Bees belonging to the genus Nomia of Latreille. 63 
and apex of the femora-ferruginous ; the posterior femora 
swollen ; the tibiz dilated and abruptly narrowed at their 
base. Abdomen oblong. 
Hab.—Sydney. 
22. Nomia erata. 
Male.— Length 33 lines. Of a brassy colour; the head 
and thorax obscurely so. Head: the flagellum of the 
antennze, the anterior margin of the clypeus and the 
mandibles, except their extreme base, rufo-fulvous ; the 
face with glittering cinereous pubescence. Thorax: a 
little cinereous pubescence on the sides of the metathorax ; 
a thin similar pubescence beneath, on the sides and on the 
legs; the legs ferruginous; the femora rufo-piceous above ; 
the posterior femora slightly swollen ; the tibiz dilated at 
their apex; wings hyaline; their nervures and tegule 
rufo-testaceous. Abdomen bright and brassy, with the 
apical margins of the segments depressed; beneath rufo- 
piceous, with an eeneous tinge. 
Hab.— Australia. 
*23. Nomia enea. (PI. II. fig. 13, 2.) 
Male.—Length 4 lines. Obscurely eneous; the coxe 
and femora rufo-piceous; the tibiz and tarsi ferruginous. 
Head as wide as the thorax; the flagellum, except the 
first joint, fulvous beneath; the apical margin of the 
clypeus and the mandibles ferruginous; the front with 
cinereous pubescence. Thorax closely punctured ; the 
wings hyaline; nervures fusco-ferruginous ; the posterior 
femora and tibize swollen ; the apical margins of the second 
and following segments with pale-fulvous pubescence. 
Hab.— Port Essington. 
*24, Nomia Nilotica. 
Female.—Length 4 lines. The mandibles, antenne, 
legs, thorax beneath, and base of the abdomen ferru- 
ginous; otherwise black. Head: the front densely 
covered with short snow-white pubescence; the anterior 
margin of the thorax with white tomentum; the legs 
have, outside, a glittering white pubescence; the wings 
hyaline, the nervures ferruginous; the tegule large and 
white, with a ferruginous spot at their inner anterior 
margin. Abdomen with broad, white-pubescent fasciz. 
Hab.—W hite Nile. 
