Basionym:
Agaricus fimicola Pers., Synopsis methodica fungorum: 412 (1801) [MB#217219]
Obligate synonyms:
- Agaricus fimicola Fr., Systema Mycologicum 1: 301 (1821) [MB#507483]
- Coprinarius fimicola (Pers.) P. Kumm., Der Führer in die Pilzkunde: 69 (1871) [MB#504651]
- Agaricus fimicola var. fimicola (?) [MB#420504]
Taxonomic synonyms:
- Agaricus varius Bolton, An History of Fungusses, Growing about Halifax 2: 66, t. 66 (1788) [MB#246678]
- Prunulus varius Gray, A natural arrangement of British plants 1: 631 (1821) [MB#486524]
- Agaricus variegatus J.F. Gmel., Systema Naturae Ed. 13 2 (2): 1424 (1792) [MB#490470]
- Panaeolus fimicola var. bisporus Contu, Micol. Ital. 22 (1): 58 (1993) [MB#357637]
- Agaricus fimicola var. communis Alb. & Schwein., Conspectus Fungorum in Lusatiae superioris: 202 (1805) [MB#497836]
- Agaricus fimicola var. platyphyllos Alb. & Schwein., Conspectus Fungorum in Lusatiae superioris: 202 (1805) [MB#497837]