• Species: Amandinea punctata (Hoffm.) Coppins & Scheid.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Amygdalaria panaeola (Ach.) Hertel & Brodo
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain extinct

• Species: Anaptychia ciliaris (L.) Körb. var. ciliaris
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: synonym
• harilik ripssamblik

• Species: Anaptychia ciliaris var. melanosticta (Ach.) Boistel
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: synonym
• meri-ripssamblik

• Species: Anaptychia runcinata (With.) J.R. Laundon
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain
• tõmmu ripssamblik

• Species: Anisomeridium biforme (Borrer) R.C. Harris
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Anisomeridium polypori (Ellis & Everh.) M.E. Barr
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Arctoparmelia centrifuga (L.) Hale
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain
• sõõr-põhjasamblik

• Species: Arctoparmelia incurva (Pers.) Hale
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain
• pais-põhjasamblik

• Species: Arthonia apatetica (A. Massal.) Th. Fr.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Arthonia byssacea (Weigel) Almq.
• Remark: see: Inoderma byssaceum (Weigel) Gray
• Fungus type: lichenized
• Treatment in Estonia: synonym
• rant-tähnsamblik

• Species: Arthonia caerulescens (Almq.) R. Sant.
• Remark:
• Fungus type: lichenicolous
• Treatment in Estonia: certain

• Species: Arthonia cinnabarina (DC.) Wallr.
• Remark: see: Coniocarpon cinnabarinum DC.
• Fungus type: lichenized
• Treatment in Estonia: synonym

• Species: Arthonia didyma Körb.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Arthonia digitatae Hafellner
• Remark:
• Fungus type: lichenicolous
• Treatment in Estonia: certain

• Species: Arthonia dispersa (Schrad.) Nyl.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Arthonia epiphyscia Nyl.
• Remark: see: Bryostigma epiphyscium
• Fungus type: lichenicolous
• Treatment in Estonia: synonym

• Species: Arthonia farinacea (H. Olivier) R. Sant.
• Remark:
• Fungus type: lichenicolous
• Treatment in Estonia: certain

• Species: Arthonia galactinaria Leight.
• Remark:
• Fungus type: lichenicolous
• Treatment in Estonia: certain

• Species: Arthonia glaucomaria Nyl.
• Remark: see: Arthonia varians
• Fungus type: lichenicolous
• Treatment in Estonia: synonym

• Species: Arthonia incarnata Almq.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

• Species: Arthonia intexta Almq.
• Remark:
• Fungus type: lichenicolous
• Treatment in Estonia: certain

• Species: Arthonia lapidicola (Taylor) Branth. & Rostr.
• Remark: see: Bryostigma lapidicola (Taylor) S.Y. Kondr. & Hur
• Fungus type: lichenized
• Treatment in Estonia: synonym

• Species: Arthonia leucopellaea (Ach.) Almq.
• Remark: see: Felipes leucopellaeus (Ach.) Frisch & G. Thor
• Fungus type: lichenized
• Treatment in Estonia: synonym
• valkjas tähnsamblik

• Species: Arthonia ligniaria Hellb.
• Remark:
• Fungus type: lichenized
• Treatment in Estonia: certain

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