EurekAlert!3 年
Convergent evolution of carcinized and decarcinized body plans in crustaceans (IMAGE)
Carcinized clades are: sponge crabs, "higher" true crabs, porcelain crabs, hairy stone crabs, and king crabs. Decarcinized clade shown is the frog crabs. Disclaimer: AAAS and EurekAlert!