Nemoria rubrifrontaria, the red-fronted emerald, is a species of moth in the family Geometridae (geometrid moths), in the superfamily Geometroidea (geometrid and swallowtail moths).

[1][2] The species was described by Alpheus Spring Packard in 1873.

[2] The MONA or Hodges number for Nemoria rubrifrontaria is 7047.

Larvae appear to mimic the leaves of sweet fern, and go through five instars.

[6] This article relating to the superfamily Geometroidea is a stub.