Arroyo Mármol (Cretaceous of Argentina)

Where: Entre Ríos, Argentina (32.1° S, 58.5° W: paleocoordinates 38.4° S, 30.0° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Puerto Yeruá Formation, Cretaceous (145.0 - 66.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: wet floodplain; lithified, conglomeratic sandstone and lithified, ferruginous, gray, red, calcareous sandstone

• humid environment with seasonal rainfall (translated)
• gray sands, medium-thick, well silicified, partly conglomeratic, whitish and reddish color thanks to the presence of iron oxides and frequently calcareous cement (translated)

Size class: macrofossils

Collection methods: surface (float),

Primary reference: S. de Valais, S. Apesteguía, and D. Udrizar Sauthier. 2003. Nuevas evidencias de dinosaurios de la Formación Puerto Yeruá (Cretácico), provincia de Entre Ríos, Argentina [New evidence of dinosaurs from the Puerto Yeruá Formation (Cretaceous), Entre Ríos province, Argentina]. Ameghiniana 40(4):631-635 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 38074: authorized by Matthew Carrano, entered by Matthew Carrano on 09.04.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Saurischia - Faveoloolithidae
cf. Sphaerovum erbeni Mones 1980 sauropod