Reuchenette Formation
Reuchenette Formation | |
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Stratigraphic range: Kimmeridgian, 157 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓ | |
Type | Geological formation |
Sub-units | Membre de Chevenez, Membre de Courtedoux, Marne du Banné, Membre de Vabenau |
Underlies | Twannbach Formation |
Overlies | Formation de Court, Balsthal-Formation, Membre de Porrentruy, Verena-Member, Holzflue-Member, Formation de Courgenay |
Thickness | 140 metres average, 160 m in type area. |
Lithology | |
Primary | Limestone |
Other | Mudstone |
Location | |
Region | Europe |
Country | ![]() |
The Reuchenette Formation is a Jurassic geologic formation in Switzerland. It is Kimmeridgian in age and predominantly consists of well stratified limestone, with lithology variable both laterally and stratigraphically including wackestones, packstones and grainstones, as well as mudstone.[1] Dinosaur remains are among the fossils that have been recovered from the formation, including the Turiasaurian sauropod Amanzia greppini, alongside a theropod tooth belonging to Ceratosauria indet, originally assigned to Megalosaurus meriani.[2] teleosaurid crocodyliformes are also known, including Sericodon, Proexochokefalos and Machimosaurus.[3] The metriorhynchid thalatosuchians Torvoneustes[4] and Dakosaurus. The hybodontid shark Asteracanthus.[5] The thalassochelydian turtle Thalassemys[6] and Solnhofia is known from the formation,[7] as is the platychelyid turtles Platychelys,[8] and the plesiochelyid turtle Plesiochelys.[9]
Vertebrate Fauna
Color key
| Notes Uncertain or tentative taxa are in small text; |
Ray-finned fish
Genus | Species | Material | Notes | Images |
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Lobe-finned fish
Genus | Species | Material | Notes | Images |
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Cartilaginous fish
Genus | Species | Material | Notes | Images |
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Reptiles
Testudinata
Genus | Species | Material | Notes | Images |
---|---|---|---|---|
Craspedochelys | C. picteti | |||
C. jaccardi | ||||
Plesiochelys | P. bigleri | ![]() | ||
Platychelys | P. oberndorferi | |||
Portlandemys | P. gracilis | |||
Solnhofia | S. brachyrhyncha | |||
Tropidemys | T. langii | |||
Thalassemys | T. bruntrutana | |||
T. hugii | ||||
"T." moseri |
Crocodylomorpha
Genus | Species | Material | Notes | Images |
---|---|---|---|---|
Torvoneustes | T. jurensis | ![]() | ||
Machimosaurus | H. hugii |
Dinosauria
Genus | Species | Material | Notes | Images |
---|---|---|---|---|
Amanzia[2] | A. greppini | ![]() | ||
Ceratosauria | Indeterminate |
Pterosauria
Genus | Species | Material | Notes | Images |
---|---|---|---|---|
Pterodactyloidea | Indeterminate | Second wing phalanx (NMS 20’870) |
Invertebrate Fauna
Cephalopoda
Genus | Species | Material | Notes | Images |
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See also
Footnotes
- ^ "Reuchenette Formation". strati.ch.
- ^ a b Schwarz, Daniela; Mannion, Philip D.; Wings, Oliver; Meyer, Christian A. (December 2020). "Re-description of the sauropod dinosaur Amanzia ("Ornithopsis/Cetiosauriscus") greppini n. gen. and other vertebrate remains from the Kimmeridgian (Late Jurassic) Reuchenette Formation of Moutier, Switzerland". Swiss Journal of Geosciences. 113 (1): 2. doi:10.1186/s00015-020-00355-5. ISSN 1661-8726.
- ^ Johnson, Michela M.; Young, Mark T.; Brusatte, Stephen L. (2020). "The phylogenetics of Teleosauroidea (Crocodylomorpha, Thalattosuchia) and implications for their ecology and evolution". PeerJ. 8: e9808. doi:10.7717/peerj.9808. PMC 7548081. PMID 33083104.
- ^ Girard, L. C.; De Sousa Oliveira, S.; Raselli, I.; Martin, J. E.; Anquetin, J. (2023). "Description and phylogenetic relationships of a new species of Torvoneustes (Crocodylomorpha, Thalattosuchia) from the Kimmeridgian of Switzerland". PeerJ. 11. e15512. doi:10.7717/peerj.15512. PMC 10362849. PMID 37483966.
- ^ Léa Leuzinger; Gilles Cuny; Evgeny Popov; Jean-Paul Billon-Bruyat (2017). "A new chondrichthyan fauna from the Late Jurassic of the Swiss Jura (Kimmeridgian) dominated by hybodonts, chimaeroids and guitarfishes". Papers in Palaeontology. 3 (4): 471–511. Bibcode:2017PPal....3..471L. doi:10.1002/spp2.1085. hdl:11336/41081.
- ^ Anquetin, J.; Püntener, C.; Joyce, W.G. (2017). "A Review of the Fossil Record of Turtles of the Clade Thalassochelydia" (PDF). Bulletin of the Peabody Museum of Natural History. 58 (2): 317–369. doi:10.3374/014.058.0205. S2CID 31091127.
- ^ Anquetin, Jérémy; Püntener, Christian (2020-11-12). "A new species of the large-headed coastal marine turtle Solnhofia (Testudinata, Thalassochelydia) from the Late Jurassic of NW Switzerland". PeerJ. 8: e9931. doi:10.7717/peerj.9931. ISSN 2167-8359. PMC 7666818. PMID 33240584.
- ^ Sullivan, Patrick M.; Joyce, Walter G. (August 2017). "The shell and pelvic anatomy of the Late Jurassic turtle Platychelys oberndorferi based on material from Solothurn, Switzerland". Swiss Journal of Palaeontology. 136 (2): 323–343. doi:10.1007/s13358-017-0136-7. ISSN 1664-2376.
- ^ Christian Püntener; Jérémy Anquetin; Jean-Paul Billon-Bruyat (2017). "The comparative osteology of Plesiochelys bigleri n. sp., a new coastal marine turtle from the Late Jurassic of Porrentruy (Switzerland)". PeerJ. 5: e3482. doi:10.7717/peerj.3482. PMC 5493033. PMID 28674653.
References
- Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. 861 pp. ISBN 0-520-24209-2.
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