“Finding the fossil fish skull in a dry desert made the lost tropical world of the Paleozoic very real to me,” Harris said in the release. The bony, ray-finned fish had “large, well-spaced ...

Bichir are bottom-dwelling freshwater fish native to western Africa. They are among the most primitive of the ray-finned fish, the dominant group of modern fish, which arose about 395 million ...

To find out, Rice recently set out to do a large-scale survey of published research on sound production in ray-finned fishes, or actinopterygians, which represent more than half of all vertebrate ...

Scientists describe the fish as a large ray-finned fish about three to four feet long. They also say the fish lived during the Late Pennsylvanian period about 305 million years ago when New Mexico ...