''Chondrostoma regium'', sometimes known as the brond-snout or Mesopotamian nase is a species of

ray-finned fish Actinopterygii (; ), members of which are known as ray-finned fish or actinopterygians, is a class of bony fish that comprise over 50% of living vertebrate species. They are so called because of their lightly built fins made of webbings of sk ...

in the genus '' Chondrostoma'' from

Mesopotamia Mesopotamia is a historical region of West Asia situated within the Tigris–Euphrates river system, in the northern part of the Fertile Crescent. Today, Mesopotamia is known as present-day Iraq and forms the eastern geographic boundary of ...

References

* regium Taxa named by Johann Jakob Heckel Fish described in 1843 {{Leuciscinae-stub