Calicium corynellum (Ach.) Ach.

Syn.: Caliciella corynella (Ach.) Vain., Caliciella corynella (Ach.) Vain. var. stipitata Vain., Caliciella corynella (Ach.) Vain. var. subsessile Vain., Calicium chlorinum auct. non (Ach.) Schaer., Calicium corynellum (Ach.) Ach. var. paroicum (Ach.) Ach., Calicium corynellum (Ach.) Ach. var. stipitatum (Vain.) Zahlbr., Calicium corynellum (Ach.) Ach. var. subsessile (Vain.) Zahlbr., Calicium paroicum Ach., Chaenotheca paroica (Ach.) Zwackh., Cyphelium paroicum (Ach.) Arnold, Lichen corynellus Ach., Sphinctrina paroica (Ach.) Trevis., Strongyleuma paroicum (Ach.) Vain. non auct.
Lichenised.
Substrate: siliceous rocks, lignum
Altitudinal range: from the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus) to the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)
Note: a temperate, probably holarctic species found beneath overhangs of hard siliceous rocks in humid areas; probably more widespread in the Alps, but never common.
Austria: Salzburg; Niederösterreich (incl. Wien); Switzerland: Graubünden; France: Isère; Haute-Savoie; Italy: Veneto; Trentino Alto Adige; Lombardia; Piemonte; Valle d'Aosta;