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Mahatsinjo, Ambato-Boeni, Boeny, Madagascar

Lat/Long (Decimal)	-16.7667,46
Co-ordinates Derivation	based on nearby landmark
Mindat.org Region (for given coordinates)	Ambato-Boeni, Boeny, Madagascar

Collections

Collection	Reference	Stratigraphic Name	Comments	Lithology	Age
Mahatsinjo	Besairie H., Collignon M. (1972)		unit 1, 10 m thick	marl	164.7 - 161.2 Ma Jurassic
Mahatsinjo	Besairie H., Collignon M. (1972)		unit 3, 20 m thick	marl	164.7 - 161.2 Ma Jurassic

Recorded Fossils

Accepted Name	Hierarchy	Age
Torquirhynchia pseudoinconstans species	Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Cyclothyrididae : Torquirhynchia : *Torquirhynchia pseudoinconstans*	164.7 - 161.2 Ma Jurassic
Grammatodon sp. genus	Animalia : Mollusca : Bivalvia : Arcida : Parallelodontidae : *Grammatodon*	164.7 - 161.2 Ma Jurassic
Actinostreon gregareum species	Animalia : Mollusca : Bivalvia : Ostreida : Palaeolophidae : Actinostreon : *Actinostreon gregareum*	164.7 - 161.2 Ma Jurassic
Actinostreon marshi species	Animalia : Mollusca : Bivalvia : Ostreida : Palaeolophidae : Actinostreon : *Actinostreon marshi*	164.7 - 161.2 Ma Jurassic
Ceratomya sp. genus	Animalia : Mollusca : Bivalvia : Myida : Ceratomyidae : *Ceratomya*	164.7 - 161.2 Ma Jurassic
Thysanolytoceras adeloides species	Animalia : Mollusca : Cephalopoda : Ammonitida : Lytoceratidae : Lytoceras : *Thysanolytoceras adeloides*	164.7 - 161.2 Ma Jurassic
Macrocephalites sp. genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Macrocephalitidae : *Macrocephalites*	164.7 - 161.2 Ma Jurassic
Nothocephalites sp. genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Macrocephalitidae : *Nothocephalites*	164.7 - 161.2 Ma Jurassic
Oecoptychius sp. genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Oecoptychiidae : *Oecoptychius*	164.7 - 161.2 Ma Jurassic
Campylites secula species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Oppeliidae : Neocampylites : *Campylites secula*	164.7 - 161.2 Ma Jurassic
Choffatia sp. genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Perisphinctidae : *Choffatia*	164.7 - 161.2 Ma Jurassic
Obtusicostites sp. genus	Animalia : Mollusca : Cephalopoda : Ammonitida : Perisphinctidae : *Obtusicostites*	164.7 - 161.2 Ma Jurassic
Obtusicostites obtusicosta species	Animalia : Mollusca : Cephalopoda : Ammonitida : Perisphinctidae : Obtusicostites : *Obtusicostites obtusicosta*	164.7 - 161.2 Ma Jurassic
Reineckeia anceps species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Reineckeiidae : Reineckeia : *Reineckeia anceps*	164.7 - 161.2 Ma Jurassic
Phlycticeras pustulatum species	Animalia : Mollusca : Cephalopoda : Ammonoidea : Oppeliidae : Phlycticeras : *Phlycticeras pustulatum*	164.7 - 161.2 Ma Jurassic
Indosphinctes sp. genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : *Indosphinctes*	164.7 - 161.2 Ma Jurassic
Belemnopsis sp. genus	Animalia : Mollusca : Cephalopoda : Belemnitida : Belemnopseidae : *Belemnopsis*	164.7 - 161.2 Ma Jurassic
Phylloceras sp. genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Phylloceratidae : *Phylloceras*	164.7 - 161.2 Ma Jurassic
Ptychophylloceras sp. genus	Animalia : Mollusca : Cephalopoda : Ammonoidea : Phylloceratidae : *Ptychophylloceras*	164.7 - 161.2 Ma Jurassic

References

Besairie H., Collignon M. (1972) Geologie de Madagascar I. Les Terrains Sedimentaires, Annales Geologiques de Madagascar 35, 1-463

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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