Antrobika (Sakaraha): Late Oxfordian, Madagascar
collected by M. Collignon 1954
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Cephalopoda
- Ammonitida
- Aulacostephanidae
|
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Microbiplices microbiplex
(Quenstedt 1887)
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| UBGD.010355 | ||||||||||
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Cephalopoda
- Ammonitida
- Perisphinctidae
|
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Kranaosphinctes (Pachyplanulites) cf. irregularis
(Spath 1931)
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| UBGD.010354 | ||||||||||
| UBGD.010351 | ||||||||||
| n. ssp. antrobikensis | ||||||||||
| Pandey et al. 2013 | ||||||||||
| type locality | ||||||||||
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Divisosphinctes besairiei n. sp.
Collignon 1959
|
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| UBGD.010350 | ||||||||||
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Cephalopoda
- Ammonitida
- Ataxioceratidae
|
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| n. ssp. var. umbilicata, UBGD.010358 | ||||||||||
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Cephalopoda
- Ammonitida
- Aspidoceratidae
|
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|
Paraspidoceras magdalenae n. sp.
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| UBGD.010364 | ||||||||||
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Cephalopoda
- Ammonitida
- Lytoceratidae
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| UBGD.010347 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Madagascar | State/province: | Atsimo-Andrefana | County: | Sakaraha |
| Coordinates: | 22.8° South, 44.4° East (view map) | ||||
| Paleocoordinates: | 36.6° South, 31.1° East (Wright 2013) | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Jurassic | Epoch: | Late Jurassic |
| Stage: | Oxfordian | 10 m.y. bin: | Jurassic 5 |
| Key time interval: | Late Oxfordian | ||
| Age range of interval: | 157.9 - 154.8 m.y. ago |
Stratigraphy
| Stratigraphy comments: Rauracien |
Lithology and environment
| Primary lithology: | marl |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body,original aragonite |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | some macrofossils | ||
| Collection methods: | field collection | ||
| Reason for describing collection: | taxonomic analysis | ||
| Collectors: | M. Collignon | Collection dates: | 1954 |
Metadata
| Also known as: | Collignon gisement 370 | ||
| Database number: | 234266 | ||
| Authorizer: | P. Scofield | Enterer: | P. Scofield |
| Modifier: | P. Scofield | Research group: | marine invertebrate |
| Created: | 2024-03-23 21:44:21 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2024-03-23 21:44:21 |
| Creative Commons license: | CC0 | ||
Reference information
Primary reference:
| 87955. | M. Collignon. 1959. Atlas des fossiles caractéristiques de Madagascar (ammonites) - Fascicule IV (Argovien - Rauracien). XLVII-XCV [P. Scofield/P. Scofield/P. Scofield] |
Secondary references:
| 87966 | D.K. Pandey, M. Alberti, and F.T. Fursich. 2013. Ammonites from the Oxfordian (Bifurcatus zone) strata of Gangta Bet, Kachchh, Western India. Journal of the Palaeontological Society of India 58(2):139-184 [P. Scofield/P. Scofield] |