A dematiaceous genus of fungi characterized by phialides without collarettes, a black yeastlike colony with yeast forms, and later hyphae; the fungi grow well at 40°C. W. (Exophiala) dermatitidis is an etiologic agent of chromoblastomycosis.
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Wang·i·el·la (wang″e-elґə) former name for Exophiala.Medical dictionary. 2011.