Protostropharia semiglobata grows directly on dung; Psilocybe semilanceata will not be observed growing on dung. Pholiotina rugosa is often a lookalike; however, This is certainly fatal. If when put on white paper to dry, a purple-brown stain seems, it might be Panaeolus semiovatus. I'll insert to the record above time https://arthurnkhfy.bloggactivo.com/21341062/the-fact-about-porcini-mushrooms-uk-that-no-one-is-suggesting