Diversity of Life 2 Exam 2, Phyla

Chytridiomycota

Predominantly aquatic fungi producing motile, flagellated zoospores.

Ascomycota

Sac fungi producing sexual ascospores or asexual conidia.

Basidiomycota

Club fungi featuring septate mycelium with clamp connections.

Mucoromycota

Includes common fast-growing molds and mycorrhizal partners.

Zoopagomycota

Contains parasitic species with specialized adhesive haustoria traps.

Subphyla of Ascomycota

• Saccharomycotina: Budding yeasts.

• Taphrinomycotina: Dimorphic dimorphs & fission yeasts.

• Pezizomycotina: Filamentous spore-producing fungi

Subphyla of Basidiomycota

• Agaricomycotina: Mushrooms & jelly fungi.

• Ustilaginomycotina: True smut fungi.

• Pucciniomycotina: Rust fungi

Saccharomycotina

Budding Yeasts

Taphrinomycotina

Dimorphic dimorphs and fission yeasts

Pezizomycotina

Filamentous spore producing fungi

Agaricomycotina

Mushroom and jelly fungi

Ustilaginomycotina

True smut fungi

Pucciniomycotina

Rust fungi

Cryphonectria

Causes Chestnut Blight in American Chestnut trees.

Nectria

Affects Beech trees

Ophiostoma

Causes dutch elm disease

Amphibian Chytridiomycosis

Devastating chytrid fungal infection causing worldwide mass die-offs of frogs and amphibians

Autoecism

Rust fungal life cycle restricted entirely to a single host species

Amanita

Responsible for the majority of fatal mushroom poisonings via amatoxins

Cyromitra

False morels containing volatile gyromitrin toxins

Cortinarious

Species producing delayed nephrotoxic orellanine toxins