1927 ] 
New West Indian Megachile 
53 
ferruginous apically, without distinct basal teeth; spurs pale 
yellow. 
Abdomen cordate,, flattened above, the segments not very 
deeply impressed basally and not at all apically, finely punctate, 
shining, with short black pubescence on the discs except on 
segment 1 where it is long and white;; segments 1-5 conspicuously 
white fasciate, all the fasciae entire, but rather narrow basally; 
segment 6 slightly concave at sides viewed from above, also 
slightly concave in profile, with appressed, very dark brown 
pubescence, and with scattered erect black hairs basally; scopa 
pure white, mostly black on segment 6, and black at extreme 
sides of segments 3-5. 
Length 10 mm. 
cf. Head broad, much as in the female, pubescence dense 
and ochraceous; clypeus closely punctured, densely pubescent, 
with a considerable amount of black hair above and at sides, 
apical margin beneath the beard smooth and shining, broadly 
emarginate or incurved medially; mandibles 4-dentate, shining 
above, with a few scattered black hairs in front, inferior tooth 
subbasal, rather small, sharply pointed; cheeks and vertex as in 
the female, the cheeks simple below (not excavated nor toothed) ; 
antennae long, the joints more than twice as long as wide, black 
above, more piceous below; pubescence somewhat longer on 
vertex than in the female. 
Thorax with pubescence arranged as in the female, but 
rather longer above; tegulae and wings as in the female; legs 
much as in the female, but the femora suffused with blackish 
basally; front coxae black, thinly pubescent in front, with flat- 
tened curved pointed spines of moderate length; front tarsi 
simple, with hardly any fringe, with long mixed black and white 
hairs; front tibiae with black pubescence on outer face; pubes- 
cence on front tarsi beneath brownish, pale yellowish on the 
middle and hind tarsi beneath, legs otherwise white pubescent. 
Abdomen somewhat narrowed posteriorly, shining, punctures 
very fine and rather sparse; pubescence long and pale on seg- 
ment 1, black on discs of segments 2-4, segments 3 and 4 with 
basal fasciae, 5 broadly appressed pubescent basally, the pubes- 
cence pale ochraceous, the surface otherwise with rather long 
