Macrocoelia subcommunity, Dinorthis community, Berwyn Hills (basal Cwm Rhiwarth) (Ordovician of the United Kingdom)

Also known as Was: Macrocoelia subcommunity of Dinorthis community, Berwyn Hills, Wales, UK

Where: England, United Kingdom (53.0° N, 3.0° W: paleocoordinates 52.2° S, 17.8° W)

• local area-level geographic resolution

When: Diplograptus multidens graptolite zone, Lower Member (Cwm Rhiwarth Formation), Soudleyan (458.4 - 457.2 Ma)

• Lowest part of Cwm Rhiwarth formation

• group of beds-level stratigraphic resolution

Environment/lithology: shoreface; lithified sandstone

• Nearshore; fine-grained sandstone

Size class: macrofossils

Preservation: cast

Primary reference: R. K. Pickerill and P. J. Brenchley. 1979. Caradoc marine benthic communities of the South Berwyn Hills, North Wales. Palaeontology 22:229-264 [A. Miller/P. Novack-Gottshall/J. Alroy]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 3303: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 29.07.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Ostracoda
 Hollinocopida - Tetradellidae
Tallinnella scripta
Trilobita
 Trinucleida - Trinucleidae
Broeggerolithus broeggeri
Broeggerolithus broeggeri Bancroft 1929 trilobite
 Asaphida - Asaphidae
"Parabasilicus powisi" = Basilicus
"Parabasilicus powisi" = Basilicus trilobite
 Phacopida - Homalonotidae
Brongniartella minor
Brongniartella minor Salter 1852 trilobite
 Phacopida - Calymenidae
Flexicalymene (Reacalymene) limba
Flexicalymene (Reacalymene) limba Shirley 1936 trilobite
Bryozoa
  -
Bryozoa "stick indet."
Bryozoa "stick indet." Ehrenberg 1831
Craniata
 Craniopsida - Craniopsidae
Paracraniops sp.
Paracraniops sp. Williams 1963
Strophomenata
 Strophomenida - Rafinesquinidae
Kjerulfina sp., "Macrocoelia sp." = Colaptomena, Leptaena sp., Kiaeromena sp.
Kjerulfina sp. Bancroft 1929
x
"Macrocoelia sp." = Colaptomena Cooper 1956
x
Leptaena sp. Dalman 1828
x
Kiaeromena sp. Spjeldnaes 1957
x
 Strophomenida - Strophomenidae
Strophomena sp.
Strophomena sp. Rafinesque and De Blainville 1824
x
 Strophomenida - Sowerbyellidae
Eoplectodonta sp., Sowerbyella sp.
Eoplectodonta sp. Kozlowski 1929
x
Sowerbyella sp. Jones 1928
 Orthotetida - Triplesiidae
Bicuspina spiriferoides
Rhynchonellata
 Rhynchonellida - Trigonirhynchiidae
Rostricellula sparsa
 Orthida - Plaesiomyidae
Dinorthis berwynensis
Dinorthis berwynensis Whittington 1938
 Orthida - Dalmanellidae
Dalmanella sp., Howellites sp., Onniella sp.
Dalmanella sp. Hall and Clarke 1892
Howellites sp. Bancroft 1945
Onniella sp. Bancroft 1928
x
 Orthida - Harknessellidae
Reuschella oblonga, Reuschella horderleyensis
Reuschella horderleyensis Bancroft 1929
was Pteriaceidae indet.
Gastropoda
 Murchisoniina - Lophospiridae
Lophospira sp.
Lophospira sp. Whitfield 1886 snail
Cephalopoda
 Orthocerida - Orthoceratidae
Orthoceras sp.
Orthoceras sp. Breynius 1832
Tergomya
 Cyrtonellida - Cyrtolitidae
Cyrtolites sp.
Cyrtolites sp. Conrad 1838
Bivalvia
 Myalinida - Ambonychiidae
Psilonychia sp.
Psilonychia sp. Ulrich 1893 clam
x
Crinoidea
  -
Crinoidea "ossicles"
Crinoidea "ossicles" Miller 1821 Sea lily