Laugnac: MN 2, France
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Amphibia
- Temnospondyli
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Latonia ragei n. sp.
Hossini 1993
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Hossini 1993 | |||||||||
| 106 maxilla, 3 premaxilla, 5 oticoccipital, 126 angulars, 3 atlas vertebrae, 33 presacral vertebrae, 10 sacral vertebrae, 45 urostyles, 16 scapulae, 15 coracoids, 71 humeri, 40 radio-ulna, 45 iliums, 1 femur, 31 tibio-fibula, | ||||||||||
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Amphibia
- Temnospondyli
- Palaeobatrachidae
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Palaeobatrachus robustus n. sp.
Hossini and Rage 2000
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63 elements | |||||||||
| 7 skull bones (MNHN LAU 4 to 8; holotype is a frontopatietal included in LAU 7), 26 angulosplenials (LAU 9 to 12, 25), 4 vertebrae and 1 synsacrum (LAU 13 to 15), 4 scapulae and 4 coracoids (LAU 16 to 19), 17 long bones (LAU 20 to 24) | ||||||||||
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Reptilia
- Crotalidae
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Vipera sp.
Laurenti 1768
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Szyndlar and Rage 1999 | |||||||||
| "'Vipera aspis complex'" | ||||||||||
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Reptilia
- Testudines
- Geoemydidae
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Ptychogaster emydoides
Pomel 1847
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Broin 1977 | |||||||||
| see common names | ||||||||||
Geography
| Country: | France | State/province: | Aquitaine | County: | Lot-et-Garonne |
| Coordinates: | 44.3° North, 0.6° East (view map) | ||||
| Paleocoordinates: | 44.3° North, 1.3° West | ||||
| Basis of coordinate: | based on nearby landmark |
Time
| Period: | Neogene | Epoch: | Miocene |
| 10 m.y. bin: | Cenozoic 5 | ||
| Key time interval: | MN 2 | ||
| Age range of interval: | 22.40000 - 20.00000 m.y. ago |
Stratigraphy
| Formation: | Agenais Limestone | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: see comments on lithology | |||||
Lithology and environment
| Primary lithology: | sandy marl | ||
| Secondary lithology: | "limestone" | ||
| Includes fossils? | Y | ||
| Lithology description: "At Laugnac [...] the bed bearing vertebrates is a lens of sandy marls interstratified in the "calcaire de l'Agenais". The sandy marls probably accumulated in a small lake (de Bonis 1973)" (Hossini & Rage, 2000). | |||
| Environment: | lacustrine indet. | Tectonic setting: | foreland basin |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Collection methods: | survey of museum collection |
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | MNHN |
Metadata
| Database number: | 136755 | ||
| Authorizer: | J. Mueller, R. Butler, P. Holroyd | Enterer: | T. Liebrecht, J. Benito Moreno, P. Holroyd |
| Modifier: | T. Liebrecht | Research group: | vertebrate |
| Created: | 2012-12-04 05:33:43 | Last modified: | 2012-12-05 12:49:55 |
| Access level: | the public | Released: | 2012-12-04 05:33:43 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 43730. | S. Hossini and J.-C. Rage. 2000. Palaeobatrachid Frogs from the Earliest Miocene (Agenian) of France, with Description of a New Species. Geobios 33(2):223-231 [J. Mueller/T. Liebrecht] |
Secondary references:
| 60047 | F. Broin. 1977. Contribution a l'etude des Cheloniens. Cheloniens continentaux due Cretace et du Tertiare de France. Memoires du Museum National d'Histoire Naturelle, Nouvelle Serie, Serie C, Sciences de la terre 38:1-366 [P. Holroyd/P. Holroyd/P. Holroyd] | |
| 56985 | S. Hossini. 1993. A new species of Latonia (Anura, Discoglossidae) from the lower Miocene of France. Amphibia-Reptilia 14:237-245 [R. Butler/J. Benito Moreno] | |
| 43699 | Z. Szyndlar and J.-C. Rage. 1999. Oldest Fossil Vipers (Serpentes: Viperidae) from the Old World. Kaupia - Darmstädter Beiträge zur Naturgeschichte 8:9-20 [J. Mueller/T. Liebrecht] |