Barda Alarcón (Cretaceous of Argentina)

Also known as Alarcón Ridge, Rîo Limay

Where: Neuquén, Argentina (39.5° S, 69.2° W: paleocoordinates 46.6° S, 45.5° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Candeleros Formation (Neuquén Group), Early/Lower Cenomanian (99.6 - 93.5 Ma)

• presumed stratigraphic origin

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; fine-grained, quartzose, yellow sandstone

• matrix is a fine-grained yellow sandstone, rich in quartz

Size class: macrofossils

Collected by H. Zapalowicz in 1889

Primary reference: Anonymous. 1890. Der Secretär legt ferner einen vorläufigen Reisebericht des k. k. Hauptmann-Auditors Dr. Hugo Zapalowicz [The Secretary also submitted a preliminary report of the trip of Head Auditor Dr Hugo Zapalowicz]. Anzeiger der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Maturwissenschaftliche Classe 26(1):200 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 51943: authorized by Matthew Carrano, entered by Matthew Carrano on 06.07.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Saurischia - Rebbachisauridae
Nopcsaspondylus alarconensis n. gen. n. sp. Apesteguía 2007 Nopcsa vertebra
vertebra (now lost)