PBDB Taxon

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

Glyptotherium cylindricum

Mammalia - Cingulata - Glyptodontidae

Taxonomy

Brachyostracon cylindricus was named by Brown (1912). Its type specimen is AMNH 15548, a partial skeleton (complete carapace, cephalic plates, atlas, hyoids, several ribs, a chevron and 20 separate teeth), and it is a 3D body fossil.

It was recombined as Glyptotherium cylindricum by Gillette and Ray (1981), McDonald and Naples (2007) and Mead et al. (2007).

Sister species lacking formal opinion data

G. floridanus

Synonyms

Boreostracon floridanus was named by Simpson (1929) [holotype not figured in Simpson (1929); later figured in Holmes and Simpson (1931), Figure 14]. Its type specimen is AMNH 23547, an osteoderm, and it is a 3D body fossil. Its type locality is Seminole Field, which is in a Pleistocene fluvial sandstone in Florida.

It was synonymized subjectively with Glyptotherium cylindricum by Zurita et al. (2018); it was recombined as Glyptotherium floridanum by Marshall et al. (1979), Kurten and Anderson (1980), Gillette and Ray (1981), McDonald and Naples (2007) and Albright et al. (2019).
Glyptodon mexicano was named by Cuataparo and Ramirez (1875). Its type specimen is IGM 4006, an osteoderm, and it is a 3D body fossil.

It was recombined as Brachyostracon mexicanus by Brown (1912) and Hay (1930); it was recombined as Glyptotherium mexicanum by Marshall et al. (1979), Kurten and Anderson (1980), Gillette and Ray (1981), Carranza-Castaneda and Miller (1987) and McDonald and Naples (2007); it was synonymized subjectively with Glyptotherium cylindricum by Zurita et al. (2018).

Synonymy list

Year	Name and author
1875	Glyptodon mexicano Cuataparo and Ramirez
1912	Brachyostracon mexicanus Brown
1912	Brachyostracon cylindricus Brown p. 169 figs. 1-4
1929	Boreostracon floridanus Simpson
1930	Brachyostracon mexicanus Hay
1930	Brachyostracon cylindricus Hay p. 421
1979	Glyptotherium floridanum Marshall et al.
1979	Glyptotherium mexicanum Marshall et al.
1980	Glyptotherium floridanum Kurten and Anderson p. 135
1980	Glyptotherium mexicanum Kurten and Anderson p. 135
1981	Glyptotherium cylindricum Gillette and Ray
1981	Glyptotherium floridanum Gillette and Ray
1981	Glyptotherium mexicanum Gillette and Ray
1987	Glyptotherium mexicanum Carranza-Castaneda and Miller p. 337
2007	Glyptotherium cylindricum McDonald and Naples p. 152
2007	Glyptotherium floridanum McDonald and Naples p. 152
2007	Glyptotherium mexicanum McDonald and Naples p. 152
2007	Glyptotherium cylindricum Mead et al. p. 442
2019	Glyptotherium floridanum Albright et al. p. 156

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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
subclass	Synapsida
—	Therapsida	()
infraorder	Cynodontia	()
—	Mammaliamorpha

Rank	Name	Author
—	Mammaliaformes
class	Mammalia
—	Theriamorpha	(Rowe 1993)
—	Theriiformes	()
—	Trechnotheria
—	Cladotheria
—	Zatheria
subclass	Tribosphenida	()
subclass	Theria
—	Eutheria	()
—	Placentalia
—	Americatheria
—	Xenarthra	()
order	Cingulata	()
suborder	Glyptodontia	()
superfamily	Glyptodontoidea	Gray 1869
family	Glyptodontidae	Burmeister 1879
subfamily	Glyptodontinae	Gray 1869
genus	Glyptotherium	Osborn 1903
species	cylindricum	()

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.

†Glyptotherium cylindricum Brown 1912

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Invalid names: Glyptotherium floridanum Simpson 1929 [synonym], Glyptotherium mexicanum Cuataparo and Ramirez 1875 [synonym]

Diagnosis

No diagnoses are available