Gyrodus Explained

Gyrodus (from el|γύρος, 'curved' and el|ὀδούς 'tooth')^[1] is an extinct genus of pycnodontiform ray-finned fish that lived from the middle Jurassic (Bajocian) to the middle Cretaceous (Barremian).^[2]

Further reading

• Fossils (Smithsonian Handbooks) by David Ward

Notes and References

1. Book: Roberts . George . An etymological and explanatory dictionary of the terms and language of geology . 1839 . Longman, Orme, Brown, Green, & Longmans . London . 74 . 30 December 2021 . English.
2. Kriwet . Jürgen . Schmitz . Lars . 2005 . New insight into the distribution and palaeobiology of the pycnodont fish Gyrodus . Acta Palaeontologica Polonica . 50 . 1 . 49–56.