• Species: Byssoloma subdiscordans (Nyl.) P. James
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Calicium abietinum Pers.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Calicium adspersum Pers.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Calicium denigratum (Vain.) Tibell
• Remark: excluded as misidentification: re-identified as Calicium glaucellum
• Fungus type: lichenized
• Treatment in Estonia: misidentification

• Species: Calicium glaucellum Ach.
• Remark: includes earlier misidentification of Calicium denigratum (Vain.) Tibell
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Calicium parvum Tibell
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Calicium pinastri Tibell
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Calicium quercinum Pers.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Calicium salicinum Pers.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Calicium trabinellum (Ach.) Ach.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species:
• Remark:
• Fungus type:
• Treatment in Estonia: