La Flecha ranch (Cretaceous of Argentina)

Also known as La Flecha farm

Where: Chubut, Argentina (43.8° S, 68.6° W: paleocoordinates 50.9° S, 42.9° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Cerro Castaño Member (Cerro Barcino Formation), Late/Upper Albian (105.3 - 99.6 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: "floodplain"; muddy sandstone and sandy mudstone

• fluvial floodplain with recurrent episodes of flooding
• interbedded muddy sandstones and sandy mudstones, with thin intercalations of fine-grained sandstone bodies

Size class: macrofossils

Collected in 2012-2015

Primary reference: J. L. Carballido, D. Pol, A. Otero, I. A. Cerda, L. Salgado, A. C. Garrido, J. Ramezani, N. R. Cúneo, and J. M. Krause. 2017. A new giant titanosaur sheds light on body mass evolution among sauropod dinosaurs. Proceedings of the Royal Society of London B 284:20171219:1-10 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 187736: authorized by Philip Mannion, entered by Philip Mannion on 09.08.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Saurischia -
Patagotitan mayorum n. gen. n. sp. Carballido et al. 2017 sauropod
MPEF-PV 3400 - holotype; paratypes: MPEF-PV 3372, 3375, 3391-3399
Theropoda indet. Marsh 1881 theropod
57 teeth