Noctua Undularis. Alis subdentatis nigricantibus, strigis transversis undulatis circiter 8. (Expans. Alar. 2 unc.)
Syn. Phalæna (Noctua) undularis, Drury, App. vol. 2.
Habitat: New York.
Upper Side. The antennæ are brown and thread-like. The head, body, abdomen, and wings are of a very dark brown, bordering on black, and appear somewhat glossy. All the wings are a little dentated, and on the anterior ones, from the base to the extremity, is a series of black indented lines or bars, whereof the last or outer one is strong and conspicuous, crossing the wing from the anterior to the posterior edges, about a quarter of an inch from the external margin. The posterior wings are marked exactly like the superior.
Under Side. Is of a lighter colour, with the same kind of markings, but fainter.
PLATE X.
NYMPHALIS FERONIA.
Plate [X]. fig. 1. 2.
Order: Lepidoptera. Section: Diurna. Family: Nymphalidæ. Swains.