Micropeltis rionegrensis Bat. & O.M. Fonseca

URM 21442. Place of collection: Brazil; Amazonas; Manaus, Caracaraí, Km 13. Date of collection: 11 April 1961. Associated organisms: Aulographella anthurii; Mazosia dispersa; Microthyriella vagabunda; Porina kamerunensis; Porina verruculosa; Xylopia sp. Collector: Peres, G.E.P..