Pseudocrypturus

Pseudocrypturus Temporal range: Paleocene - Eocene
Cast at Aathal Dinosaur Museum
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Aves
Infraclass:	Palaeognathae
Order:	†Lithornithiformes
Family:	†Lithornithidae
Genus:	†Pseudocrypturus (Houde, 1988)
Species
†Pseudocrypturus cercanaxius

Pseudocrypturus is a genus of extinct paleognathous bird. One species is known, Pseudocrypturus cercanaxius. It is a relative of such modern birds as ostriches. It lived in the early Eocene.

Cast of the same fossil, Copenhagen Zoological Museum

The holotype fossil is in the collection of the Smithsonian's National Museum of Natural History. It has catalog number USNM 336103. It was collected from the Fossil Butte Member, Green River Formation, Lincoln County, Wyoming, USA.

Etymology

Pseudocrypturus means false tinamou. The species name cercanaxius comes from ancient Greek words kerkion, tail, and anaxios, worthless, in reference to the rudientary pygostyle of this species.

References

• Hinton, A. C.; Lang, W. D.; et al. (1996). Edwards, Marcia A. (ed.). Nomenclator Zoologicus. Vol. 9. Regents Park, London: Zoological Society of London. p. 479. {{cite book}}: Cite has empty unknown parameters: |laydate=, |separator=, |month=, |laysummary=, |chapterurl=, and |lastauthoramp= (help); Explicit use of et al. in: |last3= (help)
• Houde, Peter W. (1988). "Paleognathous Birds from the Early Tertiary of the Northern Hemisphere". Publications of the Nuttall Ornithological Club. 22. Cambridge MA: Nuttall Ornithological Club. {{cite journal}}: Cite has empty unknown parameters: |laydate=, |laysummary=, |day=, |laysource=, |month=, and |coauthors= (help)