Cadeuil subunit A1, horizon A1a (Cretaceous of France)

Where: Charente-Maritime, France (45.8° N, 0.9° W: paleocoordinates 34.5° N, 1.1° E)

• coordinate estimated from map

• outcrop-level geographic resolution

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

• bed-level stratigraphic resolution

Environment/lithology: estuary or bay; claystone

• Section A1 is of brackish to coastal marine origin.
• Horizon A1a consists of "a few clayey lenses" surrounded by the coarse sand of subunit A1.

Size class: mesofossils

Preservation: adpression

Primary reference: D. Neraudeau, V. Perrichot, J.-P. Colin, V. Girard, B. Gomez, F. Guillocheau, E. Masure, D. Peyrot, F. Tostain, B. Videt, and R. Vullo. 2008. A new amber deposit from the Cretaceous (uppermost Albian-lowermost Cenomanian) of southwestern France. Cretaceous Research 29:925-929 [P. Barrett/T. Cleary]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 176637: authorized by Paul Barrett, entered by Terri Cleary on 19.02.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Equisetopsida
 Pinidae - Pinidae
 Cupressales - Pinidae
 Pinidae - Pinidae
Frenelopsis sp. Schenk 1869
"the main component of the fossil plant cuticles from A1a is by far the cheirolepidiaceous conifer Frenelopsis"
Brenneripollis
  -
Brenneripollis sp. Juhász and Goczan 1985
Lycopodiopsida
 Lycopodiales -
 Lycopodiales - Lycopodiaceae
Microreticulatisporites
  -
Pteridopsida
  -
Polypodiopsida
  - Gleicheniaceae
Ornamentifera sp. Bolkhovitina 1966
 Gleicheniales - Polypodiidae
  - Polypodiaceae
Laevigatosporites sp. Ibrahim 1933
  - Blechnaceae
  -
Biretisporites potoniei Delcourt and Sprumont 1955
Cycadopsida
 Cycadales -
Eucommiidites troedssonii Potonié 1958 cycads
Concavissimisporites
  -
Angiospermae
 Gunnerales -
 Chloranthales - Chloranthaceae
  -
? Monosulcites sp. Cookson and Couper 1953
noted as Monosulcites sp./Cycadopites sp.
Afropollis sp. Doyle et al. 1982
 Life -