Thalassodes quadraria is a species of moth of the family Geometridae first described by Achille Guenée in 1857.

It is found in Africa south of the Sahara and in India and Sri Lanka.

Antemedial and postmedial indistinct pale straight oblique lines.

Hindwings with indistinct postmedial line, produced to a point and angled at vein 3.

[2] Larval food plants include Ricinus communis, Mangifera indica, Rosa, Crotalaria verrucosa,[3] Coffea arabica, Myrica aethiopica, Schinus molle, Zea mays, and Myrica serrate.