If homologous sequences and transcription evidence could be found across all amniotes, but not in the nonamniote species, then the age of the locus was set as the approximate age of the amniote lineage.
Source: wiktionary
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If homologous sequences and transcription evidence could be found across all amniotes, but not in the nonamniote species, then the age of the locus was set as the approximate age of the amniote lineage.
Source: wiktionary
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.