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Irenesauripus acutus

Reptilia

Taxonomy
Irenesauripus acutus was named by Sternberg (1932). It is considered to be a form taxon. Its type specimen is NMC 8549, a footprint, and it is a trace fossil. Its type locality is 1.5 miles upstream from Gething's mine (B), Peace River Canyon, which is in an Albian terrestrial sandstone/claystone in the Gething Formation of Canada.

Synonymy list
YearName and author
1932Irenesauripus acutus Sternberg p. 64 figs. 2, Pl. 3:2
1958Irenesauripus acutus Kuhn p. 28
1963Irenesauripus acutus Kuhn p. 108
1971Irenesauripus acutus Haubold p. 79
1974Irenesauripus acutus Haubold p. 143
1981Irenesauripus acutus Sarjeant p. 170
1983Irenesauripus acutus Currie p. 65
1984Irenesauripus acutus Thulborn and Wade p. 449
1987Irenesauripus acutus Farlow p. 12
2004Irenesauripus acutus Gangloff et al. p. 303
2005Irenesauripus acutus Harington et al. p. 111
2006Irenesauripus acutus Llompart p. 11
2008Irenesauripus acutus McCrea and Buckley p. 40
2011Irenesauripus acutus McCrea et al. p. 45
2011Irenesauripus acutus Xing et al. p. 474
2012Irenesauripus acutus Jiménez Hernández et al. p. 35
2014Irenesauripus acutus McCrea et al. p. 8
2015Irenesauripus acutus Currie and Koppelhus p. 626
2016Irenesauripus acutus Salisbury et al. p. 34
2017Irenesauripus acutus Razzolini et al. p. 18
2017Irenesauripus acutus Sciscio et al. p. 17 fig. 6
2018Irenesauripus acutus Lee et al. p. 214
2020Irenesauripus acutus Bessedik et al. p. 37

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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
RankNameAuthor
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Theropoda()
genusIrenesauripus
speciesacutus

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.

†Irenesauripus acutus Sternberg 1932
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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: terrestrialo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: carnivoreo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2004-12-14 12:50:08
Modified: 2004-12-14 14:50:08
Source: o = order
Reference: Marsh 1875

Age range: base of the Tithonian to the top of the Albian or 152.10000 to 100.50000 Ma

Collections (7 total)


Time interval Ma Country or state Original ID and collection number
Tithonian - Berriasian152.1 - 139.8Canada (British Columbia) Irenesauripus acutus (52586)
Valanginian139.8 - 132.9Canada (British Columbia) Irenesauripus acutus (214464)
Aptian - Albian125.0 - 100.5Canada (British Columbia) Irenesauripus acutus (126799 126801 126802)
Albian113.0 - 100.5Canada (British Columbia) Irenesauripus acutus (type locality: 46151)
Middle Albian - Early/Lower Cenomanian109.0 - 93.5Canada (Yukon) Irenesauripus acutus (67838)