Megachile albescens. 
199 
Has most resemblance to M. rufipes of West Afrika, but 
dififeis much from that species in the Abdomen and in the wings.« 
Akeek (Insel im rothen Meer). 
142. Megachile aegyptia Lep. 
1841. — Megachile Aegyptia Lepeletier, Hist. nat. Insect. Hymen. II.p.331 n 2. 
1874. — Megachile Aegyptia Radoszkowski, $ Bull. soc. natural. Moscou 
XLVII. P. 1. p. 145 n. 31; T. 1 F. 38. 
— Nigra, capite, thorace abdomineque nigro-villosis, 
pedum pilis nigris et rufis mixtis; alae apice fuscescentes. — 
Long. ? — 
Aegyptiis. (01 i v i e r). 
Vielleicht die lefeburei var. tristis?« 
143. Megachile affinis Brüll. 
1832. — Megachile affinis Brülle, £ Exped. scient. Moree Zoolog. II. p. 338. 
»<3. — Nigra; thorace et abdominis basi flavescente hirsutis, 
clypeo et capite subtus pilis albicantibus; abdominis apice et 
ventre cum pedibus pilis atris; femoribus anticis pilis cinereis; 
tarsis pilis rufis, articulis 4 ultimis flavo-rufis; alis subinfuscatis. 
— Long. 15 mm.« 
Graecia. 
144. Megachile albescens Sm. 
1879. - Megachile albescens Smith, $ Descr. New Spec. Hymen, p. 62 n. 5. 
Black, with the legs and abdomen beneath ferruginous. 
The face and cheeks densely covered with silvery-white pubes- 
cence, on the vertex it is thin and short; the mandibles ferruginous, 
the tips black, their base with short white pubescence; the 
flagellum of the antennae, except the basal joint, ferruginous 
beneath. The mesothorax thinly sprinkled with very short white 
pubescence, on the metathorax, the sides and beneath it is longer 
and more dense, the legs with white pubescence; wings hyaline, 
their nervures ferruginous. The basal margins of the abdominal 
Segments with white pubescent fasciae; beneath clothed with 
dense fulvous pubescence. — Long. 6'/± lines (= 13V 2 mm). 
White Nile.« 
Aegyptus. 
145. Megachile albipila Perez. 
1895. — Megachile mucida Perez, $ ^ Espec. nouv. Melliferes Barbarie, 
Bordeaux, p. 23 (nec Cresson 1878). 
1896. — Megachile albipila Perez, Corr. melliferes d. Barbarie, p. 1. 
13* 
