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Saurornithoidini

Osteichthyes - Troodontidae

Taxonomy
Saurornithoidini was named by Rivera-Sylva et al. (2026). Its type is Saurornithoides.

It was assigned to Troodontinae by Rivera-Sylva et al. (2026).

Subtaxa
Borogovia, Saurornithoides (type genus), Talos, Zanabazar

Synonymy list
YearName and author
2026Saurornithoidini Rivera-Sylva et al. p. 17

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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
infraorderDeinonychosauria
familyTroodontidae
subfamilyTroodontinae
tribeSaurornithoidini
tribeSaurornithoidini

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.

Tr. †Saurornithoidini Rivera-Sylva et al. 2026
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G. †Borogovia Osmolska 1987
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†Borogovia gracilicrus Osmolska 1987
G. †Saurornithoides Osborn 1924
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G. †Talos Zanno et al. 2011
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†Talos sampsoni Zanno et al. 2011
G. †Zanabazar Norell et al. 2009
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†Zanabazar junior Barsbold 1974
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
Maximum body mass: 100 kgg
Minimum body mass: 30 kgg
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: g = genus, f = family, o = order
References: Holtz et al. 2000, Marsh 1875, Peczkis 1995

Age range: base of the Early/Lower Cenomanian to the top of the Lancian or 100.50000 to 66.00000 Ma

Collections (11 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Cenomanian100.5 - 93.9Uzbekistan (Navoi) Saurornithoides sp. (64685)
Campanian83.6 - 72.2China (Nei Mongol) Saurornithoides mongoliensis (46973)
Campanian83.6 - 72.2Mongolia (Omnogov Aimak) Saurornithoides mongoliensis (37213)
Late/Upper Campanian83.6 - 72.2Mongolia (Omnogov) Ornithoides oshiensis (46152)
Late/Upper Campanian83.6 - 72.2USA (Utah) Troodontidae indet. (131870)
Lancian72.2 - 66.0USA (South Dakota) Saurornithoides mongoliensis (14537 192251)
Late/Upper Maastrichtian72.2 - 66.0USA (Wyoming) Saurornithoides sp. (14585)
Maastrichtian72.2 - 66.0Mongolia (Omnogov) Saurornithoides junior (52012) Saurornithoides sp. (37020 168988)