U.C. Loc. S-8012 [Los Perdices Shale] (Miocene of Colombia)

Where: Colombia (11.0° N, 75.0° W: paleocoordinates 9.9° N, 71.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Los Perdices Shale Formation, Early/Lower Miocene (23.0 - 16.0 Ma)

• STRATIGRAPHIC RELATIONS: From Los Perdices Shale, which regionally underlies the Tuberá Gp (Early-Late Miocene) and overlies the "Poso Series" (Oligocene). AGE: Early Miocene in text; same in Anderson (1929). STRATIGRAPHIC POSITION: From unknown position within formation.

• bed-level stratigraphic resolution

Environment/lithology: marine; poorly lithified shale

• SPECIFIC LITHOLOGY: Shale. LITHIFICATION: Poorly-lithified, on the basis of figured specimens.

Size class: macrofossils

Collected by Anderson; reposited in the CAS

Collection methods: surface (in situ),

• COLLECTOR: F. Anderson, c. 1920's. REPOSITORY: California Academy of Sciences (CAS).

Primary reference: R. L. Gertman. 1969. Cenozoic Typhinae (Mollusca: Gastropoda) of the Western Atlantic region. Tulane Studies in Geology and Paleontology 7(4):143-192 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 92694: authorized by Austin Hendy, entered by Austin Hendy on 24.11.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to taxa described in text. NOMENCLATURE: Authoritative publication, with modern nomenclature, and species-resolution identifications.
 Neogastropoda - Muricidae
Typhis (Talityphis) precursor n. sp. Keen and Campbell 1964 murex snail
Siphonochelus (Laevityphis) schencki n. sp. Keen and Campbell 1964 murex snail
 Tonnoidea - Personidae
Distorsio clathrata Lamarck 1816 snail