STRI Loc. 470058 (Castilletes Fm) (Miocene of Colombia)

Also known as Patajau norte

Where: Guajira, Colombia (12.0° N, 71.3° W: paleocoordinates 11.2° N, 68.0° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Castilletes Formation, Burdigalian (20.4 - 16.0 Ma)

• A mean age of 16.2 Ma (range of 16.33 ± 0.11 Ma–16.07 ± 0.10 month year) is calculated

•for beds in the Patajau Valley near the base of the formation, on the basis of 87Sr/86Sr ratios (Moreno et al. 2015)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; sandstone

• Fossil turtles from these localities are found in claystones and occasionally in conglomeraticsandstones with abundant freshwater mollusks, mammals, fishes, and crocodiles

Size class: macrofossils

Collection methods: MUN, Museo de la Universidad del Norte, Barranquilla, Colombia, the repository of the specimens

Primary reference: J. F. Moreno, A. J. W. Hendy, L. Quiroz, N. Hoyos, D. S. Jones, V. Zapata, S. Zapata, G. A. Ballen, E. Cadena, A. L. Cardenas, J. D. Carrillo, J. D. Carrillo, D. Delgado-Sierra, J. Escobar, J. I. Martinez, C. Martinez, C. Montes, J. Moreno, N. Perez, R. Sanchez, C. Suarez and M. C. Valle. 2015. Revised stratigraphy of Neogene strata in the Cocinetas Basin, La Guajira, Colombia. Swiss Journal of Paleontology [C. Jaramillo/A. Cardenas /M. Vallejo]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 190377: authorized by Evangelos Vlachos, entered by Evangelos Vlachos on 06.12.2017, edited by Juan Carrillo

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Testudines - Panchelidae
Chelus colombiana1 sideneck turtle
MUN-STRI-dbid 37471, 37463
Chelus sp.1 Duméril 1806 sideneck turtle
MUN-STRI-dbid 37462, 37464, 37465, 37466, 37467, 37469, 37470, 37472, and 37473.
 Testudines - Podocnemidae
"Podocnemididae indet." = Podocnemidae1
"Podocnemididae indet." = Podocnemidae1 Cope 1868 sideneck turtle
Mammalia
 Ungulata - Astrapotheriidae
Hilarcotherium miyou n. sp.2 Carrillo et al. 2018 eutherian