Rare fossil embryos show early Ecdysozoa development in Cambrian era
An international research team has made a notable discovery of fossil embryos belonging to Ecdysozoa, a diverse group of ...
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500-million-year-old Ecdysozoan fossil embryos found in China are older than dinosaurs
Scientists in China have just dug up 500-million-year-old embryos that will help us understand the developmental biology of ...
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Tiny ancient worm sheds big light on evolution mystery
In a new study published in Current Biology, researchers describe Uncus dzaugisi, a 555-million-year-old worm-like organism ...
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500-million-year-old worm fossil traces origins of insects and arachnids
The fossil is of a small, worm-like creature named Uncus dzaugisi. The discovery fills a significant gap in the understanding of early animal evolution. “Scientists have hypothesized for decades that ...