English Explanatory Dictionary

Signor-Lipps effect

English dictionary entry

Meanings

noun
  1. 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.

Word forms

Signor-Lipps effect

Etymology

Named after American paleontologists Philip Signor and Jere Lipps, who formally proposed it in 1982.

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