Rating | Solver | Clue |
---|---|---|
NEOCENE | Geological period | |
ERA | Geological period | |
EON | Geological period | |
AGE | Geological period | |
JURASSIC | Geological period for Michael Crichton's park? | |
ARCHAEAN | Ancient; pertaining to the earliest period in geological history. | |
PERIOD | One of the great divisions of geological time; as, the Tertiary period; the Glacial period. See the Chart of Geology. |