Bed 12, Folkestone, Kent (Cretaceous of the United Kingdom)

Where: England, United Kingdom (51.1° N, 1.2° E: paleocoordinates 39.9° N, 2.7° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Cenomanian (100.5 - 93.9 Ma)

• STRATIGRAPHIC RELATIONS: From the Lower Chalk, which overlies the Upper Gault. AGE: Middle-Upper Cenomanian. Justified on the basis of ammonite biostratigraphy. STRATIGRAPHIC POSITION: From Band 12, 12 m thick, which lies in the upper part of the section.

• group of beds-level stratigraphic resolution

Environment/lithology: poorly lithified, burrowed, concretionary, gray, blue lime mudstone

• SPECIFIC LITHOLOGY: Massive, smooth, blue-grey chalk, intensely burrowed throughout, with distinct but prominent rhythms. LITHIFICATION: Poorly lithified, on the basis of facies description.

Size class: macrofossils

Collected by Kennedy

Collection methods: bulk,

• COLLECTOR: W. Kennedy. REPOSITORY: Unknown.

Primary reference: W. J. Kennedy. 1969. The correlation of the lower chalk of south-east England. Proceedings of the Geologists Association 80(4):459-560 [A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 81061: authorized by Austin Hendy, entered by Austin Hendy on 01.06.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Includes bivalvia, gastropoda, cephalopoda, brachiopoda, and cephalopoda.
unclassified
  -
Cirripedia
  -
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758 tusk shell
Gastropoda
 Pleurotomarioidea - Pleurotomariidae
Pleurotomaria sp. Defrance 1826 snail
Bivalvia
 Ostreida - Gryphaeidae
Pycnodonte vesicularis Lamarck 1806 oyster
 Pectinida - Plicatulidae
 Pectinida - Pectinoidae
Spondylus sp. Linnaeus 1758 scallop
 Myalinida - Inoceramidae
Inoceramus sp. Sowerby 1814 clam
Rhynchonellata
 Rhynchonellida - Rhynchonellidae
Grasirhynchia martini Mantell 1822
 Terebratulida - Gibbithyrididae
 Terebratulida - Terebratulidae
Terebratula sp. Müller 1776
 Terebratulida - Kingenidae
 Terebratulida - Zeilleriidae
Polychaeta
 Sabellida - Serpulidae
Chondrichthyes
 Lamniformes - Lamnidae
Lamnidae indet. Müller and Henle 1838 mackerel shark
Asteroidea
 Valvatida - Goniasteridae
Echinoidea
 Holectypoida - Discoididae
 Holasteroida - Holasteridae
Holaster trecensis sea urchin
Holaster sp. Agassiz 1836 sea urchin
Anthozoa
 Scleractinia - Guyniidae
Onchotrochus serpentinus Duncan 1870 stony coral