Strausfeld pointed out that a fossil's neural traces can be very subtle, but can be amplified by enhancing the contrast and width of the darkest deposits standing out against the gray granular rock in ...

Decapod crustaceans represent one of the most diverse and ecologically significant groups of marine and freshwater organisms. Their evolutionary history, documented by an abundant fossil record, ...

One of several Jianfengia fossil specimens: The animal's body plan is extremely simple, consisting of numerous identical segments. However, its head is like that of a more modern crustacean, with eyes ...