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Taeniodonta ("banded teeth") is an extinct order of eutherian mammals, that lived in North America and Europe from the late Cretaceous (Maastrichtian) to the middle Eocene.[1][2][3]
Taeniodonts evolved quickly into highly specialized digging animals, and varied greatly in size, from rat-sized to species as large as a bear. Later species developed prominent front teeth and huge claws for digging and rooting. Some genera, like Stylinodon, had ever-growing teeth.[4] The scarcity of taeniodont fossils can be explained by the fact that these animals probably lived in dry or arid climates unconductive to fossilization.
According to 2022 studies of Bertrand, O. C. and Sarah L. Shelley, taeniodonts are identified to be a basal placental mammal.[5][6] Genera Alveugena, Ambilestes and Procerberus are the immediate outgroups to Taeniodonta,[7] with genus Alveugena classified as a sister taxon to this order.
Taxonomy and phylogeny
Taxonomy
From Thomas E. Williamson and Stephen L. Brusatte (2013):[8]
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- Order: †Taeniodonta (Cope, 1876)Script error: No such module "Check for unknown parameters".
- Genus: †Schowalteria (Fox & Naylor, 2003)Script error: No such module "Check for unknown parameters".
- †Schowalteria clemensi (Fox & Naylor, 2003)Script error: No such module "Check for unknown parameters".
- Family: †Conoryctidae (Wortman, 1896)Script error: No such module "Check for unknown parameters".
- Subfamily: †Conoryctinae (Wortman, 1896)Script error: No such module "Check for unknown parameters".
- Tribe: †Conoryctellini (Schoch, 1982)Script error: No such module "Check for unknown parameters".
- Genus: †Conoryctella (Gazin, 1939)Script error: No such module "Check for unknown parameters".
- †Conoryctella dragonensis (Gazin, 1939)Script error: No such module "Check for unknown parameters".
- †Conoryctella pattersoni (Schoch & Lucas, 1981)Script error: No such module "Check for unknown parameters".
- Tribe: †Conoryctini (Wortman, 1896)Script error: No such module "Check for unknown parameters".
- Genus: †Conoryctes (Cope, 1881)Script error: No such module "Check for unknown parameters".
- †Conoryctes comma (Cope, 1881)Script error: No such module "Check for unknown parameters".
- Genus: †Huerfanodon(paraphyletic genus) (Schoch & Lucas, 1981)Script error: No such module "Check for unknown parameters".
- †Huerfanodon heilprinianus (Cope, 1882)Script error: No such module "Check for unknown parameters".
- †Huerfanodon polecatensis (Schoch & Lucas, 1981)Script error: No such module "Check for unknown parameters".
- †Huerfanodon torrejonius (Schoch & Lucas, 1981)Script error: No such module "Check for unknown parameters".
- †Huerfanodon sp. [USNM 9678] (Simpson, 1937)Script error: No such module "Check for unknown parameters".
- Subfamily: †Eurodontinae (Estavis & Russel, 1992)Script error: No such module "Check for unknown parameters".
- Genus: †Eurodon (Estavis & Russel, 1992)Script error: No such module "Check for unknown parameters".
- †Eurodon silveirinhensis (Estavis & Russel, 1992)Script error: No such module "Check for unknown parameters".
- Family: †Onychodectidae (Winge, 1917)Script error: No such module "Check for unknown parameters".
- Genus: †Onychodectes (Cope, 1888)Script error: No such module "Check for unknown parameters".
- †Onychodectes tisonensis (Cope, 1888)Script error: No such module "Check for unknown parameters".
- †Onychodectes tisonensis rarus (Osborn & Earle, 1895)Script error: No such module "Check for unknown parameters".
- †Onychodectes tisonensis tisonensis (Cope, 1888)Script error: No such module "Check for unknown parameters".
- Superfamily: †Stylinodontoidea (Marsh, 1875)Script error: No such module "Check for unknown parameters".
- Family: †Stylinodontidae (Marsh, 1875)Script error: No such module "Check for unknown parameters".
- Subfamily: †Stylinodontinae (Marsh, 1875)Script error: No such module "Check for unknown parameters".
- Tribe: †Ectoganini (Cope, 1876)Script error: No such module "Check for unknown parameters".
- Genus: †Ectoganus (Cope, 1874)Script error: No such module "Check for unknown parameters".
- †Ectoganus bighornensis (Schoch, 1981)Script error: No such module "Check for unknown parameters".
- †Ectoganus copei (Schoch, 1981)Script error: No such module "Check for unknown parameters".
- †Ectoganus gliriformis (Cope, 1874)Script error: No such module "Check for unknown parameters".
- †Ectoganus lobdelli (Simpson, 1929)Script error: No such module "Check for unknown parameters".
- Tribe: †Psittacotheriini (Schoch, 1982)Script error: No such module "Check for unknown parameters".
- Genus: †Psittacotherium (Cope, 1882)Script error: No such module "Check for unknown parameters".
- †Psittacotherium multifragum (Cope, 1882)Script error: No such module "Check for unknown parameters".
- Tribe: †Stylinodontini (Marsh, 1875)Script error: No such module "Check for unknown parameters".
- Genus: †Stylinodon (Marsh, 1874)Script error: No such module "Check for unknown parameters".
- †Stylinodon mirus (Marsh, 1874)Script error: No such module "Check for unknown parameters".
- Subfamily: †Wortmaniinae (Schoch, 1982)Script error: No such module "Check for unknown parameters".
- Genus: †Wortmania (Hay, 1899)Script error: No such module "Check for unknown parameters".
- †Wortmania otariidens (Cope 1885)Script error: No such module "Check for unknown parameters".
- †Wortmania sp. [Garfield County, Montana] (Clemens, 2013)Script error: No such module "Check for unknown parameters".
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Phylogeny
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References
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- ↑ Wikisource One or more of the preceding sentences incorporates text from a publication now in the public domain: Script error: No such module "template wrapper".
- ↑ Script error: No such module "citation/CS1".
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- ↑ Script error: No such module "Citation/CS1".
- ↑ Sarah L. Shelley (2022.) "The phylogeny of Paleocene mammals and the evolution of Placentalia", in "The Society of Vertebrate Paleontology 82nd annual meeting"
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Template:Eutheria
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