D scans of ancient lungfish jaws reveal how early fish evolved to eat differently - offering fresh insight into vertebrate evolution.

The species was named Sphyragnathus tyche, combining Greek words “sphyra,” meaning hammer and “gnathus,” meaning jaw for the ...

Fish first evolved the long bones in their legs, later adding wrists and ankles. Later still, fingers and toes arose. ... Near the dark rock, Dr. Shubin noticed a fish jaw fossil.

Paleontologists have uncovered in Arizona a Triassic treasure trove of fossils dating back 209 million years ago.

The nickname 'platypus fish' stems from the fish's long beak, which resembles that of its mammal namesake, but the comparisons stop there. When paleontologist Gavin Young pulled several fossil ...

Jaw, wing bone, and tooth of Eotephradactylus mcintireae (209.2 Ma) reveal a floodplain ecosystem with fish, giant amphibians, and early turtles before the end-Triassic mass extinction.