Mr. J. R. Malloch on Exotic Muscaride. 427 
Alluaudinella fulvovittata, sp. un. 
Male and female.—Yellowish testaceous. Thorax with two 
broad fulvous vittse, which are not black in front of suture 
as in bivittata, Macq. Abdomen unmarked. Legs entirely 
pale. 
Length 7-8 mm. 
Type, male, allotype, and one female paratype, Yapi, 
Northern Territories, Gold Coast, xi. 1915 (Dr. J. J. 
Simpson). 
Genus Neavera, nov. 
Generic characters.—Eyes of male separated by at least 
one-third of the head-width at vertex; each orbit with one 
strong, backwardly directed bristle a little in front of level 
of anterior ocellus and three infraorbitals; ocellar pair 
strong; head about twice as high as long in profile; arista 
plumose; palpi normal. Two strong pairs of postsutural 
dorso-centrals on thorax, the anterior pair of presutural 
dorso-centrals strong ; prealar minute ; prescutellar acro- 
stichals not differentiated ; margins of prosternum, ceutre 
of pteropleura, and margins of metathoracic spiracle with 
a few black setulose hairs. Abdomen narrowly ovate ; basal 
sternite bare; fifth sternite deeply cleft. Hind tibia with © 
two short postero-dorsal setule. Third wing-vein with afew 
hairs at base below, not curved forward at apex. 
Genotype, the following species. 
Neaveia flavida, sp. n. 
Male.—Ycellowish testaceous, slightly shining. Frons and 
upper two-thirds of occiput black. Dorsum of abdomen 
from a little before apex of basal tergite blackened in centre. 
Legs entirely pale. Wings clear. Calyptre yellowish, 
margins brown. Halteres yellow. 
Third antennal segment over three times as long as second ; 
longest hairs on arista longer than width of third antennal 
segment ; parafacial linear ; cheek narrow. Thorax without 
differentiated presutural acrostichal bristles ; sternopleurals 
1:2, in a nearly equilateral triangle. Fore tibia with a 
median posterior bristle; wmid-tibia with two posterior 
bristles and apicad of them several setulz, hind femur with 
four or five widely spaced antero-ventral bristles and one 
bristle near middle on postero-ventral surface, hind tibia with 
one antero-dorsal and two antero-ventral bristles. 
