An annotated checklist of the macrofungi (Ascomycota, Basidiomycota, and Glomeromycota) from Quintana Roo, Mexico Author de la Fuente, Javier Isaac Author García-Jiménez, Jesús Author López, Caribell Yuridia Author Oros-Ortega, Iván Author Vela-Hernández, Reyna Yazuly Author Guevara-Guerrero, Gonzalo Author Garza Ocañas, Fortunato Author Chay Casanova, Jesús Antonio Author Ibarra Garibay, León Esteban Author Bandala, Victor Manuel text Check List 2020 2020-05-26 16 3 627 648 http://dx.doi.org/10.15560/16.3.627 journal article 10.15560/16.3.627 1809-127X Neopaxillus dominicanus Angelini & Vizzini Material studied. MEXICO - Quintana RooJ.I. de la Fuente 38 ( ITCV ); San Pedro Peralta; 18°42′N , 088°49′W ; alt. 175 m ; 14 Oct. 2014 . Habit and habitat. Scattered on humus in secondary vegetation. Identification. This species can be recognized by the pale brown to orange pileus, the whitish decurrent lamellae, and the echinulate rounded spores of 10–13 µm in diameter. Our material agrees with the description provided by Vizzini et al. (2011). Neopaxillus echinospermus (Speg.) Singer is a similar species, but it differs from N. dominicanus by having an umbilicate pileus.