Fossils of a tiny sea creature solve century-old debate over brain evolution in arthropods

Fossils of a tiny sea creature solve century-old debate over brain evolution in arthropods

Fossils of a tiny sea creature that died more than half a billion years ago may compel a science textbook rewrite of how brains evolved. A study published in Science – led by Nicholas Strausfeld, a Regents Professor in the University of Arizona Department of Neuroscience, and Frank Hirth, a reader of evolutionary neuroscience at King's College London – provides the first detailed description of Cardiodictyon catenulum, a wormlike animal preserved in rocks in China's southern Yunnan province. Measuring barely …