List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Dictiophyllidites informal tripodioides
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3 specimens | ||||||
Inaperturapollenites (informal scabratus) informal 50um
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14 specimens | ||||||
Inaperturapollenites (informal scabratus) informal 50umthickwall
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2 specimens | ||||||
Rugulatriletes informal crassorugulatus
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1 specimen | ||||||
Psilatriletes informal betweentwentyfiveandfifty
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163 specimens | ||||||
Psilatriletes informal morethanfifty
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5 specimens | ||||||
Psilatriletes informal twentyfive
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52 specimens | ||||||
Polypodiopsida
- Gleicheniaceae
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Gleicheniidites senonicus
Ross 1949
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4 specimens | ||||||
Polypodiopsida
- Schizaeales
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Appendicisporites cf. dentimarginatus
Brenner 1963
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1 specimen | ||||||
Polypodiopsida
- Schizaeales
- Schizaeaceae
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Klukisporites foveolatus
Pocock 1965
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1 specimen | ||||||
Angiospermae
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Retimonocolpites informal ellipticus
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1 specimen | ||||||
Afropollis jardinus
Doyle et al. 1982
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1 specimen | ||||||
Coniferales
- Podocarpaceae
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Callialasporites dampieri
(Balme 1957)
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3 specimens | ||||||
original and current combination Zonallapollenites dampieri | |||||||
Equisetopsida
- Araucariaceae
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Araucariacites australis
Cookson 1947
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4 specimens | ||||||
Equisetopsida
- Cheirolepidiaceae
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Classopollis cf. intrareticulatus
Volkheimer 1972
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8 specimens | ||||||
Cycadopsida
- Cycadales
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Eucommiidites informal psilatus
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2 specimens | ||||||
unclassified
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Concavissimisporites (informal irregularis) kyrtomatus
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1 specimen | ||||||
see common names |
Geography
Country: | Colombia | State/province: | Huila |
Coordinates: | 2.6° North, 75.5° West (view map) | ||
Paleocoordinates: | 1.0° South, 45.3° West | ||
Basis of coordinate: | stated in text |
Lithology and environment
Primary lithology: | lithified "shale" |
Secondary lithology: | planar lamination,gray lithified sandstone |
Lithology description: The overlying Ocal Formation is composed of intercalated shales and sands that accumulated in fluvial channels, coastal and interior floodplains, low energy bays, and distal bay deposits ( Ramon and Fajardo, 2004). | |
Environment: | interdistributary bay |
Geology comments: The overlying Ocal Formation is composed of intercalated shales and sands that accumulated in fluvial channels, coastal and interior floodplains, low energy bays, and distal bay deposits ( Ramon and Fajardo, 2004). |
Taphonomy
Modes of preservation: | soft parts,original sporopollenin |
Size of fossils: | microfossils |
Collection methods and comments
Collection methods: | core,hydrochloric,hydroflouric |
Reason for describing collection: | biostratigraphic analysis |
Metadata
Database number: | 139378 | ||
Authorizer: | C. Jaramillo | Enterer: | G. Doria | Research group: | paleobotany |
Created: | 2013-02-11 12:30:52 | Last modified: | 2013-02-10 19:30:52 |
Access level: | the public | Released: | 2013-02-11 12:30:52 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
44814. | P. J. Mejia-Velazquez, D. L. Dilcher, C. A. Jaramillo, L. B. Fortini, and S. R. Manchester. 2012. Palynological composition of a Lower Cretaceous South American tropical sequence: Climatic implications and diversity comparisons with other latitudes. American Journal of Botany 99:1819-1827 [C. Jaramillo/G. Doria/A. Cárdenas] |