Overall, comparing Vadasaurus's features with those of earlier and later pleurosaurs may provide scientists with insights about how evolution might have progressed among other, totally separate lineages of ancient creatures that also undertook the land - to - sea transition, including ichthyosaurs and mosasaurs, marine reptiles that swam the seas worldwide during large portions of the dinosaur era. (sciencemag.org)
I'm convinced that Neanderthals were a totally separate lineage. (discovermagazine.com)
Or did flight evolve independently in separate lineages of early birds? (newscientist.com)