Marerano: Albian, Madagascar
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Echinoidea
- Spatangoida
- Toxasteridae
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Toxaster gaudryi
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Echinoidea
- Spatangoida
- Spatangidae
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Epiaster besairiei
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Epiaster jeanneti
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Echinoidea
- Spatangoida
- Hemiasteridae
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Hemiaster aff. ricordeaui
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Hemiaster aff. frontacutus
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Echinoidea
- Holasteroida
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Pseudholaster androiavyensis
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Cephalopoda
- Ammonitida
- Labeceratidae
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Labeceras cf. plasticum
Spath 1925
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Hamitoides madagascariensis
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Cephalopoda
- Ammonitida
- Anisoceratidae
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Protanisoceras (Torquistylus) mareranense
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Cephalopoda
- Ammonitida
- Desmoceratidae
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Puzosia aff. communis
Spath 1923
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| recombined as Puzosia (Puzosia) communis | ||||||||||
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Beudanticeras hirtzi
Collignon 1950
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| recombined as Roberticeras hirtzi | ||||||||||
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Cephalopoda
- Ammonitida
- Lytoceratidae
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Thysanolytoceras aff. vicinum
(Douvillé 1916)
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Cephalopoda
- Ammonitida
- Engonoceratidae
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Metengonoceras kuntzi
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Metengonoceras carinatum
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Cephalopoda
- Ammonitida
- Mojsisovicsiidae
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Manuaniceras spathi
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| spelled with current rank as Oxytropidoceras (Manuaniceras) | ||||||||||
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Manuaniceras jacobi
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| spelled with current rank as Oxytropidoceras (Manuaniceras) | ||||||||||
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Oxytropidoceras aff. applanatum
(Collignon 1936)
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Oxytropidoceras (Androiavites) multituberculatum
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| synonym of Oxytropidoceras (Adkinsites) | ||||||||||
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Dipoloceras (Mimeloceras) kuntzi
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Dipoloceras (Rhytidoceras) trifurcatum
Collignon 1951
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| synonym of Dipoloceras (Rhytidoceras) elegans | ||||||||||
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Cephalopoda
- Ammonitida
- Brancoceratidae
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Deiradoceras varicostatum
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| spelled with current rank as Mortoniceras (Deiradoceras) | ||||||||||
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Deiradoceras besairiei
Collignon 1950
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| synonym of Mortoniceras (Deiradoceras) bispinosum | ||||||||||
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Deiradoceras devonense
Spath 1933
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Cephalopoda
- Nautilida
- Nautilidae
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Cymatoceras sakalavum
Collignon 1949
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Rhynchonellata
- Rhynchonellida
- Rhynchonellidae
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Rhynchonella crenifera
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Rhynchonella plicatuloides
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Rhynchonellata
- Terebratulida
- Cnismatocentridae
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Terebratula biplicata
Sowerby 1812
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| recombined as Nucleatina biplicata | ||||||||||
| var. karapadensis | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Madagascar |
| Coordinates: | 16.4° South, 45.6° East (view map) |
| Paleocoordinates: | 40.1° South, 31.0° East |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Early/Lower Cretaceous |
| Stage: | Albian | 10 m.y. bin: | Cretaceous 4 |
| Key time interval: | Albian | ||
| Age range of interval: | 113.00000 - 100.50000 m.y. ago |
Stratigraphy
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | lithified marl |
| Secondary lithology: | lithified "limestone" |
| Lithology description: marl, limestone and sandstone | |
| 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: | 98245 | ||
| Authorizer: | W. Kiessling | Enterer: | U. Merkel | Research group: | marine invertebrate |
| Created: | 2010-09-28 01:31:24 | Last modified: | 2010-09-28 04:31:24 |
| Access level: | the public | Released: | 2010-09-28 01:31:24 |
| Creative Commons license: | CC BY |
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] |