EOCENE

(Gr. ntoc, the morning-, and xati/of, recent.):y. "This period we shall call Eocene, because:ii« ly small proportion of living species contained in these strata indicates what may be considered the first commencement or dawn of the existing state of the animal To tbJa period the formations first called tertiary, >/■) of the Paris and London basins, are referable." (Lyell, I. Ill.ll'll.r.. Sre [s. 421]