Fungus gnats of the genera Anatella,Allodia and Cordyla in Japan (Diptera: Mycetophilidae)†

Six new mycetophilid species from three genera belonging to the tribe Exechiini are described: Anatella prominens on a fungus of the Polyporaceae, Allodia bipexa and Allodia conifera on fungi of the Russulaceae, Allodia quadrata on fungi of the Hygrophoraceae, Tricholomataceae, Rhodophyllaceae, Russulaceae and Fistulinaceae, Allodia laccariae on a fungus of the Tricholomataceae, and Cordyla bidenticulata on a fungus of the Boletaceae. Their characteristic male genitalia are illustrated. Cordyla flaviceps Staeger, Cordyla fusca Meigen and Cordyla pusilla Edwards are newly recorded from Japan.