Marsjö trilobites (gray limestone): Kunda, Sweden
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Agnostida
- Metagnostidae
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Trinodus cf. glabratus
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1 specimen | ||||||
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Trilobita
- Corynexochida
- Illaenidae
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Illaenus esmarcki
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10 specimens | ||||||
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Trilobita
- Phacopida
- Pliomeridae
|
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Pliomera fischeri
(Eichwald 1825)
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2 specimens | ||||||
| recombined as Pliomera fisheri | |||||||
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Trilobita
- Trinucleida
- Raphiophoridae
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Ampyx nasutus
(Dalman 1827)
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9 specimens | ||||||
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Trilobita
- Asaphida
- Asaphidae
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Niobe frontalis
(Dalman 1827)
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2 specimens | ||||||
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Asaphus raniceps
Dalman 1827
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14 specimens | ||||||
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Megalaspis heros
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1 specimen | ||||||
| replaced by Megistaspis | |||||||
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Megalaspis rudis
Angelin 1854
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1 specimen | ||||||
| replaced by Megistaspis | |||||||
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Megalaspis extenuata
(Wahlenberg 1821)
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1 specimen | ||||||
| recombined as Megistaspis (Megistaspidella) extenuata | |||||||
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Ptychopyge sp.
Angelin 1854
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3 specimens | ||||||
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Trilobita
- Lichida
- Lichidae
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Lichas celorrhin
Angelin 1854
|
5 specimens | ||||||
| recombined as Metopolichas celorrhin | |||||||
| see common names | |||||||
Geography
| Country: | Sweden | County: | Öland Island |
| Coordinates: | 57.0° North, 16.9° East (view map) | ||
| Paleocoordinates: | 38.5° South, 8.3° West | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | outcrop |
Time
| Period: | Ordovician | Epoch: | Middle Ordovician |
| 10 m.y. bin: | Ordovician 2-3 | ||
| Key time interval: | Kunda | ||
| Age range of interval: | 467.10000 - 462.90000 m.y. ago |
Stratigraphy
| Formation: | Holen | ||||
| Stratigraphy comments: Age and stratigraphy based on Nordlund 1989 (GFF 111:64-94) and Struresson 1986 (GFF 108:331-348). |
Lithology and environment
| Primary lithology: | gray lithified "limestone" |
| Lithology description: non-glauconitic | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 188221 | ||
| Authorizer: | M. Hopkins | Enterer: | M. Hopkins | Research group: | marine invertebrate |
| Created: | 2017-08-25 17:16:47 | Last modified: | 2017-08-25 17:16:47 |
| Access level: | the public | Released: | 2017-08-25 17:16:47 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 63131. | B. Bohlin. 1949. The Asaphus Limestone in northernmost Öland. Bulletin of the Geological Institution of the University of Uppsala 33:529-570 [M. Hopkins/M. Hopkins] |