Gachalá-Ubalá, Cundinamarca: Late Berriasian - Early Valanginian, Colombia
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Ammonitida
- Neocomitidae
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Berriasella sp.
Uhlig 1905
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Sarasinella hondana n. sp.
Haas 1960
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Cephalopoda
- Ammonitida
- Oosterellidae
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| see common names | |||||||
Geography
| Country: | Colombia |
| Coordinates: | 5.0° North, 74.2° West (view map) |
| Paleocoordinates: | 1.8° South, 33.6° West (Wright 2013) |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | local area |
Time
| Period: | Cretaceous | Epoch: | Early Cretaceous |
| Stage: | Berriasian - Valanginian | 10 m.y. bin: | Cretaceous 1 |
| Key time interval: | Late Berriasian - Early Valanginian | ||
| Age range of interval: | 139.1 - 132.6 m.y. ago |
Stratigraphy
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: STRATIGRAPHIC RELATIONS: From unknown lithostratigraphic unit. AGE: Late Berriasian-Early Valanginian. STRATIGRAPHIC POSITION: From unknown position within local area. | |||||
Lithology and environment
| Primary lithology: | lithified not reported |
| Includes fossils? | Y |
| Lithology description: SPECIFIC LITHOLOGY: Not stated in text. LITHIFICATION: Lithified, on the basis of figured specimens. | |
| Environment: | marine indet. |
| Geology comments: ENVIRONMENT: Not stated in text. Shallow marine. | |
Taphonomy
| Modes of preservation: | cast,mold/impression |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | surface (in situ),field collection |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: COLLECTOR: Unknown. REPOSTORY: Facultad Nacional de Minas of Medllin, Colombia. | |
| Taxonomic list comments:COVERAGE: Probably not exhaustive, but representative of ammonoids. NOMENCLATURE: Authoritative publication with fairly modern nomenclature and species-resolution identifications. | |
Metadata
| Database number: | 83878 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy |
| Modifier: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2008-09-06 21:23:31 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2008-09-06 21:23:31 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 28105. | O. Haas. 1960. Lower Cretaceous ammonites from Colombia, South America. American Museum Novitates 2005:1-62 [A. Hendy/A. Hendy] |