Assertion: hoatzin's lineage | /r/CapableOf | emerge with a 95% confidence interval
Facets:
value: 45,000–3,500 years ago
type: TEMPORAL
Source sentences:
text: Studies based on mitochondrial sequence divergence and models of paleoclimatic changes during the glacial cycles suggest that canutus is the most basal population, separating about 20,000 years ago (95% confidence interval: 60,000–4,000 years ago) with two distinct lineages of the American and Siberian breeders emerging about 12,000 years ago (with a 95% confidence interval: 45,000–3,500 years ago).