1863.] 
295 
clypeus, the lab rum, mandibles and antennae ferruginous, the latter 
slightly fuscous above; the clypeus and flagellum sometimes dark fus¬ 
cous. Thorax, the disk coarsely rugose, the collar, tubercles, tegulae, 
a spot beneath the wings, the scutellum and post-scutellum ferru¬ 
ginous, the two latter sometimes have a yellowish stain ; the legs fer¬ 
ruginous, the wings fuscous, their apical margins having a darker 
stain ; the basal segment of the abdomen has a transverse rufo-testace- 
ous band, sometimes bordered with yellow; the second segment has a 
similar band placed beyond the middle, the band more or less attenu¬ 
ated in the middle; the fourth segment has sometimes a transverse 
narrow line, and the fifth sometimes an oblique yellow dot 
'■'Hah. St. John’s Bluff, East Florida; G-eorgia.” 
A 9 specimen of this species (Coll. Mr. Norton) from Connecticut, 
differs from Mr. Smith’s description above quoted, as follows ;—The 
head is black, except the sides of the face above the clypeus, the labruni 
and base of the mandibles which are yellowish-ferruginous; the an¬ 
tennae are blackish-piceous, except the basal half beneath which is 
ferruginous; the collar, tubercles, tegulae and a spot beneath the wings 
are yellowish-ferruginous ; the scutellum and postscutellum are ferrugi¬ 
nous, the former with two yellowish spots, the latter with a transverse 
yellowish line; the band on the second segment of the abdomen above 
is tinged with yelloAV, and very much attenuated in the middle, there 
is no appearance of a line on the fourth segment, and the oblique dots 
on the fifth segment are very indistinct. 
i:5. E. gracilis n. sp. 
Ma.le. Head black, finely and densely punctured, rather thickly 
clothed with erect whitish hairs ; clypeus narrowly margined anteri¬ 
orly with yellow; the labrum, base of the mandibles and orbits of the 
eyes near the base of the mandibles, yellow; rest of the mandibles 
piceous. Antennae slightly longer than the head and thorax, black, 
flagellum ferruginous beneath. Thorax black, finely and densely punc¬ 
tured, rather thickly clothed with erect whitish hairs; tubercles fer¬ 
ruginous; tegulae yellowish-ferruginous. Wings hyaline, spendidly 
iridescent; apical margins faintly clouded, nervures testaceous. Legs 
black, slightly pubescent, extreme tips of the coxas, of the trochanters 
and of the femora, the tibiae and tarsi ferruginous, sometimes the tibiae 
are slightly obfuscated beneath. Abdomen minutely punctured, slightly 
