• Species: Buellia badia (Fr.) A. Massal.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Buellia disciformis (Fr.) Mudd
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Buellia erubescens Arnold
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Buellia griseovirens (Turner & Borrer ex Sm.) Almb.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Buellia insignis (Nägeli ex Hepp) Th. Fr.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain extinct

• Species: Buellia pharcidia (Ach.) Malme
• Remark: see: Diplotomma pharcidium
• Fungus type: lichenized
• Treatment in Estonia: synonym

• Species: Buellia schaereri De Not.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Buellia subdispersa Mig.
• Remark: see: Diplotomma lutosum
• Fungus type: lichenized
• Treatment in Estonia: synonym

• Species: Buellia violaceofusca G. Thor & Muhr
• Remark: see: Lecanographa amylacea
• Fungus type: lichenized
• Treatment in Estonia: synonym

• Species: Buelliella lecanorae Suija & Alstrup
• Remark:
• Fungus type: lichenicolous
• Treatment in Estonia: certain

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