| Orthosphinctes Temporal range: Kimmeridgian PreꞒ Ꞓ O S D C P T J K Pg N | |
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| Orthosphinctes sp., from Montejunto (Portugal), at the Museu Nacional de História Natural, Lisboa | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | †Ammonoidea |
| Order: | †Ammonitida |
| Family: | †Ataxioceratidae |
| Genus: | †Orthosphinctes Schindewolf, 1925 |
| Species | |
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Orthosphinctes is a genus of ammonites belonging to the order Ammonitida family Ataxioceratidae.
They lived in the late Jurassic period, in the Kimmeridgian age, which occurred 155.7-152.1 million years ago. These shelled ammonoids were nektonic, fast-moving and carnivore.
Fossils distribution
Jurassic of Algeria, France, India, Iran, Italy, Madagascar, Spain, Yemen.
Gallery
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Orthosphinctes colubrinus, from Mount Lochen near Balingen, Germany
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Orthosphinctes pseudoachilles, from Treuchtlingen, Germany
References
- Sepkoski, Jack (2002). "Sepkoski's Online Genus Database". Archived from the original on 2016-02-25. Retrieved 2014-05-28.
- ^ "Paleobiology Database - Pectinatites". Retrieved 17 December 2021.
| Taxon identifiers | |
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| Orthosphinctes | |
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