Mycoacia

Mycoacia is a genus of toothed crust fungi in the family Meruliaceae. It was circumscribed by Dutch mycologist Marinus Anton Donk in 1931.

Species
, Index Fungorum accepts 18 species of Mycoacia:
 * Mycoacia angustata H.S.Yuan (2012) – China
 * Mycoacia aurea (Fr.) J.Erikss. & Ryvarden (1976) – Europe
 * Mycoacia austro-occidentalis Canf. (1976)
 * Mycoacia bulliardii (Nikol.) Parmasto (1967)
 * Mycoacia chrysella (Berk. & M.A.Curtis) H.Furuk. (1974)
 * Mycoacia flava (Cejp) Parmasto (1967)
 * Mycoacia fuscoatra (Fr.) Donk (1931)
 * Mycoacia heterocystidia (Sheng H.Wu) Spirin & Zmitr. (2004) – Taiwan
 * Mycoacia kurilensis Parmasto (1967)
 * Mycoacia lutea (G.Cunn.) Hjortstam (1995)
 * Mycoacia meridionalis Burds. & Nakasone (1981)
 * Mycoacia nothofagi (G.Cunn.) Ryvarden (1981) – Europe; New Zealand; Asia
 * Mycoacia odontoidea (Sheng H.Wu) Spirin & Zmitr. (2004)
 * Mycoacia rubiginosa Hjortstam & Ryvarden (2004) – Colombia
 * Mycoacia squalina (Fr.) M.P.Christ. (1960)
 * Mycoacia stenodon (Pers.) Donk (1931)
 * Mycoacia subconspersa (Rick) Hjortstam & Ryvarden (1982)
 * Mycoacia uda (Fr.) Donk (1931) – Europe