Acleistomyces rionegrensis Bat., H. Maia & Peres

URM 21498. Place of collection: Brazil; Amazonas; Manaus, left river bank of Rio Negro, Enseada Grande. Date of collection: 28 February 1961. Associated organisms: Byssoloma tricholomum; Cephaleuros sp.; Mazosia melanophthalma; Micropeltis sp.; Microxyphiomyces manaosensis; Oncosporomyces bellus; Parapeltella soroceae; Plantae indet.; Spinomyces genipae; Strigula concreta; Tricharia sp. Collector: Peres, G.E.P..