Island Cliff Farm-Small Mesa: Oligocene, New Zealand
collected by R. E. Fordyce, A. Grenbneff, B. V. N Black, H. Ichishima, J. Daniels, C. M. Jenkins, G. B. McMurtrie, G. Curline, and S. Rust 1994 - 1995
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Chondrichthyes
- Lamniformes
- Otodontidae
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Carcharodon angustidens
(Agassiz 1835)
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| recombined as Otodus (Carcharocles) angustidens | |||||||
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Bivalvia
- Pectinida
- Pectinidae
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Lentipecten hochstetteri
Zittel 1864
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Ostracoda
- Podocopida
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Cytheralison amiesi
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Globigerinidae
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Globoquadrina dehiscens
(Chapman et al. 1934)
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Globigerina euapertuna
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| see common names | |||||||
Geography
| Country: | New Zealand | State/province: | North Otago | County: | Tokarahi |
| Coordinates: | 45.0° South, 171.0° East (view map) | ||||
| Paleocoordinates: | 51.5° South, 173.7° West | ||||
| Basis of coordinate: | stated in text | ||||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | Epoch: | Oligocene |
| 10 m.y. bin: | Cenozoic 4 | ||
| Key time interval: | Oligocene | ||
| Age range of interval: | 33.90000 - 23.03000 m.y. ago |
Stratigraphy
| Formation: | Otekaike | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: The shake-bearing horizon is 9.9 m above the locally-exposed base of the Kokoamu Greensand. The total sequence at the site is approx. 25 m thick. | |||||
Lithology and environment
| Primary lithology: | current ripples,very fine,glauconitic,shelly/skeletal,green calcareous sandstone |
| Includes fossils? | Y |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body,original phosphate,replaced with phosphate,replaced with other |
| Degree of concentration: | dispersed |
| Size of fossils: | macrofossils |
| Spatial orientation: | preferred |
| Preservation of anatomical detail: | medium |
Collection methods and comments
| Collection excludes: | some macrofossils,some microfossils | ||
| Collection methods: | selective quarrying,mechanical | ||
| Collection size: | 1 specimens | ||
| Reason for describing collection: | taxonomic analysis | ||
| Museum repositories: | OU | ||
| Collectors: | R. E. Fordyce, A. Grenbneff, B. V. N Black, H. Ichishima, J. Daniels, C. M. Jenkins, G. B. McMurtrie, G. Curline, and S. Rust | Collection dates: | 9 Feburary 1994 and 4-6 January 1995 |
| Collection method comments: Repository: Otago Department of Geology paleontology collections (OU 22261) | |||
| Taxonomic list comments:The site has produced a diverse marine vertebrate fauna including other neoselachian sharks, teleost fishes, penguins, and cetaceans. | |||
Metadata
| Database number: | 134376 | ||
| Authorizer: | S. Peters | Enterer: | S. McMullen | Research group: | freshwater,vertebrate |
| Created: | 2012-10-08 11:13:22 | Last modified: | 2012-10-07 19:13:22 |
| Access level: | the public | Released: | 2012-10-08 11:13:22 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 43210. | M. D. Gottfried and R. E. Fordyce. 2001. An Associated Specimen of Carcharodon angustidens (Chondrichthyes, Lamnidae) from the Late Oligocene of New Zealand, with Comments on Carcharodon Interrelationships. Journal of Vertebrate Paleontology 21(4):730-739 [S. Peters/S. McMullen] |