Wensleydale, Simonstone Limestone IVa Cyclothem (Carboniferous of the United Kingdom)

Where: England, United Kingdom (54.3° N, 2.2° W: paleocoordinates 3.5° S, 3.4° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Simonstone Limestone IVa Cyclothem Formation (Middle Limestone Group), Brigantian (336.0 - 326.4 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: deltaic; lithified shale

• shale and siltstones grading upwards into thin flags of sandstones

Size class: macrofossils

Primary reference: D. Moore. 1958. The Yoredale Series of Upper Wensleydale and adjacent parts of North-West Yorkshire. Proceedings of the Yorkshire Geological Society 31(2):91-148 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 73402: authorized by Wolfgang Kiessling, entered by Uta Merkel on 14.06.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Productida - Echinoconchidae
Echinoconchus elegans Norwood and Pratten 1855
 Productida - Productidae
 Productida - Monticuliferidae
 Productida - Linoproductidae
"Linoproductus undatus" = Fluctuaria undata
"Linoproductus undatus" = Fluctuaria undata Defrance 1826
 Productida - Chonetidae
Rhynchonellata
 Athyridida - Neoretziidae
 Athyridida - Athyrididae
 Terebratulida - Dielasmatidae
 Spiriferida - Strophopleuridae
 Spiriferida - Martiniidae
Martinia aff. decora Phillips 1836
 Spiriferida - Mucrospiriferidae
 Spiriferida - Elythidae
Lingulata
 Lingulida - Disciniidae
Rostroconchia
  -
Bivalvia
 Pectinida - Pectinoidae
"Pseudamusium anisotum" = Amusium (Pseudamussium)
"Pseudamusium anisotum" = Amusium (Pseudamussium) scallop
 Pectinida - Aviculopectinidae
 Pectinida - Pterinopectinidae
 Cardiidia - Sanguinolitidae
 Protobranchia - Nuculanidae
"Leda attenuata" = Nuculana
"Leda attenuata" = Nuculana pointed nut clam
Gastropoda
 Euomphalina - Euomphalidae
"Straparollus catillus" = Euomphalus catillus
"Straparollus catillus" = Euomphalus catillus Martin 1793 snail
 Bellerophontida - Euphemitidae
Euphemites urei Fleming 1828 snail
Stenolaemata
 Fenestrida - Acanthocladiidae
 Fenestrata -
Anthozoa
 Stauriida - Hapsiphyllidae
 Stauriida - Lithostrotionidae
 Stauriida - Aulophyllidae
Dibunophyllum bipartitum McCoy 1849 horn coral
subsp. bipartitum