436 [March 
as generically distinct from the species included under the present name 
by Mr. Walker. 
NOCTUINA H-S. 
Genus MICE.OC(ELIA, Guen. 
Microcoelia vinnula nov. sp. (Plate 9, fig. 2.) 
Anterior wings olivaceous grey, terminal space whitish. In the basal 
space, below the submedian vein, is a black streak extending from the 
base of the wing to the transverse anterior line, which latter is com¬ 
posed of two dark olivaceous distinct undulate and rather widely sepa¬ 
rated bands. Median space large, olivaceous grey, crossed by the me¬ 
dian shade which is wavy, distinct, dark olivaceous and, traversing the 
reniform spot, becomes blackish at the costa. Ordinary spots of the 
normal shape, the orbicular with a clear whitish center; the reniform 
obscured with olivaceous. Transverse posterior line white, arcuated 
till below the discal space, bordered externally by a narrow black line, 
which latter becomes more distinct towards internal margin. Sub ter¬ 
minal space dark olivaceous and showing, just above the internal angle, 
a narrow black streak which extends from the transverse posterior line 
to external margin. Subterminal line indicated by the dilference of 
coloring between the subterminal and terminal spaces; terminal space 
whitish, and showing some darker shade spots near the apex. There 
is a terminal row of black dots; fringes whitish, slightly interrupted 
with greyish between the extremities of the veins. There is a series 
of black costal marks extending from the median shade to apex. Pos¬ 
terior wings blackish, with a terminal black line; fringes whitish. 
Under surface of anterior wings blackish in the center, whitish along 
all the margins and crossed by two parallel blackish bands. Under 
surface of posterior wings greyish, with a discal spot and dentated 
median band. Head, thorax and tegulae olivaceous grey, without mark¬ 
ings. Palpi extending a little beyond the head, first and third articles 
greyish, second article black. Abdomen blackish grey above, lighter 
below; legs greyish streaked with black; tarsi marked with black at 
base. 9 ^jo inches. 
Hah. New Jersey. Coll. Ent. Soc. Philadelphia. 
I have seen four individuals of this apparently rare species, which 
presents some resemblances of ornamentation to the genus Acron^cta, 
and was doubtfully of opinion that M. Gruen4e’s M. fragilis had been 
