Search Result for "paleocene epoch":
Wordnet 3.0

NOUN (1)

1. from 63 million to 58 million years ago; appearance of birds and earliest mammals;
[syn: Paleocene, Paleocene epoch]


WordNet (r) 3.0 (2006):

Paleocene epoch n 1: from 63 million to 58 million years ago; appearance of birds and earliest mammals [syn: Paleocene, Paleocene epoch]