In biostratigraphy, a local-range zone, topozone or teilzone (German teil = part + Greek zone) is the stratigraphic range of the rock unit between the first and last appearance datum of a particular taxon in a local area. It is a subset of the global biozone for that taxon.
In biostratigraphy, a local-range zone, topozone or teilzone (German teil = part + Greek zone) is the stratigraphic range of the rock unit between the first and last appearance datum of a particular taxon in a local area. It is a subset of the global biozone for that taxon.
Source: Wikipedia "Teilzone" · CC BY-SA 4.0
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