Hammada du Guir: Early/Lower Cenomanian, Morocco
collected by Clariond 1948
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Dipnoi
- Ceratodontidae
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Ceratodus sp.
Agassiz 1838
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| two species | ||||||||||
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Reptilia
- Theropoda
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Megalosauridae indet.
(Fitzinger 1843)
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= Carcharodontosaurus sp.
Stromer 1931
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Taquet 2010 | |||||||||
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= Theropoda indet.
Marsh 1881
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Carrano 2025 | |||||||||
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Reptilia
- Crocodylia
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Crocodylia indet.
(Owen 1842)
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Chondrichthyes
- Rajiformes
- Sclerorhynchidae
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Onchopristis numidus
(Haug 1905)
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| see common names | ||||||||||
Geography
| Country: | Morocco | State/province: | Drâa-Tafilalet | County: | Errachidia |
| Coordinates: | 31.3° North, 3.8° West (view map) | ||||
| Paleocoordinates: | 18.2° North, 3.7° West | ||||
| Basis of coordinate: | estimated from map | ||||
| Altitude: | 900 meters | ||||
| Geographic resolution: | local area |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Cenomanian | 10 m.y. bin: | Cretaceous 5 |
| Key time interval: | Early/Lower Cenomanian | ||
| Age range of interval: | 100.50000 - 93.90000 m.y. ago |
Stratigraphy
| Geological group: | Kem Kem |
| Stratigraphic resolution: | formation |
Lithology and environment
| Primary lithology: | "cross stratification",red sandstone |
| Includes fossils? | Y |
| Environment: | estuary/bay |
| Geology comments: "estuarine sandstones" | |
Taphonomy
| Modes of preservation: | body |
| Degree of concentration: | dispersed |
| Size of fossils: | macrofossils,mesofossils |
| Associated major elements: | some |
| Disassociated major elements: | some |
| Disassociated minor elements: | some |
| Fragmentation: | frequent |
Collection methods and comments
| Collection methods: | surface (float),surface (in situ),field collection | ||
| Reason for describing collection: | general faunal/floral analysis | ||
| Collectors: | Clariond | Collection dates: | 1948 |
Metadata
| Database number: | 59777 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2006-04-11 10:21:38 | Last modified: | 2022-08-22 20:28:11 |
| Access level: | the public | Released: | 2006-04-11 10:21:38 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 17122. | ETE | R. Lavocat. 1948. Découverte de Crétacé à Vertébrés dans le soubassement de la Hammada du Guir (Sud marocain) [Discovery of Cretaceous with vertebrates in the basement of Hammada du Guir (southern Morocco)]. Comptes Rendus de l'Académie des Sciences à Paris 226:1291-1292 [M. Carrano/M. Carrano] |
Secondary references:
| 14199 | ETE | M. T. Carrano. 2025. Taxonomic opinions on the Dinosauria. [M. Carrano/M. Carrano/M. Carrano] |
| 30597 | ETE | E. Ennouchi. 1952. A propos des empreintes de Dinosauriens de Demnat (est de Marrakech) [Regarding the dinosaur prints from Demnat (east of Marrakech)]. Bulletin de la Sociéte des Sciences Naturelles du Maroc 32:11-16 [M. Carrano/M. Carrano] |
| 59099 | R. Furon. 1963. Geology of Africa. xii-377 [M. Carrano/M. Carrano/M. Carrano] | |
| 71151 | N. Tabaste. 1963. Étude derestes de poissons du Crétacé saharien [Study of fish remains from the Saharan Cretaceous]. Mélanges Ichthyologiques Dédiés à la Mémoire d’Achille Valenciennes (1794–1865). Mémoires de l’Institute Français d’Afrique Noire 68:437-485 [M. Carrano/M. Carrano] | |
| 70903 | P. Taquet. 2010. The dinosaurs of Maghreb: the history of their discovery. Historical Biology 22(1–3):88-99 [M. Carrano/M. Carrano] |