Ampittia dioscorides, the common bush hopper or simply bush hopper,[1][2][3][4][5] is a species of butterfly found in India, China, Indochina, Cambodia and on to Borneo, Sumatra and Java belonging to the family Hesperiidae.

Hindwing blackish-brown, with an irregular-shaped, short, broad, diseal, golden yellow band, composed of spots divided by the veins, the two centre ones elongated, the lower ones small.

Hindwing with the ground colour golden-yellow, most of the wing covered with minute brown scales, the diseal patch as above, edged with pale in-own, and a series of pale brown sub-marginal spots all round the wing from the base to the anal angle.

Forewing with a yellow spot at the end of the cell, and a diseal series of yellow spots, two, sometimes three, divided by the veins, from near the costa, one-sixth from the apex, two in the middle of the disc in the median interspaces, and a small one in the interno-median interspace, an indistinctseries of sub-marginal yellowish spots on the upper half of the wing.

Forewing with the spots as above put larger, a yellow sub-costal streak from the base to beyond the middle.