Perplexicervix

Perplexicervix; Temporal range:
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Aves
Infraclass:	Neognathae
Genus:	†Perplexicervix; Mayr 2010
Type species
	†Perplexicervix microcephalon; Mayr, 2010
Other species
	P. paucituberculata;

Perplexicervix is a genus of perplexicervicid bird that lived during the Eocene epoch. Its affinities are uncertain but similarities with Otidiformes were noted in tentatively assigned postcranial remains.¹

Distribution

P. paucituberculata remains hail from the Walton Member of the London Clay Formation and date back to the Ypresian.¹ P. microcephalon appears in the eleventh Mammal-Paleogene zone of Hessen, Germany, its fossils having been found in the Messel Formation.²

References

Mayr, Gerald; Carrió, Vicen; Kitchener, Andrew (9 August 2023). "On the "screamer-like" birds from the British London Clay: An archaic anseriform-galliform mosaic and a non-galloanserine "barb-necked" species of Perplexicervix". Palaeontologia Electronica. doi:10.26879/1301. Retrieved 4 March 2025 – via Palaeontologia Electronica.
Mayr, Gerald (2010). "A new avian species with tubercle-bearing cervical vertebrae from the Middle Eocene of Messel (Germany)". Records of the Australian Museum. 62: 21–28. doi:10.3853/j.0067-1975.62.2010.1537.

[mayr2023-1] Mayr, Gerald; Carrió, Vicen; Kitchener, Andrew (9 August 2023). "On the "screamer-like" birds from the British London Clay: An archaic anseriform-galliform mosaic and a non-galloanserine "barb-necked" species of Perplexicervix". Palaeontologia Electronica. doi:10.26879/1301. Retrieved 4 March 2025 – via Palaeontologia Electronica.

[mayr2010-2] Mayr, Gerald (2010). "A new avian species with tubercle-bearing cervical vertebrae from the Middle Eocene of Messel (Germany)". Records of the Australian Museum. 62: 21–28. doi:10.3853/j.0067-1975.62.2010.1537.

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