Calothyrium leptosporum
Theiss.
URM 28051. Place of collection: Brazil; Amazonas; Manaus, Reserva Ducke. Date of collection: 28 January 1961. Associated organisms: Epistigme erodens; Meliolaceae gen.indet.; Plantae indet.; Pleurophragmium guareicola; Vizella bingervilliana. Collector: Batista, A.C..