Montagan roadworks, Mainxe (B2) (Cretaceous of France)

Also known as Jarnac

Where: Poitou-Charentes, France (45.6° N, 0.2° W: paleocoordinates 34.5° N, 1.8° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Early/Lower Cenomanian (99.6 - 93.5 Ma)

• B2gl subunit

• bed-level stratigraphic resolution

Environment/lithology: paralic; glauconitic sandstone

• paralic detrital environment

Size class: mesofossils

Primary reference: R. Vullo, D. Neraudeau, and T. Lenglet. 2007. Dinosaur teeth from the Cenomanian of Charentes, western France: evidence for a mixed Laurasian-Gondwanan assemblage. Journal of Vertebrate Paleontology 27(4):931-943 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 77229: authorized by Matthew Carrano, entered by Matthew Carrano on 04.01.2008, edited by Jonathan Tennant, Matthew Clapham, Philip Mannion and Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Squamata - Simoliophiidae
Simoliophis rochebrunei6 Sauvage 1880 snake
MA MTG 3-12, vertebrae
 Testudinata - Helochelydridae
Helochelys danubina1 von Meyer 1854 turtle
Shell fragments
 Loricata -
 Loricata - Atoposauridae
Theriosuchus sp.4 Owen 1878 crocodilian
 Ornithischia -
Iguanodontoidea indet. Hay 1902 ornithopod
 Theropoda - Carcharodontosauridae
? Carcharodontosauridae indet. Stromer 1931 allosauroid
 Theropoda - Dromaeosauridae
Dromaeosauridae indet. Colbert and Russell 1969 maniraptoran
MA MTG 1
? Dromaeosauridae indet. Colbert and Russell 1969 maniraptoran
 Saurischia -
Macronaria indet.2 Sereno 1997 sauropod
MA MTG 2
Chondrichthyes
 Heterodontiformes - Heterodontidae
 Rajiformes - Ptychotrygonidae
Ptychotrygonoides pouiti5 Landemaine 1991 ray
Ptychotrygon sp.5 Jaekel 1894 ray
 Rajiformes - Sclerorhynchidae
Onchopristis dunklei5 McNulty and Slaughter 1962 ray
 Rajiformes -
Engolismaia couillardi5 Vullo et al. 2007 ray
Turoniabatis cappettai5 Landemaine 1991 guitarfish
 Rajiformes - Rhinobatidae
"Rhinobatos" sp.5 Link 1790 guitarfish
 Rajiformes -
Pseudohypolophus mcnultyi5 Thurmond 1971 guitarfish
Hamrabatis bernardezi5 Vullo et al. 2007 ray
 Lamniformes - Odontaspididae
"Cenocarcharias tenuiplicatus" = Eostriatolamia tenuiplicatus5
"Cenocarcharias tenuiplicatus" = Eostriatolamia tenuiplicatus5 Cappetta and Case 1975 sand tiger shark
 Lamniformes - Haimirichiidae
"Carcharias amonensis" = Haimirichia amonensis5
"Carcharias amonensis" = Haimirichia amonensis5 Cappetta and Case 1975 mackerel shark
 Lamniformes - Pseudoscapanorhynchidae
"Protolamna compressidens" = Pseudoscapanorhynchus compressidens5 Herman 1977 mackerel shark
Protolamna sp.5 Cappetta 1980 mackerel shark
Cretodus semiplicatus5 Agassiz 1843 mackerel shark
 Lamniformes - Mitsukurinidae
Scapanorhynchus minimus5 Landemaine 1991 goblin shark
 Lamniformes - Anacoracidae
Squalicorax sp.5 Whitley 1939 crow shark
 Orectolobiformes - Hemiscylliidae
Chiloscyllium sp.5 Müller and Henle 1837 carpet shark
 Orectolobiformes - Ginglymostomatidae
Cantioscyllium sp.5 Woodward 1889 nurse shark
 Carcharhiniformes - Scyliorhinidae
Protoscyliorhinus magnus5 Landemaine 1991 cat shark
 Hybodontiformes - Hybodontidae
Hybodus sp.5 Agassiz 1834 elasmobranch
Tribodus morlati5 Landemaine 1991 elasmobranch