Chasselay tracksite, level C (BQ) (Triassic to of France)

Also known as Ch, Mont d'Or Lyonnais

Where: Auvergne-Rhône-Alpes, France (45.3° N, 5.3° E: paleocoordinates 10.4° N, 17.2° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Grès Inférieurs du Lyonnais Formation, Anisian to Anisian (247.2 - 237.0 Ma)

• late Anisian to lower Ladinian

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Preservation: cast, mold/impression, trace

Collected by L. Courel in 1961

Collection methods: surface (in situ),

Primary reference: J. Lorenz, G. G. Demathieu, and P. Demathieu. 1962. Découverte d’empreintes de pas de reptiles dans le Trias du plateau d’Antully [Discovery of reptile footprints in the Triassic of the Antully plateau]. L’Eduen. Bulletin trimestriel de la Société d'Histoire Naturelle d'Autun. Nouvelle Série 22:9-14 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 31310: authorized by Emmanuel Fara, entered by Emmanuel Fara on 06.05.2003, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Squamata -
Rhynchosauroides sp.2 Maidwell 1911 squamates
21.1 BA2
Rhynchosauroides petri1 Demathieu 1966 squamates
Rhynchosauroides sphaerodactylus n. sp.3 Demathieu 1971 squamates
21.1 AN1
Rhynchosauroides majus1 Demathieu 1967 squamates
21.1 I
 Archosauria -
Archosauria indet.2 archosaur
21.1 AVa,b ("primitive carnosaurians or pseudosuchians close to these latter")
 Saurischia -
aff. Coelurosaurichnus sp.2 Huene 1941 saurischian
 Theropoda - Grallatoridae
Anchisauripus bibractensis3 Demathieu 1971 theropod
 Pseudosuchia - Chirotheriidae
Isochirotherium demathieui5 Haubold 1970 archosaur
? Synaptichnium sp.2 Nopcsa 1923 archosaur
21.1 BA1
Synaptichnium priscum n. sp.2 Demathieu 1970 archosaur
21.1 FL, FT, GF, BX, BB, BO, CH, CM, DK, AT1
Brachychirotherium tintanti n. sp.3 Demathieu 1971 archosaur
21.1 W1
Brachychirotherium circaparvum n. sp.3 Demathieu 1971 archosaur
21.1 BK2
"Chirotherium parvum" = Brachychirotherium parvum1 Hitchcock 1889 archosaur
21.1 BK2, AM1, X1, AJ1
"Chirotherium barthi" = Chirotherium barthii1 Kaup 1835 archosaur
 Pseudosuchia - Batrachopodidae
Batrachopus varians n. sp.2 Demathieu 1970 aetosaur
21.1 I1
 Ichnofossils -
Planolites sp.4 Nicholson 1873
Minutipes gracilis
  -
Minutipes gracilis n. gen. n. sp.2
Minutipes gracilis n. gen. n. sp.2 Demathieu 1970
21.1 BK3