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December 22, 2024

hartiverse

The website of Jamie Hart

Fingers found on ancient fish

Today, the average fish only has fins, but paleontologists have discovered that in the remote past, about 380 million years ago, at least some fish had fingers.

The digits on these ancient fish were rudimentary, but apparently functional, as they include finger bones, similar to vertebrates that came later.

“We have made a major breakthrough in the origin of how the hand was first formed for all vertebrates,” paleontologist John Long of Flinders University in Australia told Michelle Starr for ScienceAlert.

“This is the first time that we have unequivocally discovered fingers locked in a fin with fin-rays in any known fish. The articulating digits in the fin are like the finger bones found in the hands of most animals,” he said in a statement.

Source: https://www.sciencealert.com/this-ancient-fish-represents-the-earliest-known-evolutionary-evidence-of-fingers