Taphrognathus

Taphrognathus Temporal range: Mississippian PreЄ Є O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	†Conodonta
(unranked):	†Prioniodontida
Order:	†Ozarkodinida
Superfamily:	†Polygnathacea
Family:	†Cavusgnathidae
Genus:	†Taphrognathus Branson and Mehl, 1941[1]
Species
†Taphrognathus transatlanticus †Taphrognathus varians

Taphrognathus is an extinct genus of conodonts from the Dinantian (Lower Carboniferous).^[2]

Synonyms

In 1947 the name Taphrognathus was also used to describe a prehistoric amphibian from the Middle Triassic of Arizona, but the amphibian was renamed Hadrokkosaurus in 1957 after the synonymy was realized.^[3]

References

1. New and Little Known Carboniferous Conodont Genera. E. B. Branson and M. G. Mehl, Journal of Paleontology, Vol. 15, No. 2 (Mar., 1941), pages 97-106 (Stable URL, retrieved 29 April 2015)
2. The Dinantian Taphrognathus transatlanticus conodont Range Zone of Great Britain and Atlantic Canada. Peter H. Von Bitter and Ronald L. Austin, Palaeontology, Volume 27, Part 1, January 1984, pages 95–111
3. Ruta, M.; Bolt, J. R. (2008). "The brachyopoid Hadrokkosaurus bradyi from the Early Middle Triassic of Arizona, and a phylogenetic analysis of lower jaw characters in temnospondyl amphibians". Acta Palaeontologica Polonica. 53 (4): 579. doi:10.4202/app.2008.0403.