Boreostemma Stratigrphic level L - Fish Bed (Miocene of Colombia)

Also known as Boreostemma Fish Bed

Where: Huila, Colombia (3.2° N, 75.1° W: paleocoordinates 2.6° N, 72.6° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Baraya Member (Villavieja Formation), Laventan (13.8 - 11.8 Ma)

• Fish Beds - Green claystone and mudstone is characterized by enormous quantities of disarticulated fish remains

Environment/lithology: terrestrial; siltstone

• The Fish Bed appears to be a lake or swamp deposit...at least 10 km in diameter

Size classes: macrofossils, mesofossils, microfossils

Primary reference: A. E. Zurita, L. R. González Ruiz, A. J. Gómez-Cruz and J. E. Arenas-Mosquera. 2013. The most complete known Neogene Glyptodontidae (Mammalia, Xenarthra, Cingulata) from northern South America: taxonomic, paleobiogeographic, and phylogenetic implications. Journal of Vertebrate Paleontology 33(3):696-708 [C. Jaramillo/M. Vallejo/A. Cardenas ]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 188261: authorized by Andrés Cardenas, entered by Laura Mora-Rojas on 26.08.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Xenarthra - Glyptodontidae
Boreostemma acostae Villarroel 1983 glyptodon
Specimens N° IGM p183935 (six osteoderms and other indeterminate remains), IGM p184197, IGM p184094, IGM p184088, IGM p183801