Onzole Formation (unspecified localities): Early/Lower Pliocene, Ecuador
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
- Naticidae
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Polinices stanislasmeunieri
Maury 1917
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Gastropoda
- Neogastropoda
- Cancellariidae
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Charcolleria terryi
(Olsson 1942)
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| recombined as Massyla terryi | |||||||
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Gastropoda
- Neogastropoda
- Harpidae
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Harpa crenata
Swainson 1822
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Gastropoda
- Strombidae
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Persististrombus granulatus
(Swainson 1822)
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Gastropoda
- Cypraeidae
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Pseudozonaria cathyae
Groves 1997
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Gastropoda
- Tonnidae
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Malea ringens
(Swainson 1822)
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Beu 2010 | ||||||
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Gastropoda
- Personidae
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Distorsio clathrata
(Lamarck 1816)
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Beu 2010 | ||||||
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Distorsio decussata
(Valenciennes 1832)
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Beu 2010 | ||||||
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Gastropoda
- Bursidae
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Crossata ventricosa
(Broderip 1833)
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Beu 2010 | ||||||
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Bursa rugosa
(Sowerby 1835)
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Beu 2010 | ||||||
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Gastropoda
- Cassidae
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Dalium ecuadorianum
(Olsson 1942)
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Beu 2010 | ||||||
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Semicassis centiquadrata
(Valenciennes 1832)
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Beu 2010 | ||||||
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Cassis altispira
Beu 2010
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Beu 2010 | ||||||
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Gastropoda
- Ranellidae
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Monoplex aquatilis
(Reeve 1844)
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Beu 2010 | ||||||
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Monoplex vestitus
(Hinds 1844)
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Beu 2010 | ||||||
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Monoplex wiegmanni
(Anton 1839)
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Beu 2010 | ||||||
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Monoplex amictus
(Reeve 1844)
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Beu 2010 | ||||||
| see common names | |||||||
Geography
| Country: | Ecuador | State/province: | Esmeraldas |
| Coordinates: | 1.0° North, 79.7° West (view map) | ||
| Paleocoordinates: | 0.7° North, 78.9° West | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | local area |
Time
| Period: | Neogene | Epoch: | Pliocene |
| Stage: | Zanclean | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Early/Lower Pliocene | ||
| Age range of interval: | 5.33300 - 3.60000 m.y. ago |
Stratigraphy
| Formation: | Onzole | ||||
| Stratigraphic resolution: | formation | ||||
| Stratigraphy comments: LITHOSTRATIGRAPHY: From the Onzole Fm, for which lithostratigraphic relationships are not discussed. AGE: Early Pliocene. STRATIGRAPHIC POSITION: Composite list for formation. | |||||
Lithology and environment
| Primary lithology: | not reported |
| Includes fossils? | Y |
| Lithology description: LITHOLOGY: Not reported in text. LITHIFICATION: Unknown. | |
| Environment: | coastal indet. |
| Geology comments: Facies relations, paleontologic data and regional geologic setting sugggest sediment accumulation in a basin situated oceanward of the Pliocene trench-slope break. | |
Taphonomy
| Modes of preservation: | body,original aragonite |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | some genera,some macrofossils |
| Collection methods: | surface (float),surface (in situ),survey of museum collection |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: COLLECTOR: Unknown. REPOSITORY: Not stated in text. | |
| Taxonomic list comments:COVERAGE: Limited to gastropods mentioned in text, bivalves not listed. NONENCLATURE: Authoritative publication, with modern nomenclature, and species-resolution identifications. | |
Metadata
| Database number: | 111211 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy |
| Modifier: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2011-06-21 05:52:35 | Last modified: | 2013-11-25 13:37:23 |
| Access level: | authorizer only | Released: | 2012-06-21 05:52:35 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 36423. | B. Landau and C. Marques da Silva. 2010. Early Pliocene gastropods of Cubagua, Venezuela: Taxonomy, palaeobiogeography and ecostratigraphy. Palaeontos 19:1-221 [A. Hendy/A. Hendy] |
Secondary references:
| 30037 | A. G. Beu. 2010. Neogene Tonnoidean Gastropods of Tropical and South America; contributions to the Dominican Republic and Panama Paleontology Projects and Uplift of the Central American Isthmus. Bulletins of American Paleontology (377-378)1-550 [A. Hendy/A. Hendy/A. Hendy] |