coprolite
(ˈkɒprəlaɪt)
[mod. f. Gr. κόπρο-ς dung + λίθος stone: see also -ite.]
A stony roundish fossil, consisting (or supposed to consist) of the petrified excrement of an animal.
| 1829 Buckland in Trans. Geol. Soc. (1835) III. 223 On the Discovery of Coprolites, or Fossil Fæces, in the Lias at Lyme Regis, and in other formations. 1870 Yeats Nat. Hist. Comm. 31 As a source of manure, coprolites have become important. |