Panaeolus antillarum (Fr.) Dennis

Record number: 453744. Place of collection: Puerto Rico; Puerto Rico Island; Cabo Rojo; Boquerón Wildlife Refuge Area; Sector El Caño, nearby hill, open sunny field (N18°01' W67°0936', alt. 0005 m). Date of collection: 10 January 1997. Associated organism: Bos taurus (dung). Collector: Nieves-Rivera, A.M.; Santos-Flores, C.J..