''Alternognathus'' is an extinct
conodont
Conodonts, are an extinct group of marine jawless vertebrates belonging to the class Conodonta (from Ancient Greek κῶνος (''kōnos''), meaning " cone", and ὀδούς (''odoús''), meaning "tooth"). They are primarily known from their hard ...
genus in the family
Elictognathidae. An extensive study on its population dynamics and lifespan has recently been published.
[Przemysław Świś (2019). "Population dynamics of the Late Devonian conodont Alternognathus calibrated in days". Historical Biology: An International Journal of Paleobiology. in press. doi:10.1080/08912963.2018.1427088.]
References
* Important candidate sections for stratotype of conodont based Devonian-Carboniferous boundary. Willi Ziegler and Charles A. Sandberg, Courier Forschungsinstitut Senckenberg, 1984
* Palmatolepis-based revision of upper part of standard Late Devonian conodont zonation. Willi Ziegler and Charles A. Sandberg, GSA Special Papers, 1984, volume 196, pages 179–194,
External links
*
Ozarkodinida genera
Devonian conodonts
{{Conodont-stub