Chirognathidae is an extinct family of
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 ...
s.
[Stratigraphical distribution of the Ordovician conodont Erraticodon Dzik in Argentina. S. Heredia, J. Carlorosi, A. Mestre and T. Soria, Journal of South American Earth Sciences, Volume 45, August 2013, Pages 224–234, ]
Genera are ''
Chirognathus'' and ''
Erraticodon''.
References
External links
Chirognathidae at biolib.cz(retrieved 30 April 2016)
Prioniodinida
Conodont families
{{Conodont-stub