<prompt> Otomycosis is most commonly caused byAspergillusCandida AlbicansMucormycosisHistoplasmosis  <response>: Fungal otomycosis:- Caused by Aspergillus most common and candida 2nd most commonRare causative fungus are Phycomycetes, Rhizopus, Actinomyces, PenicilliumRef: PL Dhingra, Diseases of Ear, Nose Throat, 7th edition, pg no. 55 