List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Anthozoa
- Heliolitida
- Halysitidae
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Halysites sp.
von Waldheim 1813
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Rhombifera
- Cheirocrinidae
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Cheirocrinus sp.
Eichwald 1856
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Rhombifera
- Caryocystitidae
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Heliocrinites sp.
Eichwald 1840
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Gastropoda
- Euomphalina
- Euomphalidae
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Euomphalidae indet.
White 1877
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Strophomenata
- Billingsellida
- Gonambonitidae
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Kullervo complectens
(Wiman 1907)
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| ssp. albida | ||||||||||
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Strophomenata
- Strophomenida
- Aegiromenidae
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Chonetoidea cf. papillosa
(Reed 1905)
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| synonym of Chonetoidea radiatula | ||||||||||
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Strophomenata
- Strophomenida
- Leptestiidae
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Leangella cf. scissa
(Davidson 1871)
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Sampo cf. ruralis
(Reed 1917)
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= Sampo transversa
Cocks 2014
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Cocks 2014 | |||||||||
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Strophomenata
- Strophomenida
- Sowerbyellidae
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Sowerbyella cf. sladensis
Jones 1928
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Strophomenata
- Strophomenida
- Strophomenidae
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Strophomena ceiriogensis
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? Limbimurina sp.
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= Gunnarella mcdermotti
Cocks 2014
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Cocks 2014 | |||||||||
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Strophomenata
- Strophomenida
- Furcitellidae
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Katastrophomena dolhirensis
Hiller 1980
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Strophomenata
- Strophomenida
- Rafinesquinidae
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Leptaena cf. rugosa
Dalman 1828
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Strophomenata
- Orthotetida
- Triplesiidae
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Oxoplecia cf. plicata
(Wiman 1907)
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| Triplesia plicata | ||||||||||
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Rhynchonellata
- Pentamerida
- Porambonitidae
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Porambonites sp.
Pander 1830
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Rhynchonellata
- Orthida
- Glyptorthidae
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Spinorthis geniculata
Wright 1964
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Glyptorthis cf. maritima
Wright 1964
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Rhynchonellata
- Orthida
- Orthidae
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Orthambonites cf. humilidorsatus
Wright 1964
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| recombined as Sulevorthis humilidorsatus | ||||||||||
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Rhynchonellata
- Orthida
- Hesperorthidae
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Dolerorthis aff. intercostata
(de Sowerby and Murchison 1839)
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| original and current combination Orthis intercostata | ||||||||||
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Rhynchonellata
- Orthida
- Productorthidae
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Nicolella actoniae
(de Sowerby and Murchison 1839)
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Rhynchonellata
- Orthida
- Platystrophiidae
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Platystrophia anomala
Hiller 1980
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Rhynchonellata
- Orthida
- Harknessellidae
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Reuschella sp.
Bancroft 1928
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Rhynchonellata
- Orthida
- Dalmanellidae
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Eremotrema cf. paucicostellatum
Mitchell 1977
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Rhynchonellata
- Orthida
- Linoporellidae
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Laticrura cf. erecta
Wright 1964
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Rhynchonellata
- Atrypida
- Anazygidae
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Catazyga cf. headi
(Billings 1862)
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Rhynchonellata
- Protorthida
- Skenidiidae
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Skenidioides cf. asteroideus
(Reed 1917)
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Lingulata
- Lingulida
- Obolidae
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Lingulella sp.
Salter 1866
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| sp. B | ||||||||||
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Trilobita
- Trinucleida
- Trinucleidae
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Tretaspis sp.
M'Coy 1849
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Tretaspis cf. hadelandica
Stormer 1945
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| ssp. brachystichus | ||||||||||
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Trilobita
- Lichida
- Lichidae
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? Platylichas sp.
(Gürich 1901)
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Trilobita
- Proetida
- Proetidae
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Astroproetus sp.
(Begg 1939)
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| original and current combination Proetus (Astroproetus) | ||||||||||
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Trilobita
- Corynexochida
- Styginidae
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? Stygina sp.
Salter 1853
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Trilobita
- Corynexochida
- Illaenidae
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? Illaenus (Parillaenus) sp.
Jaanusson 1954
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| sgn. (Parillaenus) | ||||||||||
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? Stenopareia sp.
Holm 1886
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Trilobita
- Phacopida
- Encrinuridae
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Cybeloides (Paracybeloides) cf. girvanensis
(Reed 1906)
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| original and current combination Cybeloides girvanensis | ||||||||||
| sgn. (Paracybeloides) | ||||||||||
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Trilobita
- Phacopida
- Calymenidae
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Flexicalymene quadrata
(King 1923)
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| recombined as Gravicalymene quadrata | ||||||||||
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Trilobita
- Odontopleurida
- Odontopleuridae
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? Ceratocephala sp.
Warder 1838
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Ostracoda
- Leperditellocopida
- Primitiidae
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Primitia sp.
Jones and Holl 1923
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| see common names | ||||||||||
Geography
| Country: | United Kingdom | State/province: | Wales |
| Coordinates: | 52.9° North, 3.2° West (view map) | ||
| Paleocoordinates: | 42.5° South, 16.8° West | ||
| Geographic resolution: | local area |
Stratigraphy
| Formation: | Dolhir | ||||
| Stratigraphic resolution: | member | ||||
| Stratigraphy comments: Tyn-y-twmpath and Dolhir Limestone members. | |||||
Lithology and environment
| Primary lithology: | lithified argillaceous,silty mudstone |
| Secondary lithology: | wackestone |
| Lithology description: 70 m of highly cleaved, fissile mudstone. band of limestone (fine grained muddy biosparite) 10 m thick with shaly partings. | |
| Environment: | offshore |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 8290 | ||
| Authorizer: | J. Alroy, P. Wagner | Enterer: | M. Sommers, P. Wagner |
| Modifier: | M. Sommers | Research group: | marine invertebrate |
| Created: | 2000-07-05 09:14:37 | Last modified: | 2000-07-05 13:25:57 |
| Access level: | the public | Released: | 2000-11-20 13:53:36 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 569. | N. Hiller. 1981. The Ashgill rocks of the Glyn Ceirog district, North Wales. Geological Journal 16:181-200 [J. Alroy/M. Sommers/M. Uhen] |
Secondary references:
| 62099 | L. R. M. Cocks. 2014. The Late Ordovician brachiopods of southern Pembrokeshire and adjacent south-western Wales. Special Papers in Palaeontology 91:1-89 [P. Wagner/P. Wagner] |