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Eleutherornis

Eleutherornis cotei is a medium-sized (estimated to be 1.5 meters tall) extinct flightless predatory bird, in the family Phorusrhacidae or "terror birds" whose remains have been found in Middle Eocene aged strata from France and Switzerland.[1]

Eleutherornis
Temporal range: Lutetian Eocene
E. cotei material from Switzerland
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Aves
Order: Cariamiformes
Family: Phorusrhacidae
Genus: Eleutherornis
Schaub, 1940
Species:
E. cotei
Binomial name
Eleutherornis cotei
(Gaillard, 1936)
Synonyms
  • Diatryma cotei Gaillard 1936
  • Eleutherornis helveticus Schaub 1940
Location of E. cotei finds
E. cotei material from France

Discovery edit

The partial remains of this bird were discovered in France near Listeu, a municipality of the metropolis of Lyon and Switzerland in Egerkingen in the canton of Solothurn. They were reviewed and described in 2013 by Delphine Angst and his colleagues under the name of Eleutherornis.[2][1]

Description edit

It is a medium-sized phorusrhacid, with a height of about 1.50 meters that shows a combination of basal and derivative characters. Tarchlea of tarsometatarsus II is enlarged in its middle part as in psilopterines, while the pre-acetabulary of the ilium is more compressed laterally and more ventilated with neural spines of the synsacral vertebrae than in psilopterines, and thus recalls more the more evolved phorusrchacids.[1]

Geography edit

It is the only known phorusrhacid in Europe and one of the few species of this family identified outside the Americas,[3] although Lavocatavis described in 2011 from Algeria, but whose membership of this family is debated.[4]

References edit

  1. ^ a b c Angst, D.; Buffetaut, E.; Lécuyer, C.; Amiot, R. (2013). ""Terror Birds" (Phorusrhacidae) from the Eocene of Europe Imply Trans-Tethys Dispersal". PLOS ONE. 8 (11): e80357. Bibcode:2013PLoSO...880357A. doi:10.1371/journal.pone.0080357. PMC 3842325. PMID 24312212.
  2. ^ Delphine Angst et al., (2013) A Large Phorusrhacid Bird From the Middle Eocene of France [archive]
  3. ^ Alvarenga, Herculano M. F.; Höfling, Elizabeth (2003). "Systematic revision of the Phorusrhacidae (Aves: Ralliformes)". Papéis Avulsos de Zoologia. 43 (4): 55–91. doi:10.1590/S0031-10492003000400001. ISSN 0031-1049.
  4. ^ Mourer-Chauviré, Cécile; Tabuce, Rodolphe; Mahboubi, M’hammed; Adaci, Mohammed; Bensalah, Mustapha (2011-08-28). "A Phororhacoid bird from the Eocene of Africa". Naturwissenschaften. 98 (10): 815–823. Bibcode:2011NW.....98..815M. doi:10.1007/s00114-011-0829-5. ISSN 1432-1904. PMID 21874523. S2CID 19805809.


eleutherornis, cotei, medium, sized, estimated, meters, tall, extinct, flightless, predatory, bird, family, phorusrhacidae, terror, birds, whose, remains, have, been, found, middle, eocene, aged, strata, from, france, switzerland, temporal, range, lutetian, pr. Eleutherornis cotei is a medium sized estimated to be 1 5 meters tall extinct flightless predatory bird in the family Phorusrhacidae or terror birds whose remains have been found in Middle Eocene aged strata from France and Switzerland 1 EleutherornisTemporal range Lutetian PreꞒ Ꞓ O S D C P T J K Pg N Eocene E cotei material from Switzerland Scientific classification Domain Eukaryota Kingdom Animalia Phylum Chordata Class Aves Order Cariamiformes Family Phorusrhacidae Genus EleutherornisSchaub 1940 Species E cotei Binomial name Eleutherornis cotei Gaillard 1936 Synonyms Diatryma cotei Gaillard 1936 Eleutherornis helveticus Schaub 1940 Location of E cotei finds E cotei material from France Contents 1 Discovery 2 Description 3 Geography 4 ReferencesDiscovery editThe partial remains of this bird were discovered in France near Listeu a municipality of the metropolis of Lyon and Switzerland in Egerkingen in the canton of Solothurn They were reviewed and described in 2013 by Delphine Angst and his colleagues under the name of Eleutherornis 2 1 Description editIt is a medium sized phorusrhacid with a height of about 1 50 meters that shows a combination of basal and derivative characters Tarchlea of tarsometatarsus II is enlarged in its middle part as in psilopterines while the pre acetabulary of the ilium is more compressed laterally and more ventilated with neural spines of the synsacral vertebrae than in psilopterines and thus recalls more the more evolved phorusrchacids 1 Geography editIt is the only known phorusrhacid in Europe and one of the few species of this family identified outside the Americas 3 although Lavocatavis described in 2011 from Algeria but whose membership of this family is debated 4 References edit a b c Angst D Buffetaut E Lecuyer C Amiot R 2013 Terror Birds Phorusrhacidae from the Eocene of Europe Imply Trans Tethys Dispersal PLOS ONE 8 11 e80357 Bibcode 2013PLoSO 880357A doi 10 1371 journal pone 0080357 PMC 3842325 PMID 24312212 Delphine Angst et al 2013 A Large Phorusrhacid Bird From the Middle Eocene of France archive Alvarenga Herculano M F Hofling Elizabeth 2003 Systematic revision of the Phorusrhacidae Aves Ralliformes Papeis Avulsos de Zoologia 43 4 55 91 doi 10 1590 S0031 10492003000400001 ISSN 0031 1049 Mourer Chauvire Cecile Tabuce Rodolphe Mahboubi M hammed Adaci Mohammed Bensalah Mustapha 2011 08 28 A Phororhacoid bird from the Eocene of Africa Naturwissenschaften 98 10 815 823 Bibcode 2011NW 98 815M doi 10 1007 s00114 011 0829 5 ISSN 1432 1904 PMID 21874523 S2CID 19805809 nbsp This prehistoric bird article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Eleutherornis amp oldid 1182851369, wikipedia, wiki, book, books, library,

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