AMANITA n.
A genus of poisonous fungi of the family Agaricaceæ, characterized by having a volva, an annulus, and white spores. The species resemble edible mushrooms, and are frequently mistaken for them. Amanita muscaria, syn. Agaricus muscarius, is the fly amanita, or fly agaric; and A. phalloides is the death cup.…
AMMONITE n.
o the nautilus. There are many genera and species, and all are extinct, the typical forms having existed only in the Mesozoic age, when they were exceedingly numerous. They differ from the nautili in having the margins of the septa very much lobed or plaited, and the siphuncle dorsal. Also called serpent stone, snake s…