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Definitions of common eras and time scales.
eras() lists all available era definitions. eras(label) looks up a specific era by its unique, abbreviated name (e.g. "cal BP").
eras()
eras(label)
eras(label = NA)
A table of era definitions. This can be passed to era() to construct an era object.
era()
era
(Optional) Abbreviated names(s) of eras to look up.
Looking up eras by label uses partial matching.
label
Other era definition functions: era
# List all available eras eras() # Look up a specific era by label eras("cal BP") # With partial matching eras("cal")
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