• Discinella Boudier, 1885 [Family: Discinellaceae]
• Discinella Hall, 1871 † [Family: Mobergellidae]
• Discinella P.A. Karsten, 1891 accepted as Discina (E.M. Fries) E.M. Fries, 1849 [Family: Discinaceae]
• Discinella boudieri (Quél.) Boud., 1907
• Discinella exidiiformis (Berk. & Broome) Boud., 1907
• Discinella margarita W.D. Buckley, 1920
• Discinella menziesii (Boud.) Boud. ex A.L. Sm. & Ramsb., 1914
• Discinella minutissima Ramsb. & Garnett, 1914
• Discinella purpurascens (Pers.) Boud., 1907
• Discinella schimperi (Navashin) Redhead & K.W. Spicer, 1981 accepted as Helotium schimperi Navashin, 1888
• Discinellaceae A.H. Ekanayaka & K.D. Hyde in Ekanayaka, Hyde, Gentekaki, McKenzie, Zhao, Bulgakov & Camporesi, 2019