HYMENOPTERA. 29 
beneath coarsely punctured, the segments ciliated with white 
pubescence. 
Hab. Australia (Adelaide). 
157. MuriILLa MODESTA. B.M. 
Female. Length 5} lines.—Black, the head and thorax co- 
vered with large confluent punctures ; the vertex and cheeks have 
a thin silvery pubescence, a tuft of the same in front of the eyes ; 
the head, thorax and abdomen above have a thinly scattered long 
black pubescence ; the legs, thorax and abdomen beneath have 
a thin long white pubescence. The basal segment of the ab- 
domen has a central spot of white pubescence, a circular spot of 
the same in the middle of the second segment, and a spot on 
its apical margin; the fifth segment has a little tuft of white 
pubescence on its apical margin in the centre, and there is a 
similar tuft at the extreme lateral apical margin of the second 
segment ; the second and third segments beneath are fringed 
with white pubescence. 
Hab. Australia (Adelaide). 
158. MuTILLA PULCHELLA. B.M. 
Female. Length 4 lines.—The head and thorax ferruginous, 
with a beautiful violet iridescence, moderately punctured, and 
having a thinly scattered black pubescence ; the scape, cheeks 
and thorax beneath have a thin cinereous pubescence; the 
eyes black and prominent; thorax rounded anteriorly, much 
narrowed posteriorly ; the legs sometimes of a bright violet tint, 
or ferruginous with a violet iridescence ; the tarsi thickly covered 
with cinereous pubescence ; the tibize and femora have a scat- 
tered cinereous pubescence ; the cox, trochanters, base of the 
femora and the thorax beneath ferruginous. Abdomen of a me- 
tallic purple, the second and followig segments having down 
the centre a line of silvery pubescence. 
Hab. Australia (Moreton Bay ; Adelaide). 
159. MurTiILLA QUADRATA. B.M. 
Female. Length 4} lines.—Head rugose, on the vertex a 
little golden pubescence ; the antennz, mandibles, thorax and 
legs ferruginous ; the latter oblong-quadrate, slightly compressed 
posteriorly, very coarsely rugose above, and having a scattered 
golden pubescence ; the sides and femora above rufo-piceous. 
Abdomen thinly clothed with black pubescence, a spot of glit- 
tering silvery pubescence on the basal segment, an ovate one on 
