Cheirolepis (`hand fin`) is an extinct genus of ray-finned fish that lived in the Devonian period of Europe and North America. It is the only genus yet known within the family Cheirolepidae and the order Cheirolepiformes. It was among the most basal of the Devonian actinopterygians and is considered the first to possess the `standard` dermal c...
Found on
http://en.wikipedia.org/wiki/Cheirolepis
extinct genus of primitive fishes whose fossils are found in European and North American rocks of the Devonian period (408 to 360 million years ...
Found on
http://www.britannica.com/eb/a-z/c/62
No exact match found.
