Lancelin No. 1 [Lancelin beds]: Maastrichtian, Australia
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Ammonitida
- Kossmaticeratidae
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Grossouvrites gemmatus
(Huppe 1854)
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Bivalvia
- Myalinida
- Inoceramidae
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Inoceramus sp.
Sowerby 1814
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| see common names | |||||||
Geography
| Country: | Australia | State/province: | Western Australia |
| Coordinates: | 31.2° South, 115.4° East (view map) | ||
| Paleocoordinates: | 58.4° South, 101.2° East | ||
| Basis of coordinate: | stated in text | ||
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
| Key time interval: | Maastrichtian | ||
| Age range of interval: | 72.10000 - 66.00000 m.y. ago |
Stratigraphy
| Formation: | Lancelin | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: STRATIGRAPHIC RELATIONS: From the Lancelin beds, which can be correlated with the Miria Fm in regional outcrop sections. AGE: Maastrichtian, on the basis of microfossil (foram, dinoflagellate, nannoplankton) biostratigraphy. STRATIGRAPHIC POSITION: From 30.75 m and other neighboring beds below surface. | |||||
Lithology and environment
| Primary lithology: | bioturbation,glauconitic,green lithified calcareous sandstone |
| Includes fossils? | Y |
| Lithology description: SPECIFIC LITHOLOGY: Light-dark olive green, glauconitic calcarenite, which is often highly bioturbated. LITHIFICATION: Lithified, on the basis of figured specimens. | |
| Environment: | marine indet. |
| Geology comments: ENVIRONMENT: Not specifically stated in text, but apparently a marine siliciclastic setting | |
Taphonomy
| Modes of preservation: | body,cast,mold/impression |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | core,field collection |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: COLLECTOR: State Energy Commission of Western Australia. REPOSITORY: UWA (University of Western Australia). | |
| Taxonomic list comments:COVERAGE: Exhaustive for ammonoidea and inoceramidae. Other macrofossils not stated to be present. NOMENCLATURE: Authoritative publication, with modern nomenclature and species-resolution identifications where possible. | |
Metadata
| Database number: | 83759 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2008-08-29 22:02:53 | Last modified: | 2013-11-25 13:37:23 |
| Access level: | the public | Released: | 2008-08-29 22:02:53 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 28081. | K. J. McNamara, J. P. Rexilius, N. G. Marshall and R. A. Henderson. 1988. The first record of a Maastrichtian ammonite the Perth Basin, Western Australia, and its biostratigraphical significance. Alcheringa 12:163-168 [A. Hendy/A. Hendy] |