PC_90_30_10_20 Tertiary period
General information
Category
Status
This code is part of the latest version of Uniclass. Properties and characteristics v1.3, October 2024
Contains
PC_90_30_10_20_10 Pliocene epoch
PC_90_30_10_20_20 Miocene epoch
PC_90_30_10_20_30 Oligocene epoch
Other items in this category
PC_90_30_10_10 Quaternary period
Contains 2 current codes
Publication history
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