The causative agent of Favus is
High-Yield Explanation
Favus is caused by Trichophyton schoenleinii and Trichophyton violaceum. Trichophyton mentagrophyte causes Tinea barbie and ectothrix hair infection. Microsporum audouinii - Tinea capitis and ectothrix hair infection. Microsporum canis infects dogs and cats. Reference: Textbook of Microbiology; Baveja; 4th edition