SH14 - El Salado Sur (Cretaceous of Argentina)

Where: Neuquen, Argentina (38.3° S, 70.1° W: paleocoordinates 37.8° S, 33.9° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Hoplitocrioceras gentilii ammonoid zone, Lower Agrio Member (Agrio Formation), Early/Lower Hauterivian (136.4 - 130.0 Ma)

• From SH14 (0.25 m thick). From Hoplitocrioceras gentilii subzone, Lower Agrio Member, Agrio Formation, early Hauterivian. KEY TO BED NUMBERING: Stratigraphic heights not given on stratigraphic column in Figure 2, but were calculated based on the scale given in same figure. Base of section corresponds to 0 m.

• bed-level stratigraphic resolution

Environment/lithology: marine; poorly lithified, shelly/skeletal siltstone

• Very shelly siltstone.

Size class: macrofossils

Collection methods: quarrying,

• Material described in this paper are stored in the palaeontological collections of the University of Buenos Aires (CPBA), the Natural Sciences Museum of La Plata (MLP), and the Geological Survey, Buenos Aires (SGN).

Primary reference: M. B. Aguirre-Urreta and P. F. Rawson. 2001. Lower Cretaceous ammonites from the Neuquen Basin, Argentina: the Hauterivian neocomitid genus Hoplitocrioceras (Giovine, 1950). Cretaceous Research 22:201-218 [A. Miller/A. Hendy/M. Clapham]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 50580: authorized by Austin Hendy, entered by Austin Hendy on 17.05.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

• List doesn't appear to be exhaustive for each horizon. Ammonite nomenclature should be solid given paper is a taxonomic revision of Hoplitocerioceras.
Cephalopoda
 Ammonitida - Neocomitidae
Hoplitocrioceras cf. gentilii Giovine 1950 ammonite
Bivalvia
 Arcida - Cucullaeidae
Cucullaea sp. Lamarck 1801 clam
 Ostreida - Pinnidae
Pinna sp. Linnaeus 1758 oyster