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Palaeospheniscus patagonicus

Reptilia

Taxonomy
Palaeospheniscus patagonicus was named by Moreno and Mercerat (1891). Its type specimen is Museo de La Plata, a set of limb elements (humerus, radius, femur, tibia, tarsometatarsus), and it is a 3D body fossil. Its type locality is Cerro del Castillo, Trelew, which is in an Aquitanian/Burdigalian shallow subtidal sandstone in the Gaiman Formation of Argentina.

It was recombined as Paraptenodytes patagonicus by Acosta Hospitaleche (2005).

Synonyms
Synonymy list
YearName and author
1891Palaeospheniscus menzbieri Ameghino p. 447
1891Palaeospheniscus patagonicus Ameghino p. 447
1891Palaeospheniscus patagonicus Moreno and Mercerat p. 16 figs. Plate I, Fig. 7-9, 12-13, 15-16, 21, 25, 27, Plate II, Fig. 5
1891Palaeospheniscus menzbieri Moreno and Mercerat p. 17 figs. Plate I, Fig. 1, 3, 5, 6, 10, 11, 14, 17, 22, 24: Plate II, Fig. 6
1891Palaeospheniscus patagonicus Moreno and Mercerat p. 33
1905Palaeospheniscus patagonicus Ameghino p. 99
1905Palaeospheniscus menzbieri Ameghino p. 103
1905Palaeospheniscus interruptus Ameghino p. 104
1905Palaeospheniscus intermedius Ameghino p. 113 figs. Plate 2, Fig. 10a
1905Palaeospheniscus affinis Ameghino p. 114 figs. Plate 2, Fig. 11a
1933Palaeospheniscus menzbieri Lambrecht p. 226
1933Palaeospheniscus patagonicus Lambrecht p. 226
1933Palaeospheniscus intermedius Lambrecht p. 227
1933Palaeospheniscus interruptus Lambrecht p. 227
1933Palaeospheniscus affinis Lambrecht p. 228
1946Palaeospheniscus affinis Simpson p. 27
1946Palaeospheniscus intermedius Simpson p. 27
1946Palaeospheniscus interruptus Simpson p. 27
1946Palaeospheniscus menzbieri Simpson p. 27
1946Palaeospheniscus patagonicus Simpson p. 28
1963Palaeospheniscus patagonicus Brodkorb p. 236
1963Palaeospheniscus menzbieri Brodkorb p. 237
1972Palaeospheniscus patagonicus Simpson p. 7
2005Paraptenodytes patagonicus Acosta Hospitaleche p. 407
2007Palaeospheniscus patagonicus Acosta Hospitaleche
2008Palaeospheniscus patagonicus Acosta Hospitaleche et al. p. 568 figs. Figure 3-4
2008Palaeospheniscus patagonicus Acosta Hospitaleche and Tambussi p. 117
2023Palaeospheniscus patagonicus Tambussi et al. p. 273

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
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()
Theropoda()
Tetanurae
Coelurosauria()
Maniraptora
Paraves
classAves
subclassNeornithesGadow 1893
Aequornithes
Feraequornithes
superorderProcellariimorphae
Sphenisciformes(Sharpe 1891)
subfamilyPalaeospheniscinae
genusPalaeospheniscus
speciespatagonicus

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.

Palaeospheniscus patagonicus Moreno and Mercerat 1891
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Invalid names: Palaeospheniscus affinis Ameghino 1905 [synonym], Palaeospheniscus intermedius Ameghino 1905 [synonym], Palaeospheniscus interruptus Ameghino 1905 [synonym], Palaeospheniscus menzbieri Moreno and Mercerat 1891 [synonym]
Diagnosis
ReferenceDiagnosis
C. Acosta Hospitaleche and C. Tambussi 2008Tarsometatarsus. Intermediate in robustness and size between P. bergi and P. biloculata, with a total length between 38 and 40 mm. Development of the hypotarsus just larger than in P. bergi.