Pterygiopsis affinis

Crustose saxicolous on calcareous rocks.
Note: thallus with squamulose areoles, densely aggregated lobules, thallus margin often effigurate or placodioid. Cyanobacteria algae (Scytonema, Nostoc).

Lithology: calcarenite
Altitude: 102 m
Municipality: Almería