PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Tetrapodosaurus

Reptilia - Tetrapodosauridae

Taxonomy

Tetrapodosaurus was named by Sternberg (1932). It is considered to be a form taxon.

It was assigned to Ceratopsidae by Kuhn (1958); to Ornithischia by Haubold (1974); to Ceratopsia by Lull (1933) and Sarjeant (1981); to Ankylosauridae by Kurtz et al. (2001); to Tetrapodosauridae by Sternberg (1932), Kuhn (1963), Haubold (1971) and Gangloff et al. (2004); to Ankylosauria by Lockley (1992), Avanzini et al. (2001), McCrea et al. (2001), Romero Molina et al. (2003) and Weems (2004); and to Ankylosauria by Salisbury et al. (2016).

Species

T. borealis

Synonymy list

Year	Name and author
1932	Tetrapodosaurus Sternberg p. 73 figs. Pl. 5:1-2
1933	Tetrapodosaurus Lull p. 18
1958	Tetrapodosaurus Kuhn p. 27
1963	Tetrapodosaurus Kuhn p. 106
1971	Tetrapodosaurus Haubold p. 89
1974	Tetrapodosaurus Haubold p. 46
1981	Tetrapodosaurus Sarjeant p. 170
1992	Tetrasauropus Lockley pp. 272-273
2001	Tetrapodosaurus Avanzini et al. p. 239
2001	Tetrapodosaurus Kurtz et al. p. 162
2001	Tetrapodosaurus McCrea et al. p. 422
2003	Tetrapodosaurus Romero Molina et al. p. 26
2004	Tetrapodosaurus Gangloff et al. p. 308
2004	Tetrapodosaurus Weems p. 116
2016	Tetrapodosaurus Salisbury et al. p. 96

Is something missing? Join the Paleobiology Database and enter the data

Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Osteichthyes	()
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
—	Sauropsida
class	Reptilia

Rank	Name	Author
subclass	Eureptilia	()
—	Romeriida
—	Diapsida	()
—	Archosauromorpha	(Huene 1946)
—	Crocopoda
—	Archosauriformes	Gauthier 1986
—	Eucrocopoda
—	Archosauria	()
informal	Avemetatarsalia
—	Ornithodira
—	Dinosauromorpha
—	Dinosauriformes
—	Dinosauria	()
—	Ornithischia	()
—	Genasauria
—	Cerapoda
—	Ornithopoda	()
family	Tetrapodosauridae
genus	Tetrapodosaurus

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.

G. †Tetrapodosaurus Sternberg 1932

show all | hide all

†Tetrapodosaurus borealis Sternberg 1932

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:

gregariouso

Environment:

terrestrialo

Locomotion:

actively mobileo

Life habit:

ground dwellingo

Diet:

herbivoresubo

Reproduction:

oviparouso

Dispersal:

direct/internalo

Dispersal 2:

mobileo

Created:

2009-01-03 20:40:05

Modified:

2009-01-03 22:40:05

Source: subo = suborder, o = order

References: Benton 1983, Marsh 1875

Age range: base of the Bajocian to the top of the Late/Upper Campanian or 170.30000 to 70.60000 Ma

Collections (51 total)

Time interval	Ma	Country or state	Original ID and collection number
Bajocian	170.3 - 168.3	Mexico (Oaxaca)	T. sp. (224056)
Valanginian	139.8 - 132.9	Canada (British Columbia)	Ankylosauria indet. (214464)
Valanginian	139.8 - 132.9	Canada (Alberta)	T. sp. (214467)
Aptian	125.0 - 113.0	USA (Virginia)	T. borealis (69260 97942 182635)
Aptian - Albian	125.0 - 100.5	USA (Utah)	T. sp. (201626)
Aptian - Albian	125.0 - 100.5	Canada (British Columbia)	T. borealis (214470 214471)
Albian	113.0 - 100.5	Canada (British Columbia)	T. borealis (46151 214473 214475)
Albian	113.0 - 100.5	Canada (Alberta)	T. borealis (52876 52877 52878 52879 52880 52881 52882 52883 52884 52885 52886 227217) T. sp. (214466)
Middle Albian	109.0 - 105.3	Canada (Alberta)	T. borealis (52371) T. sp. (52369 52370 52372 52373 52374)
Middle Albian - Early/Lower Cenomanian	109.0 - 93.5	Canada (Yukon)	T. borealis (67838)
Late/Upper Albian	105.3 - 99.6	Canada (Alberta)	T. sp. (214472)
Late/Upper Albian	105.3 - 99.6	USA (Alaska)	Ankylosauria indet. (52351)
Late/Upper Albian	105.3 - 99.6	Canada (British Columbia)	T. sp. (214487)
Early/Lower Cenomanian - Middle Cenomanian	99.6 - 93.5	Canada (British Columbia)	T. borealis (214488) T. sp. (52637 52638 214297)
Early/Lower Cenomanian - Middle Cenomanian	99.6 - 93.5	Canada (Alberta)	T. sp. (214490 214491)
Late/Upper Cenomanian	99.6 - 93.5	Canada (British Columbia)	T. borealis (214481)
Middle Cenomanian - Late/Upper Cenomanian	99.6 - 93.5	USA (Utah)	T. sp. (230111)
Middle Cenomanian - Late/Upper Cenomanian	99.6 - 93.5	USA (Colorado)	Ankylosauria indet. (143250 150276) T. sp. (165440 194617)
Late/Upper Cenomanian - Early/Lower Turonian	99.6 - 89.3	Canada (Alberta)	T. borealis (182650)
Late/Upper Cenomanian - Early/Lower Turonian	99.6 - 89.3	Canada (British Columbia)	Ankylosauria indet. (214462)
Late/Upper Campanian	83.5 - 70.6	Canada (Alberta)	T. sp. (222354)
Late/Upper Campanian - Early/Lower Maastrichtian	83.5 - 66.0	USA (Alaska)	T. sp. (44848)