Lichenicolous, on Aspicilia caesiocinerea and Lobothallia radiosa.

Belgium: Mosan: R.

Luxembourg: Ard.: R, Lorr.: RR.

France: Mosan: RR. Most probably common but overlooked in some parts of the study area.

Lit.: NL92: 159, NL97: 51, Navarro-Rosinés & Hafellner (1996).