Lithophane signosa, the signate pinion or sycamore pinion moth, is a species of moth in the family Noctuidae (owlet moths).

[1][2] The species was described by Francis Walker in 1857.

[3] It is found in North America.

[2] The MONA or Hodges number for Lithophane signosa is 9895.

This article relating to the superfamily Noctuoidea is a stub.