Life reconstruction of Platysomus, with open mouth showing toothplate on the floor of the mouth supported by gill bones. ANN ARBOR—A University of Michigan researcher helped identify the earliest ...

A fish thought to be evolution’s time capsule just surprised scientists. A detailed dissection of the coelacanth — a 400-million-year-old species often called a “living fossil” — revealed that key ...

Researchers in Alberta uncovered a fossil fish that rewrites the evolutionary history of otophysans, which today dominate freshwater ecosystems. The new species, Acronichthys maccognoi, shows early ...