What is "cyanoannulus"

Cyanoannulus is a fungal genus in the family Annulatascaceae of the Ascomycota. The relationship of this taxon to other taxa within the Sordariomycetes class is unknown ( incertae sedis), and it has not yet been placed with certainty into any order. This is a monotypic genus, containing the single species Cyanoannulus petersenii, which was found growing on decorticated wood in a stream in North Carolina.