Dearden Moor, Gastrioceras cumbriense Marine Band, shale Unit 2 (Carboniferous to of the United Kingdom)

Also known as Dearden Moor, Gastrioceras cumbriense Marine Band, shale Unit 2, the advance shale

Where: England, United Kingdom (53.7° N, 2.3° W: paleocoordinates 1.1° S, 6.3° E)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Namurian Series Formation, Pendleian to Pendleian (326.4 - 314.6 Ma)

• The Gastrioceras cumbriense Marine Band generally does not exceed 60cm in thickness. The band is split into five units, the lower barren shales (Unit 1), the advance shales (Unit 2), the acme shales (Unit 3), the retreat shales (Unit 4), and the upper barren shales (Unit 5).

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified shale

• Parallel (paper shale)

Size class: macrofossils

Primary reference: P. B. Wignall. 1987. A biofacies analysis of the Gastroceras cumbriense marine band (Namurian) of the central Pennines. Proceedings of the Yorkshire Geological Society 46(2):111-121 [J. Alroy/C. Simpson/C. Simpson]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 41225: authorized by John Alroy, entered by Carl Simpson on 09.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Pectinida - Aviculopectinidae
Aviculopecten sp. M'Coy 1851 scallop
 Pectinida - Pterinopectinidae
 Ostreida - Posidoniidae
 Ostreida - Pterineidae
Gastropoda indet. Cuvier 1797 snail
 Murchisoniina - Gosseletinidae
Angyomphalus sp. Cossmann 1915 snail
 Ptychomphaloidea - Ptychomphalidae
Ptychomphalus sp. Agassiz 1839 snail
 Goniatitida - Dimorphoceratidae
Anthracoceratites sp. Ramsbottom 1970 ammonite
 Goniatitida - Gastrioceratidae
 Nautiloidea -
Nautiloidea indet. Agassiz 1847 nautiloid
Narrow angle orthocone
 Nautilida - Tainoceratidae
Metacoceras sp. Hyatt 1883 nautiloid
  - Listracanthidae
Listracanthus sp. Newberry and Worthen 1870 elasmobranch
Osteichthyes indet. bony fish
Palaeoniscid scales
 Palaeonisciformes - Acrolepidae
Acrolepis sp. Agassiz 1843
Crinoidea indet. Miller 1821 Sea lily
 Lingulida - Lingulidae
  - Calamitaceae
cf. Calamites sp. Brongniart 1828