Mycalesis fusca has a yellowish-brown underside wing with two reddish-brown or orange longitudinal stripes from the top to the bottom, a series of moderate to small ocellus in the submarginal region. The post-discal area of the hindwings are reddish brown. The upper wings in males are brown with indistinct post-discal ocellus, whereas in females they are pale brown with more pronounced post-discal ocellus. Female butterflies are usually larger.
Larva: Mycalesis fusca larvae are cylindrical, greenish yellow in color with a longitudinal stripe on the body, the head and body are covered by turbecles and setae. There is a pair of cephalic horns and the tail is split in half (there are two anal projections).
Pupa: Mycalesis fusca pupae are slightly angular, light wood brown with faint brown markings, smooth surface.