| Generic short diagnoses:
Resupinate, more rarely stipitate-pileate corticioids/hydnoids, with a smooth, odontoid, spinulose or poroid hymenophore and urniform, often 6- to 8-sterigmate basidia and typically oil-rich, clamped hyphae. |
Species example: |

Sistotrema muscicola - DK: "poret kroneskorpe" |
Photo and © Jens H. Petersen Denmark, JHP-99.473 |
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