Research team finds first evolutionary branching for bilateral animals
Wednesday, September 23, 2009 - 11:07
in Biology & Nature
PROVIDENCE, R.I. [Brown University] -- When it comes to understanding a critical junction in animal evolution, some short, simple flatworms have been a real thorn in scientists' sides. Specialists have jousted over the proper taxonomic placement of a group of worms called Acoelomorpha.