(geology) A North American stage of upper Pliocene geologic time, above the Venturian and below the Hallian.
| Sci-Tech Dictionary: Wheelerian |
(geology) A North American stage of upper Pliocene geologic time, above the Venturian and below the Hallian.
| 5min Related Video: Wheelerian |
| Hallian (geology) | |
| Venturian (geology) | |
| Blancan |
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