Hydrillodes gravatalis is a moth of the family Erebidae first described by Francis Walker in 1859.

[1] It is found in the Indian subregion, Sri Lanka[2] and Sundaland.

[3][4] Forewings blackish brown.

Punctate submarginals are straw white.

[5] Caterpillars feed on detritus and pericarp of Shorea and Dipterocarpus species.