JM2: Valanginian, Morocco
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Nautilida
- Nautilidae
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Cymatoceras pseudoelegans
(d'Orbigny 1841)
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Cephalopoda
- Ammonitida
- Olcostephanidae
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ex gr. Olcostephanus sayni-subfilosus
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| originally entered as "Olcostephanus gr. sayni-subfilosus" | ||||||||||
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Olcostephanus atherstoni
(Sharpe 1856)
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Olcostephanus densicostatus
(Wegner 1909)
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Dobrodgeiceras ventrotuberculatum
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| synonym of Valanginites | ||||||||||
| originally entered as "Dobrogeiceras ventrotuberculatum" | ||||||||||
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aff. Dobrodgeiceras wilfridi
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| synonym of Valanginites | ||||||||||
| originally entered as "Dobrogeiceras aff. wilfridi" | ||||||||||
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Cephalopoda
- Ammonitida
- Neocomitidae
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aff. Karakaschiceras brandesi
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| originally entered as "Karakaschiceras aff. brandesi" | ||||||||||
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cf. Karakaschiceras biassalense
(Karakaschi 1889)
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| originally entered as "Karakaschiceras cf. biassalense" | ||||||||||
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ex gr. Kilianella superba
Sayn 1907
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| recombined as Luppovella (Luppovella) superba | ||||||||||
| originally entered as "Kilianella gr. superba" | ||||||||||
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aff. Teschenites pachydicranus
(Thieuloy 1977)
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| original and current combination Neocomites (Teschenites) pachydicranus | ||||||||||
| originally entered as "Teschenites aff. pachydicranus" | ||||||||||
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Neocomites teschenensis
(Uhlig 1902)
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| recombined as Neocomites (Eristavites) teschenensis | ||||||||||
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ex gr. Neocomites neocomiensis
(d'Orbigny 1841)
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| originally entered as "Neocomites gr. neocomiensis" | ||||||||||
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cf. Neohoploceras provinciale
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| originally entered as "Neohoploceras cf. provinciale" | ||||||||||
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Cephalopoda
- Ammonitida
- Bochianitidae
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Bochianites neocomiensis
(d'Orbigny 1842)
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| see common names | ||||||||||
Geography
| Country: | Morocco | State/province: | Western High Atlas |
| Coordinates: | 31.2° North, 7.9° West (view map) | ||
| Paleocoordinates: | 25.3° North, 2.6° West | ||
| Basis of coordinate: | based on political unit | ||
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Early/Lower Cretaceous |
| Stage: | Valanginian | 10 m.y. bin: | Cretaceous 1 | *Epoch: | Neocomian |
| Key time interval: | Valanginian | ||
| Age range of interval: | 139.80000 - 132.60000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Sidi Lhousseine |
| Local section: | Jbel Mradma |
| Stratigraphic resolution: | formation |
Lithology and environment
| Primary lithology: | lime mudstone |
Taphonomy
Collection methods and comments
| Collection excludes: | some macrofossils |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 2063 | ||
| Authorizer: | M. Patzkowsky | Enterer: | K. Layou |
| Modifier: | C. Visaggi | Research group: | marine invertebrate |
| Created: | 1999-06-21 08:49:04 | Last modified: | 2004-03-11 16:25:06 |
| Access level: | the public | Released: | 2000-11-20 13:53:14 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 57. | J. Rey, J. Canerot, B. Peybernes, K. Tal-Eddine, and J.-P. Thieuloy. 1988. Lithostratigraphy, biostratigraphy and sedimentary dynamics of the Lower Cretaceous deposits on the northern side of the western High Atlas (Morocco). Cretaceous Research 9(2):141-158 [M. Patzkowsky/K. Layou/A. Clement] |