"Tetrapyrgos" . . "(Singer) E. Horak 1987" . "Tetrapyrgos stipitata" . "Basidiomycota" . . "Agaricales" . "Tetrapyrgos stipitata (Singer) E. Horak 1987" . "Agaricomycetes" . "Marasmiaceae" . . . . . . "Fungi" . . . . .