-
Loading metrics
The oldest known digestive system consisting of both paired digestive glands and a crop from exceptionally preserved trilobites of the Guanshan Biota (Early Cambrian, China)
- Melanie J. Hopkins,
- Feiyang Chen,
- Shixue Hu,
- Zhifei Zhang

x
- Published: September 21, 2017
- https://doi.org/10.1371/journal.pone.0184982