288 Natal Bees 
between the punctures; tegule rufofuscous with a broad pallid 
margin ; wings dusky, greyish ; legs with white hair, ferruginous on 
inner side of tarsi; middle basitarsi on outer side densely covered 
with silky white hair, and with a white fringe behind ; hind basitarsi 
not as broad as titre ; spurs ferruginous ; abdomen with conspicuous 
creamy-white hair-bands, sixth segment with black hair. 
Stella Bush, Durban, 21st January, 1917 (C. N. Barker). The 
entire abdominal bands distinguish it from MM. venwstordes, Strand, 
which also has the hair of the face brassy-yellow. 
MEGACHILE TARSISIGNATA, Sp. NOV. 
¢. Length 10°5-11-°5 mm.; black, including antenne, but last 
tarsal joint (and the one before more or less) red ; face and front 
densely covered with white hair, the lower half creamy ; clypeus 
glistening, but extremely finely and closely punctured, without a 
smooth line; flagellum long and slender ; vertex with ochreous hair ; 
thorax above with pale ochreous hair, beneath with white ; tegule 
ferruginous ; wings dusky hyaline, brownish; stigma ferruginous 
nervures fuscous ; legs with white hair, long and abundant on under 
side of anterior and middle trochanters and femora ; anterior coxal 
spines broad, dentiform, only moderately long; anterior tarsi ; 
broadened, with a large thick white fringe behind ; first three joints 
white posteriorly, but anteriorly black, the basitarsus with a very 
large dark lobe concave within, and covered on outer side with long 
hair; middle tarsi with dense white hair, forming a conspicuous fringe 
behind: hind tarsi broad, the hair on inner side ferruginous; abdomen 
densely covered with orange-fulvous tomentum, except that segments 
2 to 4 have a transverse bare band ; keel of sixth segment crenate, 
and with a small median notch; venter with broad white hair-bands, 
Two from Umbilo, 7th February, 1917 (lL. Bevis). The cotype is 
conspicuously broader and more robust than the type, but they are 
certainly one species. Closely resembles I. flavescens, Friese, but 
known at once by the anterior tarsi, 
MEGACHILE BEVISI, sp. nov. 
¢. Length about 11:5 mm.; rather long and narrow; black, with 
the first abdominal segment (except a broad apical band not reaching 
sides), spot or mark on each side of segments 2 to 4 (and extreme 
base more or less), anterior femora and tibie in front, anterior tarsi 
and middle femora more or less, ferruginous ; face and front densely 
