Byssomerulius corium is a common species of crust fungus in the family Irpicaceae.

[1] The fungus was first described as Thelephora corium by Christiaan Hendrik Persoon in 1801.

Erast Parmasto made it the type species of his newly circumscribed genus Byssomerulius in 1967.

[2] Byssomerulius corium is a highly distributed fungus, and has been recorded in Africa, Asia, Australia, Europe, and in South, Central, and North America.

This Polyporales-related article is a stub.