Issafen: Atdabanian, Morocco
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Trilobita
- Redlichiida
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Neltneria termieri
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Neltneria jacqueti
(Neltner and Poctey 1949)
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Bondonella sdzuyi n. sp.
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Bondonella typica
Hupé 1953
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Trilobita
- Redlichiida
- Holmiidae
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? Kjerulfia sp.
Kiaer 1917
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Iyouella contracta n. gen., n. sp.
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Andalusiana cornuta
Sdzuy 1961
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Cambropallas telesto
Geyer 1993
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? Holmia sp.
Matthew 1890
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| see common names | |||||||
Geography
| Country: | Morocco |
| Coordinates: | 31.2° North, 7.9° West (view map) |
| Paleocoordinates: | 62.4° South, 113.2° East |
| Basis of coordinate: | based on political unit |
| Geographic resolution: | local area |
Time
| Period: | Cambrian | Epoch: | Series 2 |
| Stage: | Stage 3 | 10 m.y. bin: | Cambrian 2 |
| *Period: | Early/Lower Cambrian | *Epoch: | Caerfai |
| *International age/stage: | Atdabanian | *Local age/stage: | Banian |
| Key time interval: | Atdabanian | Trilobite zone: | Antatlasia guttapluviae - Sectigena |
| Age range of interval: | 521 - 515.6 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Issafen |
| Stratigraphic resolution: | formation |
Lithology and environment
| Primary lithology: | not reported |
| Lithology description: Unable to determine lithology | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection,survey of museum collection |
| Collection size: | 20 specimens |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: Collection contains unfigured specimens from Hupe's 1959 thesis found in storage at the University of Rennes, replicas of additional unpublished material collected by Hupe, and specimens collected by G. Choubert, K. Sdzuy, and G. Geyer. | |
Metadata
| Also known as: | Issafen Formation, Morocco - Geyer and Palmer 1995 | ||
| Database number: | 8974 | ||
| Authorizer: | M. Patzkowsky, J. Alroy | Enterer: | P. Borkow, J. Alroy |
| Modifier: | P. Wagner | Research group: | marine invertebrate |
| Created: | 2000-09-10 11:45:40 | Last modified: | 2019-09-18 22:36:35 |
| Access level: | the public | Released: | 2000-09-10 11:45:40 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 752. | G. Geyer and A. R. Palmer. 1995. Neltneriidae and Holmiidae (Trilobita) from Morocco and the problem of Early Cambrian intercontinental correlation. Journal of Paleontology 69(3):459-474 [M. Patzkowsky/P. Borkow/J. Alroy] |