Tiny worm makes for big evolutionary discovery: Scientists describe 'Uncus,' the oldest ecdysozoan
Everyone has a past. That includes the millions of species of insects, arachnids, and nematode worms that make up a major ...
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Tiny worm makes for big evolutionary discovery
The history of a major animal group, composed of millions of species of insects, arachnids, and nemotodes, has been elusive -- until now. A team has now identified the oldest known ecdysozoan in the ...
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500-million-year-old worm fossil traces origins of insects and arachnids
A team of researchers has identified the earliest known ecdysozoan fossil, which originated from the Precambrian era.