Last Updated：2025/12/03
(paleontology) The principle that due to the incompleteness of the fossil record, the earliest and latest known occurrences of a taxon will almost never represent the ages of the actual earliest and latest organisms belonging to it.
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Signor-Lipps effect
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Source Word
Signor-Lipps effect
Noun
Japanese Meaning
（古生物学）化石記録が不完全であるため、ある分類群の最古および最新の出現記録が実際の初出および絶滅時期を正確に反映しない現象を指す原則。
