Orgyia detrita, the fir tussock moth or live oak tussock moth, is a tussock moth in the family Erebidae.

The species was first described by Félix Édouard Guérin-Méneville in 1831.

It is found in North America.

[1][2][3] The MONA or Hodges number for Orgyia detrita is 8313.

This article on a moth of the family Erebidae is a stub.