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Tamarro insperatus

Reptilia - Troodontidae

Taxonomy
Tamarro insperatus was named by Sellés et al. (2021). Its type specimen is MCD-7073, a set of postcrania (metatarsal II), and it is a 3D body fossil. Its type locality is Sant Romà d'Abella (SRA), which is in a Maastrichtian crevasse splay sandstone in the Talarn Formation of Spain.

Synonymy list
YearName and author
2021Tamarro insperatus Pérez-Pueyo et al. p. 17
2021Tamarro insperatus Sellés et al.

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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()
RankNameAuthor
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Theropoda()
—Neotheropoda
—AverostraPaul 2002
—Tetanurae
—Coelurosauria()
—Maniraptora
—Paraves
infraorderDeinonychosauria
familyTroodontidae
subfamilyJinfengopteryginaeTurner et al. 2012
genusTamarro
speciesinsperatus

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.

†Tamarro insperatus Sellés et al. 2021
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Diagnosis
ReferenceDiagnosis
A. G. Sellés et al. 2021Tamarro insperatus is a mid-sized basal troodontid distinguished by the following unique combination of characters (* marks potential autapomorphies): metatarsal II with marked plantar ridge; small foramen on the lateral surface of the plantar ridge of the metatarsal II*; sub-arctometatarsalian condition with the metatarsal III restricted to the plantar margin on its proximal part.
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: terrestrialf
Locomotion: actively mobileo
Life habit: ground dwellingf
Diet: carnivoref
Diet 2: omnivoref
Reproduction: oviparousf
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2005-09-11 17:03:06
Modified: 2005-09-11 19:03:56
Source: f = family, o = order
References: Marsh 1875, Holtz et al. 2000

Age range: Late/Upper Maastrichtian or 70.60000 to 66.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Late/Upper Maastrichtian70.6 - 66.0Spain (Cataluña) Tamarro insperatus (type locality: 38893)