Gyrophaena joyi Wendeler, 1924

Material. Kharkiv region: environs of Haidary, moist ravine forest, on old carpophores of Pluteus cervinus, 9. VI.1992, 40 spec. ; ditto, moist ravine forest, on carpophores of Tricholoma populinum, 11. VI.1992, 2 spec. ; ditto, moist ravine forest, on carpophores of Inocybe sp., 11. VI.1992, 1 spec. ; ditto, moist ravine forest, on old carpophores of Coprinus micaceus, 13. VI.1992, 1 spec. ; ditto, moist ravine forest, on fallen trees, on carpophores of Crepidotus applanatus, 13. VI.1992, 15 spec. ; ditto, dry ravine forest, on carpophores of Marasmius oreades, 15. VI.1992, 3 spec. ; ditto, moist ravine forest, on carpophores of Kuehneromyces mutabilis, 17. VI.1992, 10 spec. ; ditto, highland oak forest, on carpophores of Tricholoma populinum, 17. VI.1992, 10 spec. ; ditto, highland oak forest, on old carpophores of Crepidotus applanatus, 17. VI.1992, 15 spec. ; ditto, highland oak forest, on fallen trees, on carpophores of Crepidotus applanatus, 26. VI.1992, 2 spec. ; ditto, moist ravine forest, on fallen trees, on carpophores of Hypholoma fasciculare, 4.VII.1992, 3 spec. ; ditto, moist ravine forest, on fallen trees, on carpophores of Kuehneromyces mutabilis, 4.VII.1992, 13 spec. ; ditto, highland oak forest, on soil on carpophores of Agaricus hydrophilus, 04.VII.1992, 8 spec. ; ditto, highland oak forest, on soil on carpophores of Psathyrella spadiceogrisea, 6.VII.1992, 4 spec. ; ditto, highland oak forest, on soil on carpophores of Coprinus comatus, 7.VII.1992, 2 spec. ; ditto, highland oak forest, on soil on carpophores of Russula xerampelina, 7.VII.1992, 2 spec. ; ditto, highland oak forest, on soil on rotten carpophores Russula xerampelina, 9.VII.1992, 1 spec. ; ditto, highland oak forest, on soil on old carpophores of Suillellus luridus, 9.VIII.1992, 1 spec. ; ditto, highland oak forest, on young carpophores of Aurantiporus fissilis, 10.VIII.1992, 1 spec. ; ditto, moist ravine forest, on carpophores of Kuehneromyces mutabilis, 10.VIII.1992, 3 spec. ; ditto, highland oak forest, on carpophores of Tricholoma terreum, 10.VIII.1992, 6 spec. ; ditto, moist ravine forest, on carpophores of Phellinus igniarius, 16.VIII.1992, 35 spec. ; ditto, moist ravine forest, on carpophores of Fomes fomentarius, 16.VIII.1992, 32 spec. ; ditto, moist ravine forest, on carpophores of Kuehneromyces mutabilis, 16.VIII.1992, 8 spec. ; ditto, highland oak forest, on old carpophores of Russula rosea, 17.VIII. 1992, 3 spec. ; ditto, highland oak forest, on old carpophores of Russula cyanoxantha, 17.VIII. 1992, 5 spec. ; ditto, highland oak forest, on rotten carpophores Fistulina hepatica, 18.VIII.1992, 1 spec. ; ditto, highland oak forest, in carpophores of Phellinus igniarius, 22.VIII.1992, 4 spec. ; ditto, highland oak forest, on old carpophores of Russula delica, 22.VIII.1992, 1 spec. ; ditto, dry ravine forest, on carpophores of Trametes gibbosa, 23.VIII.1992, 20 spec. ; ditto, highland oak forest, in carpophores of Trametes suaveolens, 24.VIII.1992, 7 spec. ; environs of Zadonetske, artificial pine forest, on carpophores of Tapinella panuoides, 23.VIII.1992, 4 spec. ; environs of Korobiv Khutir, highland oak forest, on fallen trees, on carpophores of Pluteus cervinus, 3.VIII. 1992, 22 spec. (Supplement, Tab. 1).

Bionomics. Obligate mycetobiont, it occurs in carpophores of fungi, sometimes in large clusters. Larvae and imagos feed on mature fungal spores.

Distribution. Europe, Caucasus, Asia Minor, Iran, Siberia (Schülke & Smetana 2015).