Microxyphiomyces capitulatus
Bat. & J.L. Bezerra
URM 21641. Place of collection: Brazil; Amazonas; Manaus-Caracaraí Highroad, Km 13. Date of collection: 11 April 1961. Associated organisms: Arthonia orbicularis; Couepia rufa (leaf); Porina epiphylla; Porina octomera; Porina phyllogena; Tegoa couepiae; Trentepohlia sp. Collector: Peres, G.E.P..