When Did Bony Fish First Appear?

1. The first bony fish appeared about 410 mya along with the placoderms and probably related to them in the Devonian.

When did the first fish appear on Earth?

Fish. The first fish appeared around 530 million years ago and then underwent a long period of evolution so that, today, they are by far the most diverse group of vertebrates.

What era did bony fish first appear?

Bony fishes. Bony fishes, class Osteichthyes, are characterised by bony skeleton rather than cartilage. They appeared in the late Silurian, about 419 million years ago.