Cerro Cazador, horizon F (Cretaceous to of Chile)

Where: Chile (51.2° S, 72.4° W: paleocoordinates 56.0° S, 54.4° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Coniacian to Coniacian (89.8 - 83.6 Ma)

• STRATIGRAPHIC RELATIONS: From unknown lithostratigraphic unit. AGE: Suggested to be Senonian in text. Revised to the Coniacian-Santonian by enterer on the basis of more recent occurrences of listed taxa and likely ages of other described collections. STRATIGRAPHIC POSITION: From horizon "f".

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

• ENVIRONMENT: Not stated in text.
• SPECIFIC LITHOLOGY: Unknown lithology. LITHIFICATION: Lithified, on the basis of figured specimens.

Size class: macrofossils

Preservation: cast, mold/impression

Collection methods: COLLECTOR: Unknown. REPOSITORY: Unknown.

Primary reference: W. J. Paulcke. 1907. Die Cephalopoden der oberen Kreide Südpatagoniens. Berichte der Naturforschenden Gesellschaft zu Freiburg im Breisgau 15:1-82 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 83690: authorized by Austin Hendy, entered by Austin Hendy on 26.08.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Possibly not exhaustive, but representative of common forms. NOMENCLATURE: Authoritative publication, but antiquated and nomenclature reflects this. Nomenclature updated by more recent opinions.
Cephalopoda
 Ammonitida - Kossmaticeratidae
"Holcodiscus theobaldianus" = Kossmaticeras (Kossmaticeras) theobaldianum
"Holcodiscus theobaldianus" = Kossmaticeras (Kossmaticeras) theobaldianum Stolickza 1865 ammonite
 Ammonitida - Tetragonitidae
"Lytoceras (Gaudryceras) varagurense" = Gaudryceras varagurense, "Lytoceras (Tetragonites) epigonum" = Epigoniceras epigonum, Lytoceras (Tetragonites) kingianum
"Lytoceras (Gaudryceras) varagurense" = Gaudryceras varagurense Kossmat 1895 ammonite
SUBSPECIES: patagonicum
"Lytoceras (Tetragonites) epigonum" = Epigoniceras epigonum Kossmat 1895 ammonite
Lytoceras (Tetragonites) kingianum Kossmat 1895 ammonite
SUBSPECIES: involutior
 Ammonitida - Placenticeratidae
"Hoplites plasticus" = Hoplitoplacenticeras (Hoplitoplacenticeras) plasticum Paulcke 1907 ammonite
SUBSPECIES hauthali, crassus, costatus, semicostatus, laevis
 Ammonitida - Baculitidae
Baculites cf. anceps Lamarck 1822 ammonite
 Ammonitida - Hamitidae
Hamites sp. Parkinson 1811 ammonite
 Phylloceratida - Phylloceratidae
"Phylloceras nera" = Hypophylloceras (Neophylloceras) nera Forbes 1846 ammonite