300 
[November 
first. The legs are ferruginous. The wings have an obscure tinge, 
with a transparent spot towards the extremity ; the nervures are brown, 
and the stigma is reddish. 
''Hah. Carolina.” 
Unknown to me. 
20. N. amoena n. sp. 
Female. Head finely punctured, ferruginous; lower orbits of the 
eyes in front yellowish; the throat, a dot on each side of the clypeus. 
a patch about the insertion of the antenna3 obscurely connected with 
another enclosing the ocelli, black. Antennae rather short, ferrugi- 
nous. Thorax finely and densely punctured, ferruginous ; a longitu¬ 
dinal dorsal line, an abbreviated line anteriorly on each side of the disk, 
sides of the metathorax and a line down its middle, black ; a black im¬ 
pressed puncture on each side of the pleura immediately beneath the 
base of the wings; sides of the metathorax densely clothed with silvery- 
white pubescence. Wings subhyaline, apical margins clouded, with a 
pale lunule near the tip. J^egs ferruginous; base of the femora be¬ 
neath and the posterior femora and tibim within, blackish. Abdomen 
finely punctured, blackish-brown; on the middle of the first segment 
above, a transverse ferruginous stain, having on each side of the disk 
two yellow spots; on each side at the base of the second segment, a 
large cuneiform yellow macula, obtusely pointed within and almost 
meeting on the disk ; on each side of the third segment a yellow line 
indented in the middle posteriorly; on the fourth and fifth segments a 
yellow fascia also indented on each side posteriorly; beneath ferrugi¬ 
nous. a minute dot on each side of the second segment, a transverse 
oblong spot on each side of the third, and a transverse line on the disk 
of the fourth segment, all yellow. Length 4 lines. 
Hah. Rock Island, Ill. One specimen in the Collection of Benj. 
D. Walsh, Esq. 
A beautiful species, resembling some of the varieties of N. maeu- 
lata n. sp., but can hardly, I think, be a variety of that species. 
21. N. torrida Smith. 
Noinada torrida Smitli, Brit. Mus. Cat. Hym. ii, p. 250 9 • 
“ Female. Length 4| lines.—Head red, the basal joint and the 
flagellum of the antennae beneath red. Thorax red, the collar ob¬ 
scurely yellow, the scutellum and sides of the metathorax of a paler 
