Coprinopsis ephemeroides

Coprinopsis ephemeroides, commonly known as the ringed dung inky cap, is a species of agaric fungus in the family Psathyrellaceae. First described as Agaricus ephemeroides by Swiss botanist Augustin Pyramus de Candolle in 1805, it was transferred to the genus Coprinopsis in 2010 by Gabriel Moreno.