Glyptotherium cylindricum Brown 1912 (glyptodon)

Mammalia - Cingulata - Glyptodontidae

Alternative combination: Brachyostracon cylindricus

Synonyms: Boreostracon floridanus Simpson 1929, Brachyostracon mexicanus Cuataparo and Ramirez 1875, Glyptodon mexicano Cuataparo and Ramirez 1875, Glyptotherium floridanum Simpson 1929, Glyptotherium mexicanum Cuataparo and Ramirez 1875

Full reference: B. Brown. 1912. Brachyostracon, a new genus of glyptodonts from Mexico. Bulletin of the American Museum of Natural History 31(17):167-177

Belongs to Glyptotherium according to F. Cuadrelli et al. 2023

See also Albright et al. 2019, Brown 1912, Carrano 2025, Carranza-Castaneda and Miller 1987, Gillette and Ray 1981, Hay 1930, Kurten and Anderson 1980, Marshall et al. 1979, McDonald and Naples 2007, Mead et al. 2007 and Zurita et al. 2018

Sister taxon: Glyptotherium texanum

Type specimens:

  • Glyptotherium cylindricum: AMNH 15548, a partial skeleton (complete carapace, cephalic plates, atlas, hyoids, several ribs, a chevron and 20 separate teeth)
  • Glyptotherium floridanum: AMNH 23547, an osteoderm. Its type locality is Seminole Field, which is in a Pleistocene fluvial sandstone in Florida.
  • Glyptotherium mexicanum: IGM 4006, an osteoderm.

Ecology: ground dwelling omnivore

Distribution:

• Quaternary of Brazil (2 collections), Guatemala (2), Honduras (2), Mexico (14), United States (10: Florida, Louisiana, South Carolina, Texas), Venezuela (5)

Total: 35 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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