First record of Trichopilus fasciculatus (Agaricales) from Brazil, with a key for the species of Entolomataceae from the Northern region

• Trichopilus fasciculatus is reported for the first time to Brazil.
• This is also the second report of T. fasciculatus worldwide.
• A key of the Entolomataceae species from Northern Brazil is provided.

Trichopilus fasciculatus is reported for the second time in the world and for the first time from Brazil based on material collected in the Brazilian Amazon Forest. A full description, illustrations, taxonomical comments and a key to the Entolomataceae species in Northern Brazil are provided.