We note that according to our mitochondrial data set, the cephalochordates and vertebrates form a highly supported monophyletic group (BPP = 100%, TF = 96.5% and MLBP = 91%), which further diminishes ...

Life began on Earth more than 3.5 billion years ago, but the history of humans and other vertebrates accounts for only a fraction of this timescale. Chordates (a group that includes vertebrates) and ...

The Cambrian fossil record indicates that most animal phyla had diversified and inhabited the Earth's oceans approximately 518 million years ago. But even though chordates—the group that includes ...

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Discover the latest articles and news in related subjects. Despite the impressive morphological disparity among deuterostome phyla, we are making progress identifying conserved anatomical and ...

A condensed version of C. K. Weichert's Anatomy of the chordates. siris_sil_46443 ...