Archeognathus
Archaeognathus is a fossilized jaw apparatus from the Ordovician that has been compared to the conodonts and vertebrates, yet remains unclassified.[2]
Archeognathus | |
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Scientific classification | |
Kingdom: | Animalia |
Phylum: | incertae sedis |
Genus: | †Archeognathus Cullison, 1938[1] |
Species | |
| |
Synonyms | |
Coleodus |
It is a component of a jaw apparatus that also contains the Coleodus apparatus (which is therefore assumed to be synonymous).[3]
References
- Cullison, J. S. (1938). "Dutchtown Fauna of Southeastern Missouri". Journal of Paleontology. 12 (3): 219–228. doi:10.2307/1298590. JSTOR 1298590.
- Klapper, G.; Bergström, S. M. (1984). "The Enigmatic Middle Ordovician Fossil Archeognathus and Its Relations to Conodonts and Vertebrates". Journal of Paleontology. 58 (4): 949–976. doi:10.2307/1304860. JSTOR 1304860.
- Liu, H. P.; McKay, R. M.; Young, J. N.; Witzke, B. J.; McVey, K. J.; Liu, X. (2006). "A new Lagerstätte from the Middle Ordovician St. Peter Formation in northeast Iowa, USA". Geology. 34: 969. Bibcode:2006Geo....34..969L. doi:10.1130/G22911A.1.
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