Thoressa astigmata, the southern spotted ace,[1] is a butterfly belonging to the family Hesperiidae.

[2][1] It is endemic to the Western Ghats of India and is found in the states of Kerala, Tamil Nadu and Karnataka.

Cilia of forewing brown, becoming pale towards the anal angle of the hiudwing, whitish with grey marks opposite the vein ends.

Hindwing with a rounded series of six or seven white dots in the upper disc and a double whitish mark above the anal angle.

Antennae black spotted with white on the underside, the club white beneath, tip red, palpi, head and body blackish-brown, palpi beneath and pectus greyish, legs dull ferruginous.