27 Jun 2022

Arthroderma quadrifidum (Anamorph: Trichophyton terrestre)

A rapidly growing fungus that produces a white later yellowish colony with a yellowish brown reverse, within fourteen days, when incubated at 25oC (77oF). It is found worldwide and is frequently isolated from soil, animal hair, and bird feathers. Rarely an animal pathogen causing dermatophytoses (ringworm).