76 ENTOMOLOGY FOR MEDICAL OFFICERS 



with white tip and three white rings. First 3 tarsal 

 segments with white tip. Wing-scales dark with some 

 admixture of yellow ; two small white spots on the costa ; 

 a yellow spot in the fringe at the tip of the wing, but 

 no spot in the wing-fringe proper. Punjab and Malay 

 Peninsula. 



Anopheles {Myzorhynchus) nigerrimus, Giles. Palpi with 

 three white bands and black tip. Some of the tarsi with 

 pale tips. Wing-scales mostly dark ; costa with two 

 yellowish spots. India. 



Anopheles {Myzorhynchus) barbirostris, Van der Wulp. 

 Palpi all black. Tip of tibiae and tarsi pallid Wing-scales 

 mostly black ; costa with two small yellow spots, one of 

 which is at the tip of the wing ; wing-fringe with one distinct 

 spot, at the end of the 3rd longitudinal vein. Oriental 

 Region generally ; Japan. 



Anopheles {Myzorhynchus) pseudobarbirostris, Ludlow. 

 From the Philippine Islands. Seems to differ from barbirostris 

 chiefly in having the femora and tibiae speckled with white. 

 It may be a variety. 



Anopheles {Myzorhynchus) umbrosus, Theobald. From the 

 Malay Peninsula. Differs from barbirostris in having only one 

 costal spot, situated near the tip of the wing ; there is also 

 a spot in the wing-fringe, at the ending of the lower branch 

 of the 2nd longitudinal vein. 



Anopheles {Myzorhynchus) albotmniatus, Theobald. From 

 the Malay Peninsula. Palpi all black. In the hind leg the 

 tibia and first 2 tarsal segments all have a white spot or 

 narrow band at both ends, the next 2 tarsal segments have 

 a broad white band at both ends, and the terminal segment 

 is white. The wings are like those of barbirostris, except 

 that there is no spot in the wing-fringe proper. 



Anopheles {Myzorhynchus) asiaticus, Theobald { = Lopho- 

 sceloymia asiatica, Theobald). Differs from all other species 

 of the Myzorhynchus group in having (i) the whole of the 

 last abdominal segment covered with long narrow scales ; 

 and (2) a large outstanding tuft of black scales and white 

 scales at the distal end of the hind femora; and in not 

 having the usual ventral tuft of scales on the penultimate 

 abdominal segment. The shaggy palpi are not banded. 



