Tebch (Teb.3), SCDP (Cretaceous to of China)

Where: Nei Mongol, China (41.5° N, 107.0° E: paleocoordinates 42.5° N, 108.6° E)

When: Barremian to Barremian (129.4 - 122.5 Ma)

• lower part of middle unit of unnamed formation; 39Ar/40Ar dating yields age of 110.59±0.52 Ma for overlying basalts

Environment/lithology: lacustrine; tabular, brown, sandy claystone and sandy siltstone

• "laminated shales and claystones...grey-green granule and pebble lenses; beds of brown, massive, sandy claystone...sandy to granulitic siltstone"

Size class: microfossils

Collected in 1990

Collection methods: bulk,

Primary reference: D. A. Eberth, D. A. Russell, D. R. Braman and A. L. Deino. 1994. The age of the dinosaur-bearing sediments at Tebch, Inner Mongolia, People's Republic of China. Canadian Journal of Earth Sciences 30(10-11):2101-2106 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 46976: authorized by Matthew Carrano, entered by Matthew Carrano on 27.01.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Asteropollis
  -
Pinopsida
 Pinales - Podocarpaceae
Podocarpidites sp. Cookson 1947
 Pinales - Cheirolepidiaceae
Classopollis sp. Pflug 1953
 Pinales - Taxodiaceae
Taxodiaceae indet. Saporta 1865
Ginkgoopsida
 Ephedrales - Ephedraceae
Ephedripites sp. Bolkhovitina and Potonié 1958 jointfir
Cycadopsida
 Cycadales -
Eucommiidites sp. Erdtman 1948 cycads
Polycingulatisporites
  -
Polycingulatisporites sp. Simoncsics and Kedves 1961
Pteridopsida
  -
Laevigatosporites sp. Ibrahim 1933
 Schizaeales - Schizaeaceae
Biretisporites sp. Delcourt et al. 1963
  -
Deltoidospora sp. Miner 1935
Lycopsida
  -
Leptolepidites sp. Couper 1953
Foraminisporis
  -
Foraminisporis sp. Krutzsch 1959
Stoverisporites
  -
Stoverisporites sp. Norvick and Burger 1975
 Gymnospermophyta -
Vitreisporites sp. Leschik 1955
Alisporites sp. Daugherty 1941
Rugubivesiculites sp. Pierce 1961
Perotriletes
  -
Perotriletes sp. Reyre 1966
Punctatisporites
  -
Punctatisporites sp. Potonié and Kremp 1954