The Ostropomycetidae are a subclass of mostly lichen-forming fungi in the class Lecanoromycetes. The subclass was circumscribed in 2004 by Catherine Reeb, François M. Lutzoni, and Claude Roux. It contains ten orders and 36 families.
The Amorphothecaceae are a family of fungi in the division Ascomycota. This family can not yet be taxonomically classified in any of the ascomycetous classes and orders with any degree of certainty. It contains the single genus Amorphotheca.
The Batistiaceae are a family of fungi in the division Ascomycota. The family was described by Gary Samuels and Katia Rodrigues in 1989 to contain the genus Batistia and its sole species Batistia annulipes. The anamorph form of this fungus has been named Acrostroma annellosynnema. Batistia annulipes was originally described from French Guiana, and was later found in other locations in South America and in Panama.
The Pseudeurotiaceae are a family of fungi in the division Ascomycota. This family can not yet be taxonomically classified in any of the ascomycetous classes and orders with any degree of certainty.
Allophoron is a genus of fungi in the division Ascomycota. The relationship of this taxon to other taxa within the division is unknown, and it has not yet been placed with certainty into any class, order, or family. This is a monotypic genus, containing the single lichen species Allophoron farinosum, found in Colombia. The genus and species were described as new in 1942 by Czech lichenologist Josef Nádvorník.
Ascocorticiellum is a fungal genus in the division Ascomycota. The relationship of this taxon to other taxa within the phylum is unknown, and it has not yet been placed with certainty into any class, order, or family. This is a monotypic genus, containing the single species Ascocorticiellum vermisporum.
Ascofascicula is a fungal genus in the division Ascomycota. The relationship of this taxon to other taxa within the phylum is unknown, and it has not yet been placed with certainty into any class, order, or family. This is a monotypic genus, containing the single species Ascofascicula talaroluteoides.
Carnia is a genus of fungi in the division Ascomycota. The relationship of this taxon to other taxa within the phylum is unknown, and it has not yet been placed with certainty into any class, order, or family. A monotypic genus, Carnia contains the single species Carnia tabebuiae, described as new to science in 1960.
Frigidispora is a fungal genus in the Ascomycota division. The relationship of this taxon to other taxa within the phylum is unknown, and it has not yet been placed with certainty into any class, order, or family. The genus is monotypic, containing the single aquatic anamorphic species Frigidispora colnensis, described in 1999 from the United Kingdom.
Gonidiomyces is a fungal genus in the division Ascomycota. The relationship of this taxon to other taxa within the phylum is unknown, and it has not yet been placed with certainty into any class, order, or family. This is a monotypic genus, containing the single species Gonidiomyces sociabilis.
Haplopyrenulomyces is a fungal genus in the division Ascomycota. The relationship of this taxon to other taxa within the phylum is unknown, and it has not yet been placed with certainty into any class, order, or family. This is a monotypic genus, containing the single species Haplopyrenulomyces minoris.
Hapsidascus is a fungal genus in the division Ascomycota. The relationship of this taxon to other taxa within the phylum is unknown, and it has not yet been placed with certainty into any class, order, or family.
Hymenobia is a fungal genus in the division Ascomycota. The relationship of this taxon to other taxa within the phylum is unknown, and it has not yet been placed with certainty into any class, order, or family. This is a monotypic genus, containing the single species Hymenobia aporea.
Hypnotheca is a fungal genus in the division Ascomycota. The relationship of this taxon to other taxa within the phylum is unknown, and it has not yet been placed with certainty into any class, order, or family. This is a monotypic genus, containing the single species Hypnotheca graminis.
Igneocumulus is a fungal genus in the division Ascomycota. The relationship of this taxon to other taxa within the phylum is unknown, and it has not yet been placed with certainty into any class, order, or family. This is a monotypic genus, containing the single species Igneocumulus yuccae.
Pycnodermellina is a fungal genus in the division Ascomycota. The relationship of this taxon to other taxa within the phylum is unknown, and it has not yet been placed with certainty into any class, order, or family. This is a monotypic genus, containing the single species Pycnodermellina occulta.
Syphosphaera is a fungal genus in the division Ascomycota. The relationship of this taxon to other taxa within the phylum is unknown, and it has not yet been placed with certainty into any class, order, or family. This is a monotypic genus, containing the single species Syphosphaera coronata.
Telioclipeum is a fungal genus in the division Ascomycota. The relationship of this taxon to other taxa within the phylum is unknown, and it has not yet been placed with certainty into any class, order, or family. This is a monotypic genus, containing the single species Telioclipeum lavrense.
Trichoplacia is a fungal genus in the division Ascomycota. The relationship of this taxon to other taxa within the phylum is unknown, and it has not yet been placed with certainty into any class, order, or family. This is a monotypic genus, containing the single species Trichoplacia microscopica.
Tromeropsis is a fungal genus in the division Ascomycota. The relationship of this taxon to other taxa within the phylum is unknown, and it has not yet been placed with certainty into any class, order, or family. This is a monotypic genus, containing the single species Tromeropsis microtheca.
