Species (19.209)
- Inocybe squarrosoannulata Kühner 1988
- Inocybe stangliana Kuyper 1986
- Inocybe squamosoannulata (J. Favre) E. Ludw. 2017
- Inocybe soluta Velen. 1920
- Inocybe straminipes Romagn. 1979
- Inocybe striata Bres. 1930
- Inocybe striipes Kühner 1988
- Inocybe striatorimosa P.D. Orton 1960
- Inocybe subcarpta Kühner & Boursier 1932
- Inocybe subpelargonium Beller 1982
- Inocybe subporospora Kuyper 1986
- Inocybe subnudipes Kühner 1953
- Inocybe substellata Kühner 1988
- Inocybe subtigrina Kühner 1955
- Inocybe subtrivialis Esteve-Rav., M. Villarreal & Heykoop 1997
- Inocybe tabacina Furrer-Ziogas 1952
- Inocybe substraminipes Kühner 1988
- Inocybe tarda var. sabulosa Beller & Bon 1975
- Inocybe tjallingiorum Kuyper 1986
- Inocybe tigrina R. Heim 1931
- Inocybe transitoria (Britzelm.) Sacc. 1887
- Inocybe umbratica Quél. 1883
- Inocybe vaccina Kühner 1955
- Inocybe virgatula Kühner 1955
- Inocybe virgatula var. bisporigera (Kuyper) E. Ludw. 2017
- Inocybe viscosissima (Fr.) P. Karst. 1879
- Inocybe whitei (Berk. & Broome) Sacc. 1887
- Inocybe vulpinella var. fuscolamellata Bon 1982
- Inocybe xanthocephala P.D. Orton 1960
- Inocybe xanthocephala var. roseipes Bon 1986
- Inocybe xantholeuca Kuyper 1986
- Inocybe xanthomelas Boursier & Kühner 1933
- Inonotus hastifer Pouzar 1981
- Inonotus radiatus (Sowerby : Fr.) P. Karst. 1881
- Inonotus rheades (Pers.) Bondartsev & Singer 1941
- Inonotus triqueter (Fr.) P. Karst. 1881
- Insolibasidium deformans (C.J. Gould) Oberw. & Bandoni 1984
- Intextomyces contiguus (P. Karst.) J. Erikss. & Ryvarden 1976
- Ischnoderma resinosum (Fr.) P. Karst. 1880
- Jaapia ochroleuca (Bres.) Nannf. & J. Erikss. 1953
- Jamesdicksonia brizae (Unamuno & Cif.) Pi?tek & Vánky 2006
- Inocybe queletii var. autumnalis Bon 1984
- Inocybe quercetorum Reumaux 2001
- Inocybe quietiodor Bon 1976
- Inocybe reisneri Velen. 1920
- Inocybe relicina (Fr.) Quél. 1872
- Inocybe rennyi (Berk. & Broome) Sacc. 1887
- Inocybe robiginosa E. Ludw. 2017
- Inocybe sandrae Zitzmann 2002
- Inocybe semilutescens Singer 1969
- Inocybe stellatospora (Peck) Massee 1904
- Inocybe stenospora Stangl & Bresinsky 1983
- Inocybe subbrunnea Kühner 1955
- Inocybe subhirsuta Kühner 1988
- Inocybe subfusca Kühner 1988
- Inocybe subhygrophana E. Ludw. & Diekow 2017
- Inocybe taxocystis (J. Favre & E. Horak) Senn-Irlet 1986
- Inocybe tarda Kühner 1955
- Inocybe tenbricoides Kühner 1988
- Inocybe tenebrosa Quél. 1885
- Inocybe teraturgus M.M. Moser 1992
- Inocybe terrifera Kühner 1953
- Inocybe terrifera var. gracilior E. Ludw. 2017
- Inocybe tetragonospora Kühner 1988
- Inocybe terrigena (Fr.) Kühner 1985
- Inocybe tundrae E. Ludw. 2017
- Inocybe trivialis (P. Karst.) P. Karst. 1884
- Inocybe umbrinella Bres. 1905
- Inocybe undulatospora Kuyper 1989
- Inocybe umbrinofusca Kühner 1988
- Inocybe umbrinodisca Kühner 1988
- Inocybe urceolicystis Stangl & Vauras 1988
- Inocybe vatricosa (Fr.) P. Karst. 1879
- Inocybe vinosistipitata Grund & D.E. Stuntz 1983
- Inocybe velenovskyi Boursier & Kühner 1930
- Inocybe velicoronata E. Ludw. & M. Huth 2017
- Inocybe vulpinella Bruyl. 1970
- Inonotus andersonii (Ellis & Everh.) ?erný 1963
- Inonotopsis subiculosa (Peck) Parmasto 1973
- Inonotus cuticularis (Bull. : Fr.) P. Karst. 1880
- Inonotus dryadeus (Pers. : Fr.) Murrill 1908
- Kauffmania larga (Kauffman) Örstadius & E. Larss. 2015
- Kavinia globispora Natarajan & Kolandavelu 1985
- Inocybe pseudoteraturgus Vauras & Kokkonen 2012
- Inocybe pusio var. flavolamellata E. Ludw. 2017
- Inocybe purpureobadia Esteve-Rav. & A. Caball. 2009
- Inocybe pseudoreducta Stangl & Glowinski 1981
- Inocybe putilla Bres. 1884
- Inocybe pseudoumbrinella E. Ludw. 2017
- Inocybe pygmaea (J. Favre) E. Ludw. 2017
- Inocybe queletii Maire & Konrad 1929
- Inocybe rimosa f. marginatobulbosa E. Ludw. 2017
- Inocybe rufoalba Pat. & Doassans 1887
- Inocybe rivularis Jacobsson & Vauras 1990
- Inocybe roseipes Malençon 1970
- Inocybe rufofusca (J. Favre) Bon 1997