Ravin Andangovato I: Late Oxfordian, Madagascar
collected by M. Collignon 1957
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Phylloceratida
- Phylloceratidae
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Partschiceras madagascariense n. sp.
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| UBGD.010252 | ||||||||||
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Cephalopoda
- Ammonitida
- Oppeliidae
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Proscaphites anar
(Oppel 1863)
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| UBGD.010255 | ||||||||||
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Cephalopoda
- Ammonitida
- Lissoceratidae
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Lissoceras erato
(d'Orbigny 1850)
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Cephalopoda
- Ammonitida
- Sphaeroceratidae
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Epimayaites subfalcoides
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| UBGD.010256 | ||||||||||
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Epimayaites lemoinei
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| UBGD.010263 | ||||||||||
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Epimayaites moreti n. sp.
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| UBGD.010265 | ||||||||||
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Epimayaites sublautus n. sp.
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| UBGD.010267 | ||||||||||
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Epimayaites aff. evolutus
Spath 1928
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Epimayaites axonoides
Spath 1928
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| Locality? | ||||||||||
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Epimayaites falcoides
Spath 1928
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| densicostata, UBGD.010257 | ||||||||||
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Prograyiceras furoni n. sp.
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Cephalopoda
- Ammonitida
- Aspidoceratidae
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Euaspidoceras cf. simile
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| UBGD.010323 | ||||||||||
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Cephalopoda
- Ammonitida
- Lytoceratidae
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Lytoceras polyanchomenum
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| UBGD.010253 | ||||||||||
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Cephalopoda
- Ammonitida
- Perisphinctidae
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Orionoides dardennei n. sp.
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| UBGD.010278 | ||||||||||
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Orionoides planissimus n. sp.
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| UBGD.010279 | ||||||||||
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Klematosphinctes perisphinctoides
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| UBGD.010280 | ||||||||||
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Properisphinctes bernensis
(de Loriol 1898)
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| UBGD.010303,UBGD.010304 | ||||||||||
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Perisphinctes (Pachyplanulites) roedereri n. sp.
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| UBGD.010307 | ||||||||||
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Alligaticeras aff. polymorphum
Spath 1931
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| UBGD.010301, UBGD.010302 | ||||||||||
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Arisphinctes helenae
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| UBGD.010295 | ||||||||||
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= Perisphinctes (Arisphinctes) cf. trifidus
Sowerby 1821
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Pandey et al. 2012 | |||||||||
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Discosphinctes jelskii
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| UBGD.010296 | ||||||||||
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Discosphinctes tintanti
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| UBGD.010316 | ||||||||||
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Discosphinctes aeneas
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| UBGD.010317 | ||||||||||
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Discosphinctes aff. schilli
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| UBGD.010318 | ||||||||||
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Kranaosphinctes (Pachyplanulites) behieri
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Kranaosphinctes (Pachyplanulites) poissoni n. sp.
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| UBGD.010308 | ||||||||||
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Kranaosphinctes (Pachyplanulites) randrianarivonyi n. sp.
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| UBGD.010309 | ||||||||||
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Kranaosphinctes (Pachyplanulites) praeevolutus
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| UBGD.010313 | ||||||||||
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Kranaosphinctes (Pachyplanulites) nerunaensis
Spath 1931
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| UBGD.010310 | ||||||||||
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Dichotomosphinctes decaryi n. sp.
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| UBGD.010296 | ||||||||||
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Orionoides lehmani n. sp.
Collignon 1959
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| UBGD.010277 | ||||||||||
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Liosphinctes linki
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| n. ssp. sakondryensis, UBGD.010305 | ||||||||||
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Dichotomosphinctes (Otosphinctes) rota
(Waagen 1875)
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| n. ssp. fasciculata, var. constricta, UBGD.010281 | ||||||||||
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= Perisphinctes (Arisphinctes) rota
Waagen 1875
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Pandey et al. 2012 | |||||||||
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Prososphinctes sagitta
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| n. ssp. sagittiformis, UBGD.010319 | ||||||||||
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Cephalopoda
- Ammonitida
- Ataxioceratidae
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Lithacoceras aff. tyrrhenum
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| UBGD.010321 | ||||||||||
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Orthosphinctes beraketensis n. sp.
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| UBGD.010320 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Madagascar | State/province: | Atsimo-Andrefana | County: | Sakaraha |
| Coordinates: | 23.1° South, 44.4° East (view map) | ||||
| Paleocoordinates: | 29.6° South, 17.9° East | ||||
| Basis of coordinate: | stated in text | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Jurassic | Epoch: | Late Jurassic |
| Stage: | Oxfordian | 10 m.y. bin: | Jurassic 5 |
| Key time interval: | Late Oxfordian | Ammonoid zone: | Dichotomosphinctes Wartae et Proscaphites Anar (niveau supérieur) |
| Age range of interval: | 157.9 - 154.8 m.y. ago |
Stratigraphy
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Middle Argovian | |||||
Lithology and environment
| Primary lithology: | lithified marl |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| 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: | 1957 |
Metadata
| Also known as: | Collignon gisement 473 | ||
| Database number: | 234238 | ||
| Authorizer: | P. Scofield | Enterer: | P. Scofield |
| Modifier: | P. Scofield | Research group: | marine invertebrate |
| Created: | 2024-03-22 19:31:24 | Last modified: | 2024-03-23 03:35:36 |
| Access level: | the public | Released: | 2024-03-22 19:31:24 |
| Creative Commons license: | CC BY | ||
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:
| 87959 | D.K. Pandey, M. Alberti, and F.T. Furnish. 2012. Ammonites of the genus Perisphinctes Waagen, 1869 from the Oxfordian of Kachchh, western India. Revue de Paléobiologie, Genève 31(2):483-587 [P. Scofield/P. Scofield/P. Scofield] |