North Wales Rawtheyan Assemblage 1, England: Rawtheyan, United Kingdom

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Sphaeronitidae
Haplosphaeronis sp. Jaekel 1926
Rhombifera - Echinosphaeritidae
Echinosphaerites sp. Wahlenberg 1818
Rhombifera - Pleurocystitidae
Pleurocystites sp.
Rhombifera - Cheirocrinidae
Cheirocrinus sp. Eichwald 1856
originally entered as "Cheirocrinus" sp."
Rhombifera - Caryocrinitidae
Caryocrinites sp. Say 1825
originally entered as "Caryocrinites" sp."
Lingulata - Lingulida - Obolidae
Lingulella sp. Salter 1866
Craniata - Craniida - Craniidae
Philhedra sp. Koken 1889
Craniata - Craniopsida - Craniopsidae
Paracraniops sp. Williams 1963
Strophomenata - Billingsellida - Clitambonitidae
Vellamo sp. Opik 1930
Strophomenata - Billingsellida - Gonambonitidae
Kullervo sp. Opik 1932
Strophomenata - Orthotetida - Triplesiidae
Oxoplecia sp. Wilson 1913
Triplesia sp. Hall 1859
Strophomenata - Orthotetida - Chilidiopsidae
Fardenia sp. Lamont 1935
Strophomenata - Strophomenida - Christianiidae
Christiania sp. Hall and Clarke 1892
Strophomenata - Strophomenida - Sowerbyellidae
Sowerbyella sp. Jones 1928
Kozlowskites sp. Havlicek 1952
Strophomenata - Strophomenida - Leptestiidae
Leangella sp. Opik 1933
Diambonia sp. Cooper and Kindle 1936
synonym of Leangella
Sampo sp. Opik 1933
Strophomenata - Strophomenida - Aegiromenidae
Chonetoidea sp. Jones 1928
Strophomenata - Strophomenida - Furcitellidae
? Luhaia sp. Roomusoks 1956
originally entered as "Luhaia? sp."
Katastrophomena sp. Cocks 1968
Strophomenata - Strophomenida - Glyptomenidae
Mjoesina sp. Spjeldnaes 1957
Strophomenata - Strophomenida - Strophomenidae
Gunnarella sp. Spjeldnaes 1957
Strophomena sp. Rafinesque and De Blainville 1824
Strophomenata - Strophomenida - Rafinesquinidae
Kjaerina sp. Bancroft 1929
Leptaena sp. Dalman 1828
Rhynchonellata - Pentamerida - Parastrophinidae
Parastrophina sp. Schuchert and LeVene 1929
Rhynchonellata - Athyridida - Meristellidae
Cryptothyrella sp. Cooper 1942
synonym of Hindella
Rhynchonellata - Atrypida - Cyclospiridae
Cyclospira sp. Hall and Clarke 1893
Rhynchonellata - Atrypida - Protozygidae
Protozyga sp. Hall and Clarke 1893
Rhynchonellata - Atrypida - Atrypidae
Plectatrypa sp. Schuchert and Cooper 1930
Rhynchonellata - Atrypida - Anazygidae
Catazyga sp. Hall and Clarke 1893
Rhynchonellata - Protorthida - Skenidiidae
Skenidioides sp. Schuchert and Cooper 1931
Rhynchonellata - Orthida - Saukrodictyidae
Saukrodictya sp. Wright 1964
Rhynchonellata - Orthida - Linoporellidae
Laticrura sp. Cooper 1956
Rhynchonellata - Orthida - Dicoelosiidae
Dicoelosia sp. King 1850
Rhynchonellata - Orthida - Dalmanellidae
Dalmanella sp. Hall and Clarke 1892
Ravozetina sp. Havlícek 1974
Howellites sp. (Bancroft 1945)
original and current combination Resserella (Howellites)
Eremotrema sp. Cooper 1956
Rhynchonellata - Orthida - Harknessellidae
Reuschella sp. Bancroft 1928
Rhynchonellata - Orthida - Plaesiomyidae
Plaesiomys sp. Hall and Clarke 1892
Rhynchonellata - Orthida - Glyptorthidae
Glyptorthis sp. Foerste 1914
Rhynchonellata - Orthida - Orthidiellidae
Portranella sp. Wright 1964
Rhynchonellata - Orthida - Productorthidae
Nicolella sp. Reed 1917
Rhynchonellata - Orthida - Orthidae
Orthambonites sp. Pander 1830
Rhynchonellata - Orthida - Hesperorthidae
Dolerorthis sp. Schuchert and Cooper 1931
Rhynchonellata - Orthida - Platystrophiidae
Platystrophia sp. King 1850
Rhynchonellata - Orthida - Cremnorthidae
Cremnorthis sp. Williams 1963
Rhynchonellata - Orthida - Plectorthidae
Schizophorella sp. Reed 1917
Stenolaemata
Stenolaemata indet. Borg 1926
Stenolaemata - Cyclostomata - Corynotrypidae
Corynotrypa sp. Bassler 1911
Stenolaemata - Cryptostomata - Ptilodictyidae
Ptilodictya sp. Lonsdale 1839
originally entered as "Ptillodictya sp."
Gastropoda - Murchisoniina - Trochonematidae
Trochonema sp. Salter 1859
Ostracoda - Leperditellocopida - Primitiidae
Primitia sp. Jones and Holl 1923
Trilobita - Corynexochida - Styginidae
? Stygina sp. Salter 1853
originally entered as "Stygina? sp."
Trilobita - Corynexochida - Illaenidae
? Illaenus sp. Dalman 1827
originally entered as "Illaenus? sp."
? Stenopareia sp. Holm 1886
originally entered as "Stenopareia? sp."
Trilobita - Proetida - Proetidae
Astroproetus sp. (Begg 1939)
original and current combination Proetus (Astroproetus)
Trilobita - Phacopida - Calymenidae
Gravicalymene sp. Shirley 1936
Flexicalymene sp. Shirley 1936
Prionocheilus sp. Rouault 1847
Trilobita - Phacopida - Pterygometopidae
Calyptaulax sp. Cooper 1930
Trilobita - Phacopida - Encrinuridae
Encrinurus sp. Emmrich 1844
Atractopyge sp. Hawle and Corda 1847
Cybeloides sp. Slocum 1913
Trilobita - Phacopida - Cheiruridae
Sphaerocoryphe sp. Angelin 1854
Pseudosphaerexochus sp. (Schmidt 1881)
original and current combination Cheirurus (Pseudosphaerexochus)
Trilobita - Harpetida - Harpetidae
Paraharpes sp. Whittington 1950
synonym of Hibbertia
Trilobita - Trinucleida - Trinucleidae
Tretaspis sp. M'Coy 1849
Trilobita - Lichida - Lichidae
? Platylichas sp. (Gürich 1901)
originally entered as "Platylichas? sp."
Trilobita - Odontopleurida - Odontopleuridae
Primaspis sp. Richter and Richter 1917
Anthozoa - Stauriida - Streptelasmatidae
Streptelasmatidae indet. (Nicholson 1889)
Streptelasmidae
Anthozoa - Stauriida - Petraiidae
Petraia sp. Münster 1839
Anthozoa - Heliolitida - Heliolitidae
Heliolites sp. Dana 1846
see common names

