All are dimorphic fungi except: (A) Blastomyces dermatitidis, (B) Histoplasma, (C) Pencillium marneffi, (D) Phialopora
Answer is D. Phialophora is a dematiaceous fungus causing phaeohyphomycosis, shows only filamentous form. Reference: Textbook of Microbiology; Baveja; 4th edition