El Abra (Cretaceous of Argentina) (Cretaceous to of Argentina)

Also known as Locality 21a of de Broin and de la Fuente (1993(

Where: Río Negro, Argentina (40.7° S, 67.2° W: paleocoordinates 43.5° S, 53.0° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Middle Member (Allen Formation), Late/Upper Campanian to Late/Upper Campanian (83.5 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lacustrine; lithology not reported

Size class: macrofossils

Reposited in the MACN

Primary reference: F. de Broin and M. de la Fuente. 1993. Les tortues fossiles d'Argentine: synthese [The fossil turtles of Argentina: synthesis]. Annales de Paléontologie (Invertebrés-Vertebrés) 79(3):169-232 [R. Benson/R. Benson/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 185025: authorized by Evangelos Vlachos, entered by Evangelos Vlachos on 06.04.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Testudines - Chelidae
Chelidae indet. Gray 1825 sideneck turtle
close to Chelus or possibly to Meiolanidae
 Testudinata -
Meiolaniformes indet. Sterli and de la Fuente 2013 turtle
Other specimens from El Abra (MACN-RN 522, left bridge peripheral ?5; MACN-RN 706, left bridge peripheral ?3; MACN-RN 959: neural bone) are, however, assigned here to Meiolaniformes