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Growth arrest line

From Biology-Online Dictionary | Biology-Online Dictionary
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Definition

noun

A radiologically detectable line that lies parallel to the growth plate in the metaphysis, indicating a temporary arrest of bone growth.


Supplement

In dinosaur fossils, there are two types of growth lines: the annuli and the lines of arrested growth. Based on these two the longevity of the dinosaur can be approximately determined.


Variant: lines of arrested growth (LAGs)