Species (30)
- Polycoccum sporastatiae (Anzi) Arnold 1874
- Polycoccum cladoniae Diederich & D. Hawksw. 1988
- Polycoccum pulvinatum (Eitner) R. Sant. 1993
- Polycoccum arnoldii (Hepp) D. Hawksw. 1979
- Polycoccum marmoratum (Kremp.) D. Hawksw. 1980
- Polycoccum microsticticum (Leight. ex Mudd) Arnold 1891
- Polycoccum slaptoniense D. Hawksw. 1994
- Polycoccum minutulum Kocourk. & Berger 1999
- Weddellomyces macrosporus D. Hawksw., Renobales & Coppins 1990
- Weddellomyces xanthoparmeliae Calatayud & Nav.-Ros. 1998
- Weddellomyces protearius Nav.-Ros. & Cl. Roux 1997
- Byssothecium circinans Fuckel 1870
- Byssothecium flumineum J.L. Crane, Shearer & Huhndorf 1992
- Clypeococcum hypocenomycis D. Hawksw. 1980
- Dacampia engeliana (Saut.) A. Massal. 1854
- Dacampia hookeri (Borrer) A. Massal. 1853
- Dacampia lecaniae Brackel 2010
- Immotthia atrograna (Cooke & Ellis) M.E. Barr 1993
- Immotthia hypoxylon (Ellis & Everh.) M.E. Barr 1987
- Pyrenidium actinellum Nyl. 1865
- Otthia hypoxylon (Ellis & Everh.) Shear 1892
- Amphisphaeria atrograna (Cooke & Ellis) Sacc. 1882
- Gibbera confertissima (Ellis & Everh.) Sivan. 1975
- Gibbera pilosella (Ellis & Everh.) Sivan. 1975
- Gibbera atrograna (Cooke & Ellis) Sivan. 1975
- Sphaeria atrograna Cooke & Ellis 1879
- Melanomma atrogranum (Cooke & Ellis) Cooke 1882
- Leptosphaeria oligospora (Vain.) Sacc. & D. Sacc. 1905
- Leptosphaeria rivana (De Not.) Sacc. 1883
- Leptosphaeria neottizans (Leight.) Zopf 1896