Ampangalambato: Middle Callovian, Madagascar
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Ammonitida
- Oppeliidae
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Cephalopoda
- Ammonitida
- Perisphinctidae
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Kinkeliniceras varuna
Spath 1931
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Hubertoceras hubertus
Spath 1931
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Cephalopoda
- Ammonitida
- Oppeliidae
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Cephalopoda
- Ammonitida
- Perisphinctidae
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Obtusicostites cf. obtusicosta
(Waagen 1875)
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Obtusicostites ushas
Spath 1931
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Obtusicostites buckmani
Spath 1931
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Hubertoceras mutans
Waagen 1875
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Geography
| Country: | Madagascar |
| Coordinates: | 16.2° South, 47.4° East (view map) |
| Paleocoordinates: | 29.7° South, 37.8° East (Wright 2013) |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Jurassic | Epoch: | Middle Jurassic |
| Stage: | Callovian | 10 m.y. bin: | Jurassic 5 |
| Key time interval: | Middle Callovian | ||
| Age range of interval: | 165.3 - 161.5 m.y. ago |
Stratigraphy
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | lithified marl |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 98123 | ||
| Authorizer: | W. Kiessling | Enterer: | U. Merkel | Research group: | marine invertebrate |
| Created: | 2010-09-21 01:09:03 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2010-09-21 01:09:03 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 8015. | PGAP 1022 | H. Besairie and M. Collignon. 1972. Geologie de Madagascar I. Les Terrains Sedimentaires. Annales Geologiques de Madagascar 35:1-463 [A. Rees/A. Rees] |