Genus Pyretophorus. 43 
the sixth, the basal one being small, the median long. First fork 
cell considerably longer and slightly narrower than the * second, 
its base much nearer the base of the wing than that of the 
second, its stem not half the length of the cell; stem of the 
second fork-cell as long as the cell; median cross-vein just in 
advance of the supernumerary; posterior cross-vein not quite 
twice its own length distant from the mid; halteres pale creamy 
with fuscous knob. 
Length .—4 mm. 
Habitat .—Bihe, Angola, W. Africa (Dr. Creighton Wellman). 
Time of capture.- —24. ii. 05. 
Observations. —Described from three 9 ’s. It comes near 
P. costalis, Loew, but can at once be told by the absence of spots 
on the femora. 
Type in the British Museum. 
Pyretophorus ardensis. Theobald (1905). 
Journ. Eco. Biol. I., 1, 17 (1905); Mono. Culicid. IV., 75 (1907), Theobald. 
Natal. 
Type in the British Museum. 
Pyretophorus atratipes. Skuse (1888). 
Anopheles atratipes. Skuse (1888). 
Proc. Linn. Soc. N.S. Wales III., 2, 1755 (1888), Sknse; Mono. Culicid. I., 
208 (1901), Theobald; Ann. Queensland Mus. 8, 12 (1908), Bancroft. 
ISf. S. Wales and S. Queensland. 
As far as I can see there is nothing to separate this species 
from this genus. The palpi only white at apex. Legs unhanded. 
Dr. Bancroft writes as follows :—This mosquito is rather 
uncommon, only two or three specimens can be obtained 
occasionally in scrubs and swamps in S. Queensland from 
Caboolture to Moreton Bay and Ennogera. It is a vicious biter 
causing considerable pain. It will live in confinement and 
oviposits singly. 
Pyretophorus? freerae. Banks (1906). 
Philippine Journal of Science, I., 9, 993 (1906). 
This description reads as if it were a Nyssorhynchus, not a 
Pyretophorus. Banks says : “ Small, dark grey, with light grey, 
