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Latest Hemichordata Stories

Burgess Shale Fossil Provides Crucial Missing Link
2013-03-14 05:05:04

April Flowers for redOrbit.com - Your Universe Online Located in Yoho National Park, Canada's Burgess Shale fossil beds have yielded yet another major scientific discovery. Scientists from the University of Toronto, the University of Cambridge, and the University of Montreal have unearthed a strange phallus-shaped creature from the 505 million year-old rock layers. The study, published in a recent issue of Nature, confirms Spartobranchus tenuis as a member of the acorn worms group....

2012-03-14 22:03:04

In a brainless marine worm, MBL researchers find the developmental 'scaffold' for the vertebrate brain The origin of the exquisitely complex vertebrate brain is somewhat mysterious. "In terms of evolution, it basically pops up out of nowhere. You don't see anything anatomically like it in other animals," says Ariel Pani, an investigator at the Marine Biological Laboratory (MBL) in Woods Hole and a graduate student at the University of Chicago. But this week in the journal Nature, Pani...

2011-02-16 15:38:44

Scientists reorganise the animal phylogenetic tree An international team of scientists including Albert Poustka from the Max Planck Institute for Molecular Genetics in Berlin has discovered that Xenoturbellida and the acoelomorph worms, both simple marine worms, are more closely related to complex organisms like humans and sea urchins than was previously assumed. As a result they have made a major revision to the phylogenetic history of animals. Up to now, the acoelomate worms were viewed as...


Word of the Day
omadhaun
  • A fool; a simpleton: a term of abuse common in Ireland and to a less extent in the Gaelic-speaking parts of Scotland.
This word is partly Irish in origin.