Ophiuroidea, Nasilow, Phosphatic layer, horizon Z: Late/Upper Maastrichtian - Danian, Poland
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Asteroidea
- Paxillosida
- Astropectinidae
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Astropectinidae indet.
Gray 1840
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13 specimens | |||||||||
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Asteroidea
- Valvatida
- Goniasteridae
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Chomataster ? acules
Spencer 1913
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2 specimens | |||||||||
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Teichaster sp.
Spencer 1913
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9 specimens | |||||||||
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Ophiuroidea
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Ophiuroidea indet.
Gray 1840
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79 elements | |||||||||
| mainly isolated vertebrae | ||||||||||
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Ophiuroidea
- Ophiurida
- Ophiopyrgidae
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Ophiura hagenowi
Rasmussen 1950
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30 elements | |||||||||
| recombined as Stegophiura hagenowi | ||||||||||
| 1 arm fragment, 18 vertebrae, 11 lateral shields | ||||||||||
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Ophiuroidea
- Ophiurida
- Ophiosphalmidae
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Ophiomusium subcylindricum
(von Hagenow 1840)
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10 elements | |||||||||
| synonym of Ophiomusium granulosum | ||||||||||
| 10 lateral shields | ||||||||||
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Ophiomusium danicum
Nielsen 1926
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6 elements | |||||||||
| synonym of Ophiomusium granulosum | ||||||||||
| 6 lateral shields | ||||||||||
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Ophiuroidea
- Euryalida
- Euryalidae
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? Asteronyx ornatus
Rasmussen 1950
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4 elements | |||||||||
| recombined as Trichaster ornatus | ||||||||||
| 4 lateral shields | ||||||||||
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Crinoidea
- Isocrinida
- Pentacrinitidae
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Pentacrinus sp.
Miller 1821
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| nomen vanum belonging to Pentacrinites | ||||||||||
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Crinoidea
- Comatulida
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Comatulida indet.
Clark 1908
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1 specimen | |||||||||
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Crinoidea
- Comatulida
- Bourgueticrinidae
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Bourgueticrinus sp.
Orbigny 1840
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| see common names | ||||||||||
Geography
| Country: | Poland |
| Coordinates: | 51.3° North, 22.0° East (view map) |
| Paleocoordinates: | 44.2° North, 18.4° East |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | small collection |
Time
| Key time interval: | Late/Upper Maastrichtian - Danian |
| Age range of interval: | 72.10000 - 61.60000 m.y. ago |
Stratigraphy
| Member: | Phosphatic layer |
| Stratigraphic resolution: | member |
Lithology and environment
| Primary lithology: | phosphatic poorly lithified "limestone" |
| Includes fossils? | Y |
| Environment: | offshore indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | mesofossils |
| Preservation of anatomical detail: | good |
| Disassociated major elements: | some |
| Disassociated minor elements: | many |
| Temporal resolution: | time-averaged |
Collection methods and comments
| Collection methods: | sieve,field collection |
| Collection size: | 147 specimens |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 64008 | ||
| Authorizer: | L. Villier | Enterer: | L. Villier | Research group: | marine invertebrate |
| Created: | 2006-08-29 07:33:31 | Last modified: | 2006-08-29 10:33:31 |
| Access level: | the public | Released: | 2006-08-29 07:33:29 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 17815. | T. Maryanska and E. Popiel-Barczyk. 1969. On the Remains of Ophiuroidea from the Uppermost Maastrichtian and Danian Deposits at Nasilòw near Pulawy, Poland. Prace Muzeum Ziemi 14:131-139 [L. Villier/L. Villier] |