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Marambiornopsis sobrali

Reptilia - Theropoda - Spheniscidae

Taxonomy
Marambiornopsis sobrali was named by Jadwiszczak et al. (2021). Its type specimen is NRM-PZ A542, a limb element (right tarsometatarsus), and it is a 3D body fossil. Its type locality is NRM 2, which is in a Priabonian marine horizon in the Submeseta Formation of Antarctica. It is the type species of Marambiornopsis.

Synonymy list
YearName and author
2021Marambiornopsis sobrali Jadwiszczak et al. p. 284

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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)
—Crocopoda
RankNameAuthor
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
orderTheropoda
—Neotheropoda
—AverostraPaul 2002
—Tetanurae
—Coelurosauria()
—Maniraptora
—Paraves
classAves
subclassNeornithesGadow 1893
—Aequornithes
—Feraequornithes
superorderProcellariimorphae
—Sphenisciformes(Sharpe 1891)
familySpheniscidaeBonaparte 1831
genusMarambiornopsis
speciessobrali

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.

†Marambiornopsis sobrali Jadwiszczak et al. 2021
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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: marineo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: carnivoresubo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2017-04-17 10:40:01
Modified: 2017-04-17 10:40:01
Source: subo = suborder, o = order
References: Marsh 1875, Bush and Bambach 2015, Benton 1983

Age range: Priabonian or 38.00000 to 33.90000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Priabonian38.0 - 33.9Antarctica Marambiornopsis sobrali (type locality: 224219)