Cerro de los Leones, level 1 (Cretaceous of Argentina)

Where: Neuquén, Argentina (39.6° S, 69.4° W: paleocoordinates 43.7° S, 39.4° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Cullín Grande Member (Lohan Cura Formation), Early/Lower Albian (112.0 - 109.0 Ma)

• The Cullín Grande Member is the upper part of the Lohan Cura Formation

• group of beds-level stratigraphic resolution

Environment/lithology: "floodplain"; bioturbated, fine-grained, quartzose sandstone

• "The sedimentary sequence of the Lohan Cura Formation was developed in a retro-arc foreland stage that began in the Early Albian as the result of Gondwanan break-up" "Thick sequence of meandering fluvial deposits...levels 1 corresponds to ephemeral floods and shallow water bodies"
• Quartzitic, fine-grained sandstone

Size classes: macrofossils, mesofossils

Preservation: cast

Collected by J. F. Bonaparte in 1997-2004

Collection methods: quarrying, mechanical, sieve,

Primary reference: A. G. Martinelli, A. C. Garrido, A. M. Forasiepi, E. R. Paz, and Y. Gurovich. 2007. Notes on fossil remains from the Early Cretaceous Lohan Cura Formation, Neuquén Province, Argentina. Gondwana Research 11:537-552 [R. Butler/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 92234: authorized by Richard Butler, entered by Richard Butler on 04.11.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Polypodiopsida
 Equisetales - Equisetidae
cf. Equisetales indet. Dumortier 1829
Reptilia
 Theropoda -
Theropoda indet. Marsh 1881 theropod
 Saurischia -
Sauropoda indet. Marsh 1878 sauropod
Isolated teeth
 Pterosauria -
? Pterosauria indet. Kaup 1834 pterosaur
MCF-PVPH-741, 743, isolated teeth
 Testudines -
Testudines indet. Batsch 1788 turtle
Gastropoda
 Heterostropha - Physidae
Bivalvia
  -
Bivalvia indet. Linnaeus 1758 clam
 Cardiida - Corbiculidae