373 
half infuscated; arista infuscated at the base. Eyes slightly 
converging. Palpi relatively short and stout. Thorax dark brown, 
with the markings dusky grey-brown, these vary in intensity, but are 
usually more or less indefinite. 
Abdomen dark brown; second segment scarcely paler than the 
others; margins and posterior angles sometimes narrowly paler. 
Legs pale ochreous brown; last two segments of middle and 
hind tarsi dark, blackish; last two segments of front tarsi either 
with or without brownish tips; front femora infuscated dorsally, 
and slightly so laterally on the inside; hind tibiae with a more or 
less distinct infuscated band; venter, in examples which have not 
partaken of a meal of blood, pale ochreous brown, margins of the 
third to the sixth infuscated ; stigmata dusky ochreous. 
Female.— Colour pattern closely resembling that of the male, 
but with the hind and lateral margins generally more strongly 
pronounced. 
Type, female, Songwe River, N. Nyasa, ;th January,1909 (Dr. 
J. B. Davey). Co-type, male, near Kporo, N. Nyasa, 5th August, 
1909 (Dr. J. B. Davey). 
Glossina grossa, Bigot. 
Ann. Soc. Ent. Fr„ Vol. LX, p. 377 (ifcO- Female only. 
This species is distinguishable from Glossina fusca by its 
generally darker colour; the darker hrnd tars: m the male, t 
narrow lines on the thorax and the strongly pubescent "er ° 
the antennae. Morphologically also in the male armato eby tir 
form of the clasperettes, the large group of squamrform 
the harpes, and the broad dark sclerrte ansmg from its anterror 
portion near the base of the mantle. 
Length. —11-12 mm.; length of wing, n-rr 5 o mm. 
TW very dark brown 
pale longitudinal stripes , scarcely bro sefrmen t 
Lure. ^Abdomen blackish brown, with the second 0 ^^ 
markedly paler. Legs dusky ; hind ti dually pa ling 
the last two black, the rest also rather d if nfliscat ed band, 
proximally ; hind and middle femora with a roa 
