossina longipalpis, Austen (nee Wiedemann), Report of the Proceedings 



of the Expedition for the Study of the Causes of Malaria, etc., p. 18 



(1899). 



^ , 9 .—Length* 8 to 9| millim. (3f to 4-| lin.) ; length of wing 

 8 to 9| millim. (3| to 4^ fin.) ; width of head 2^ to 2| millim. 

 (4 toll lin.). 



* The length given is in all cases exclusive of the proboscis and palpi, 

 and is moiw;ured from the cpistoma to the tip of the abdomen. 



