Bees belonging to the genus Nomia of Latreille. 65 
27. Nomia rubella. (PI. II. fig. 17, ¢.) 
Male.—Length 5 lines. Head and thorax black; 
abdomen red. Head and thorax closely and strongly 
punctured; the front of the head clothed with griseous 
pubescence. ‘The mesothorax with a central impressed 
line and an abbreviated one on each side of it; the scu- 
tellum depressed in the middle and subtuberculate on 
each side; wings fuscous and with a violet iridescence ; 
the posterior femora and tibize punctured, the former 
greatly swollen, and with a minute tooth beneath near 
their apex ; the tibize narrow at their base to one-third of 
their length, then abruptly dilated, and having a minute 
tooth beneath near their apex; the tarsi ferruginous at 
their base. Abdomen black at its extreme base, rather 
strongly and very closely punctured; the apical margins 
of the segments smooth and shining; the apex with 
fuscous pubescence. 
Hab.— Gambia. 
28. Nomia lamellata. (PI. II. fig. 8, 3.) 
Female.—Leneth 53 lines. Black: the legs ferru- 
ginous; abdomen with four white, or pale-yellow fascie. 
Head: the antennz and mandibles ferruginous; the front 
with pale bright pubescence, that on the cheeks white. 
Thorax: the pubescence at the margins of the meso- 
thorax pale fulvous, on the sides and beneath it is 
nearly white; wings subhyaline, the nervures and tegulz 
ferruginous; on each side of the scutellum is a thin, 
short, projecting, pale-testaceous lamella, and another, the 
width of the post-scutellum, projects from its base, and is 
deeply notched in its posterior margin. Abdomen: the 
apical margins of the first and three following segments 
with pale-yellow fasciz, sometimes cream-coloured, the 
first being the narrowest. | 
Male.—Greatly resembles the female, but has an addi- 
tional fascia on the abdomen, and has the posterior femora 
much swollen ; the tibize swollen and greatly dilated, and 
produced at their apex beneath into a long pointed pro- 
cess; at their base above is a little snow-white pubes- 
cence. 
Hub.—Gambia; Egypt. 
TRANS. ENT. SOC. 1875.—PART I. (MAY.) F 
