en Aztecodus

Aztecodus; Temporal range: Middle Devonian PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Order:	Omalodontiformes
Family:	Aztecodontidae
Genus:	Aztecodus; Long & Young, 1995

Aztecodus is an extinct genus of Chondrichthyian from the Devonian period.^[1] It is named for middle to late Devonian-aged Aztec Siltstone of southern Victoria Land, Antarctica which produces this genus. It currently contains a singular species, A. harmsenae. It is named for sedimentologist Dr. Fraka Harmsen. It has unique teeth which are broad with widely divergent cusps separated by a crenulated cutting edge.^[2] Anareodus statei may be a junior synonym to this genus and species.^[3]

References

^ "Fossilworks: Aztecodus". fossilworks.org. Retrieved 17 December 2021.
^ Long, John & Young, Gavin. Sharks from the Middle-Late Devonian Aztec Siltstone, southern Victoria Land, Antarctica Records of the Western Australian Museum 17: 287-308 (1995).
^ Burrow, Carole & Long, John & Trinajstic, Kate. (2009). Disarticulated acanthodian and chondrichthyan remains from the upper Middle Devonian Aztec Siltstone, Southern Victoria Land, Antarctica. Antarctic Science. 21. 71-88. 10.1017/S0954102008001521.

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[1] "Fossilworks: Aztecodus". fossilworks.org. Retrieved 17 December 2021.

[2] Long, John & Young, Gavin. Sharks from the Middle-Late Devonian Aztec Siltstone, southern Victoria Land, Antarctica Records of the Western Australian Museum 17: 287-308 (1995).

[3] Burrow, Carole & Long, John & Trinajstic, Kate. (2009). Disarticulated acanthodian and chondrichthyan remains from the upper Middle Devonian Aztec Siltstone, Southern Victoria Land, Antarctica. Antarctic Science. 21. 71-88. 10.1017/S0954102008001521.

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