According to Strausfeld, confirmation of this shared ground pattern in the vertebrate hippocampus would suggest that it originated from a very ancient common ancestor likely to have lived about 600 million years ago just before the Cambrian explosion, a relatively short period when most major animal
phyla emerged.
The initial phases of animal evolution proceeded faster than hitherto supposed: New analyses suggest that the first animal
phyla emerged in rapid succession — prior to the global Ice Age that set in around 700 million years ago.
Not exact matches
The centers of consciousness, acquiring autonomy as they
emerge into the sphere of reflection, tend to escape from their own
phylum, which granulates into a line of individuals.
In fact, our present understanding of morphogenesis indicates that new
phyla were not made by new genes but largely
emerged through the rewiring of the gene regulatory networks (GRNs) of already existing genes (1).
The fossil record suggests complex multicellular life
emerged about 600 million years ago in a relatively short period termed the «Cambrian explosion,» during which most major animal
phyla appeared.
Mar operates a machinic
phylum in which order
emerges unexpectedly from chaos as a result of its nonlinear dynamics.