Calcaire de Caen

Calcaire de Caen
Stratigraphic range: Middle Bathonian
~168–166 Ma
TypeGeological formation
Sub-unitsBanc Royal & Pierre de Caen Members
UnderliesCalcaire de Rouvres/Calcaire de Creully
OverliesMarnes de Port en Bessin
Thickness~22 m (72 ft)
Lithology
PrimaryLimestone
Location
Coordinates49°24′N 0°24′E / 49.4°N 0.4°E / 49.4; 0.4
Approximate paleocoordinates39°12′N 10°42′E / 39.2°N 10.7°E / 39.2; 10.7
RegionNormandy
CountryFrance
ExtentParis Basin
Type section
Named forCaen
Calcaire de Caen is located in France
Calcaire de Caen
Calcaire de Caen (France)
Calcaire de Caen is located in Normandy
Calcaire de Caen
Calcaire de Caen (Normandy)

The Calcaire de Caen or Calcaires de Caen Formation; French for Caen Limestone, is a geological formation in France. It is dated to the mid-Bathonian of the Jurassic period. It was frequently quarried for building work and is referred to as Caen Stone.

Fossil content

Color key
Taxon Reclassified taxon Taxon falsely reported as present Dubious taxon or junior synonym Ichnotaxon Ootaxon Morphotaxon

Notes
Uncertain or tentative taxa are in small text
crossed out taxa are discredited.

Dinosaurs

Ornithischians

Ornithischians of the Calcaire de Caen
Genus Species Location Stratigraphic position Material Notes Image
Lexovisaurus L. durobrivensis Département Du Calvados, France Bathonian A stegosaur

Sauropods

Sauropods of the Calcaire de Caen
Genus Species Location Stratigraphic position Material Notes Image
Sauropoda Indet. Indeterminate Département Du Calvados, France Bathonian An indeterminate sauropod.

Theropods

Theropods of the Calcaire de Caen
Genus Species Location Stratigraphic position Material Notes Image
Dubreuillosaurus D. valesdunensis Département Du Calvados, France Bathonian Nearly complete skull and partial skeleton. A afrovenatorine megalosaurid
Poekilopleuron P. bucklandii Département Du Calvados, France Bathonian Partial postcranial skeleton. A carnosaurian theropod

Thalattosuchians

Thalattosuchians of the Calcaire de Caen
Genus Species Location Stratigraphic position Material Notes Image
Deslongchampsina D. larteti Département Du Calvados, France Bathonian A machimosaurid thalattosuchian
Proexochokefalos P. cf. bouchardi Département Du Calvados, France Bathonian A machimosaurine machimosaurid
Seldsienean S. megistorhynchus Département Du Calvados, France Bathonian A machimosaurid thalattosuchian
Teleosaurus T. cadomensis Département Du Calvados, France Bathonian Quarter of a skull and other assorted fragments. A teleosaurine teleosaurid
T. geoffroyi (?)
Yvridiosuchus Y. boutilieri Département Du Calvados, France Bathonian A machimosaurin machimosaurine

Plesiosaurs

Plesiosaurs of the Calcaire de Caen
Genus Species Location Stratigraphic position Material Notes Image
Plesiosauria Indet. Indeterminate Département Du Calvados, France Bathonian An indeterminate plesiosaur

Fish

Cartilaginous Fish

Cartilaginous Fish of the Calcaire de Caen
Genus Species Location Stratigraphic position Material Notes Image
Strophodus S. longidens Département Du Calvados, France Bathonian A hybodont
S. magnus
S. medius
S. reticulatus

See also

References

  1. 1 2 3 4 5 6 7 8 9 10 11 Weishampel, David B; et al. (2004). "Dinosaur distribution (Middle Jurassic, Europe)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 538–541. ISBN 0-520-24209-2.
  2. ↑ Allain, R., 2005, "The postcranial anatomy of the megalosaur Dubreuillosaurus valesdunensis (Dinosauria Theropoda) from the Middle Jurassic of Normandy, France", Journal of Vertebrate Paleontology 25(4): 850–858
  3. ↑ Michela M. Johnson; Mark T. Young; Stephen L. Brusatte (2019). "Re-description of two contemporaneous mesorostrine teleosauroids (Crocodylomorpha: Thalattosuchia) from the Bathonian of England and insights into the early evolution of Machimosaurini". Zoological Journal of the Linnean Society. 189 (2): 449–482. doi:10.1093/zoolinnean/zlz037. hdl:1842/36656.
  4. ↑ Michela M. Johnson; Mark T. Young; Stephen L. Brusatte (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.
  5. ↑ 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. ISSN 2167-8359. PMC 7548081. PMID 33083104.