However, a hominid skull discovered in Chad in 2001, classified as Sahelanthropus tchadensis, is approximately seven million years old, and may be evidence of an earlier divergence.

The greater subspecies diversity in the red-billed species arises from an early divergence of the Asian and geographically isolated Ethiopian races from the western forms.

A molecular phylogenetics study suggests that the Tibetan Snowcock represents an early or older divergence from the common ancestor of the snowcocks.

They used this rate for fixing the time of earlier divergences.

In contrast, the ITS phylogeny supports an early divergence of subg.

This classification is based on the assumption that the unique physical characteristics of the genus reflect an early divergence from other hornworts.

Phylogeny and evolution of ferns (monilophytes) with a focus on the early leptosporangiate divergences.

In the 1990s, several teams of paleoanthropologists were working throughout Africa looking for evidence of the earliest divergence of the Hominin lineage from the great apes.

It might be an early divergence from the dabbling duck lineage.

The Borg-Groundskeeper war had only just started escalating then, so it was the earliest divergence the Groundskeepers had experienced.