Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
Drill down far enough and you'll find layers of those old microbes that were trapped under that silt, so long ago.
Source: https://k2radio.com/when-the-top-of-the-bighorns-was-at-the-bottom-of-the-sea/