Current Name:Agaricus argyropotamicus Speg., Anal. Mus. nac. Hist. nat. B. Aires 6: 146 (1898)
Synonymy:Psalliota argyropotamica (Speg.) Herter, Estudios Botanicos Region Uruguaya, III Florula Uruguayensis Plantae Avasculares (Montevideo): 43 (1933)
Position in classification:Agaricaceae, Agaricales, Agaricomycetidae, Agaricomycetes, Basidiomycota, Fungi
Synonymy Contributor(s): Kew Mycology (2015)