Thyrosticta bruneata is a moth of the subfamily Arctiinae first described by Paul Griveaud in 1969.

[1] The male of this species has a wingspan of 18 mm, the female 22 mm.

The forewings are dark brown, with one ochreous-yellow post basal spot, another whitish spot and two small whitish antemarginal spots.

Hindwings are uniformly ochreous yellow without external border[2]

This Arctiinae-related article is a stub.