Ariel Chipman of The Alexander Silberman Institute of Life Science at the Hebrew University of Jerusalem provides a novel model for understanding the development and evolution of arthropod body ...

"We are now sure she was a primitive marine arthropod, but her precise evolutionary relationships remain frustratingly elusive." Sarah Gabbott, the study's lead author and a professor in the ...

For over a century, the Cambrian arthropod Helmetia expansa remained a mystery. Discovered by paleontologist Charles Doolittle Walcott in 1918, it was initially classified as a crustacean.