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Rhea

Osteichthyes - Rheiformes - Rheidae

Synonyms
Synonymy list
YearName and author
1760Rhea Brisson
1853Rhea Bonaparte
1870Pterocnemia Gray
1891Rhea Moreno and Mercerat p. 70
1933Rhea Lambrecht p. 110
2014Rhea del Hoyo et al.
2017Rhea Clements et al.
2023Rhea Tambussi et al. p. 265

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
—Archosauromorpha(Huene 1946)
RankNameAuthor
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Saurischia()
—Theropoda()
—Neotheropoda
—AverostraPaul 2002
—Tetanurae
—Coelurosauria()
—Maniraptora
—Paraves
classAves
subclassNeornithesGadow 1893
superorderPalaeognathaePycraft 1900
orderRheiformes
familyRheidaeBonaparte 1849
genusRheaBrisson 1760

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. Rhea Brisson 1760
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Rhea americana Linnaeus 1758 [greater rhea]
†Rhea fossilis Moreno and Mercerat 1891
†Rhea nana Lydekker 1894
†Rhea pampeana Moreno and Mercerat 1891
Rhea pennata d'Orbigny 1834 [lesser rhea]
†Rhea subpampeana Moreno and Mercerat 1891
Rhea tarapacensis Chubb 1913 [Puna rhea]
Invalid names: Pterocnemia Gray 1870 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatiteo
Entire body: yeso
Adult length: 10 to < 100o
Adult width: 1.0 to < 10o
Adult height: 1.0 to < 10o
Architecture: compact or denseo
Ontogeny: accretion, modification of partso
Grouping: solitaryo
Environment: terrestrialg
Locomotion: actively mobileo
Life habit: ground dwellingg
Diet: herbivoreg
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2009-01-03 19:09:32
Modified: 2009-01-03 21:09:32
Source: g = genus, o = order
References: Kiessling 2004, Marsh 1875, Witmer and Rose 1991

Age range

Maximum range based only on fossils: base of the Colhuehuapian to the top of the Holocene or 21.00000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 17.5 Ma

Collections (16 total)


Time interval Ma Country or state Original ID and collection number
Miocene23.04 - 5.333Argentina (Buenos Aires) R. subpampeana (88835)
Neogene23.04 - 2.58Argentina R. fossilis (88837)
Colhuehuapian21.0 - 17.5Argentina (Mendoza) Pterocnemia mesopotamica (189522)
Huayquerian8.0 - 5.0Argentina (Entre Rios) Pterocnemia sp. (140471)
Huayquerian8.0 - 5.0Argentina (La Pampa) Pterocnemia sp. (87198)
Pleistocene2.58 - 0.0117Brazil (Ceara) R. sp. (71302)
Middle Pleistocene0.774 - 0.129Argentina (Buenos Aires) R. sp. (63335)
Late/Upper Pleistocene0.129 - 0.0117Brazil (Piauí) R. sp. (211632)
Late/Upper Pleistocene0.129 - 0.0117Argentina (Buenos Aires) R. americana (73845) R. pampeana (88836)
Late/Upper Pleistocene0.129 - 0.0117Argentina (Chubut) R. sp. (71338)
Holocene0.0117 - 0.0Argentina (Santiago del Estero) R. americana (187627)
Holocene0.0117 - 0.0Argentina (Santa Cruz) R. americana, Pterocnemia pennata (73843)
Holocene0.0117 - 0.0Bolivia (Chuquisaca) R. americana (70705)
Holocene0.0117 - 0.0Argentina (Buenos Aires) R. americana (63342) R. sp. (63338)