1803.] 
299 
third and fifth joints put together, and the apical joint is attenuated 
and acute at tip. 
Are not the males of artlculata and annulata varieties of one and 
the same species? 
IS. N. pygmaea n. sp. 
Male. Head black, densely punctured, face thickly clothed with 
whitish pubescence; the clypeus, a spot above it, the labrum, man¬ 
dibles, and face narrowly on each side of the clypeus, yellow; orbits of 
the eyes ferruginous. Antennge as long as the head and thorax; fer¬ 
ruginous ; base of the flagellum above blackish; scape in front yellow- 
lowish-ferruginous, behind ferruginous with the apex black. Thorax 
rather finely and densely punctured ; dark ferruginous above with a 
blackish longitudinal dorsal line; pleura and metathorax blackish, 
clothed with short whitish pubescence; two lines on the collar, tuber¬ 
cles, a spot on each side of the pleura anteriorly, two spots on the 
scutellum which is subbilobate, yellow or yellowish-ferruginous; tegulae 
ferruginous. Wings hyaline, apical margins faintly clouded; nervures 
ferruginous. Legs ferruginous; the coxae, base of the femora and pos¬ 
terior femora except tips, black. Abdomen ferruginous, finely punc¬ 
tured, shining; base of the first segment above black; on each side at 
the base of the second segment, a large, angular, yellow macula, pointed 
within and nearly meeting on the disk; on each side at the base of 
the third and fourth segments a transverse yellow line, more or less 
squarely indented posteriorly; on the fifth segment, a yellow fascia, 
obsoletely indented on each side anteriorly, and very slightly inter¬ 
rupted on the disk; sixth segment yellowish-ferruginous; apical seg¬ 
ment ferruginous, the tip bifid; beneath ferruginous, stained with 
blackish on the disk of the segments. Length 3 lines. 
Hah. Connecticut. One specimen in the collection of Mr. E. Norton. 
19. N. rubicunda Oliv. 
Nomada ruhicunda Oliv., Ency. Meth. Ins. viii, p. 365. 
Resembles in form and size Nomada hifasciata. The antennm are 
ferruginous-brown. The head and the thorax are ferruginous-brown, 
with a slight gray down. The abdomen is ferruginous, with two black 
spots on the first segment; the third is deep brown, with a yellow spot 
on each side; the two following segments are blackish-brown, with a 
white band in the middle of each one, the second is broader than the 
AS - ■ . 
