Sur Combe Ronde (Lower Virgula Marls): Late/Upper Kimmeridgian, Switzerland

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Pholadomyida - Pholadomyidae
Pholadomya sp. Sowerby 1823
Bivalvia - Pholadida - Ceratomyidae
Ceratomya sp. Sandberger 1864
Rhynchonellata - Terebratulida - Sellithyrididae
Sellithyris sp. Middlemiss 1959
Chondrichthyes
Chondrichthyes indet. Huxley 1880
Osteichthyes
Osteichthyes indet. Huxley 1880
Reptilia - Eurysternidae
"Eurysternidae" indet. Dollo 1886
Püntener et al. 2020
Reptilia
Thalassemys bruntrutana n. sp. Puntener et al. 2015
1 specimen
Reptilia - Metriorhynchidae
Metriorhynchus sp. von Meyer 1830
unclassified
Steneosaurus cf. bouchardi von Huene 1925
recombined as Proexochokefalos bouchardi
see common names

Geography
Country:Switzerland State/province:Jura County:Ajoie
Coordinates: 47.4° North, 7.0° East (view map)
Paleocoordinates:38.4° North, 15.9° East
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period:Jurassic Epoch:Late/Upper Jurassic
Stage:Kimmeridgian 10 m.y. bin:Jurassic 5
Key time interval:Late/Upper Kimmeridgian Ammonoid zone: Orthaspidoceras orthocera
Age range of interval:155.70000 - 150.80000 m.y. ago
Stratigraphy
Formation:Reuchenette Member:Chevenez
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology: marl
Includes fossils?Y
Lithology description: "hardground within the Lower Virgula Marls." "reddish and strongly encrusted (Ostreidae, Serpulidae) hardground is dated from the Orthocera ammonite horizon."
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Metadata
Also known as:Creugenat
Database number:180789
Authorizer:P. Holroyd, E. Vlachos Enterer:P. Holroyd, E. Vlachos
Modifier:M. Carrano Research group:vertebrate
Created:2016-08-02 17:35:17 Last modified:2021-04-22 15:00:59
Access level:the public Released:2016-08-02 17:35:17
Creative Commons license:CC BY
Reference information

Primary reference:

60038. C. Puntener, J. Anquetin, and J.-P. Billon-Bruyat. 2015. Thalassemys bruntrutana n. sp., a new coastal marine turtle from the Late Jurassic of Porrentruy (Switzerland), and the paleobiogeography of the Thalassemydidae. PeerJ 3:e1282:1-28 [P. Holroyd/P. Holroyd]

Secondary references:

72927 C. Püntener, J. Anquetin, and J.-P. Billon-Bruyat. 2020. New material of “Eurysternidae” (Thalassochelydia, Pan-Cryptodira) from the Kimmeridgian of the Swiss Jura Mountains. Palaeovertebrata 43(1-e2):1-14 [E. Vlachos/E. Vlachos]