Michigan Basin conodonts, locality 18: Aeronian, Wisconsin
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Conodonta
- Panderodontida
- Panderodontidae
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Panderodus spp.
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28 elements | ||||||
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Conodonta
- Prioniodontida
- Balognathidae
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Icriodella deflecta
Aldridge 1972
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30 elements | ||||||
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Conodonta
- Prioniodontida
- Distomodontidae
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Distomodus cf. kentuckyensis
Branson and Branson 1947
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4 elements | ||||||
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Conodonta
- Prioniodontida
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Oulodus spp.
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1 element | ||||||
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Conodonta
- Ozarkodinida
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Ozarkodina sp.
Branson and Mehl 1933
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24 elements | ||||||
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Conodonta
- Ozarkodinida
- Kockelellidae
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Kockelella manitoulinensis
(Pollock et al. 1970)
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22 elements | ||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Wisconsin |
| Coordinates: | 45.0° North, 83.8° West (view map) | ||
| Paleocoordinates: | 20.1° South, 51.0° West | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | outcrop |
Time
| Period: | Silurian | Epoch: | Llandovery |
| Stage: | Aeronian | 10 m.y. bin: | Silurian 1 |
| Key time interval: | Aeronian | ||
| Age range of interval: | 440.80000 - 438.50000 m.y. ago |
Stratigraphy
| Geological group: | Burnt Bluff | Formation: | Byron and Hendricks |
| Stratigraphic resolution: | group |
Lithology and environment
| Primary lithology: | bioturbation lithified lime mudstone |
| Secondary lithology: | shelly/skeletal lithified packstone |
| Environment: | carbonate indet. |
| Geology comments: Several lithologies described from the section, but sample position is not marked, therefore the exact environment from which fossils were collected could not be established | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | microfossils |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | bulk,chemical,acetic,sieve |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 180193 | ||
| Authorizer: | E. Jarochowska | Enterer: | E. Jarochowska, P. Nätscher |
| Modifier: | P. Nätscher | Research group: | marine invertebrate,micropaleontology,vertebrate |
| Created: | 2016-07-11 08:19:50 | Last modified: | 2016-07-12 07:13:08 |
| Access level: | group members | Released: | 2018-07-11 08:19:50 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 53347. | R. Watkins and J. J. Kuglitsch. 1997. Lower Silurian (Aeronian) megafaunal and conodont biofacies of the northwestern Michigan Basin. Canadian Journal of Earth Sciences 34(6):753-764 [P. Wagner/P. Wagner] |