Geography
Country:United Kingdom State/province:England
Coordinates: 53.0° North, 3.0° West (view map)
Paleocoordinates:45.7° South, 16.9° West
Geographic resolution:local area
Time
Period:Ordovician Epoch:Late/Upper Ordovician
Stage:Katian 10 m.y. bin:Ordovician 5
*Period:Late/Upper Ordovician *Epoch:Middle Ashgill
*International age/stage:Rawtheyan
Key time interval:Rawtheyan
Age range of interval:448.90000 - 445.20000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Lithology and environment
Primary lithology: sandstone
Secondary lithology: "carbonate"
Environment:transition zone/lower shoreface
Geology comments: Fine-grained sandstone with localized carbonates
Taphonomy
Collection methods and comments
Reason for describing collection:paleoecologic analysis
Metadata
Database number:3667
Authorizer:A. Miller Enterer:P. Novack-Gottshall
Research group:marine invertebrate
Created:1999-08-06 11:58:08 Last modified:1999-08-06 14:58:08
Access level:the public Released:2000-11-20 13:53:20
Creative Commons license:CC BY
Reference information

Primary reference:
169. P. J. Brenchley, B. Cullen, and G. Newall. 1982. The environmental distribution of associations belonging to the Hirnantia fauna - evidence from North Wales & Norway. In D. L. Bruton (ed.), Aspects of the Ordovician System 295:113-125 [A. Miller/P. Novack-Gottshall/P. Wagner]