Also known as Llyn-y-Llawr
Where: Wales, United Kingdom (51.8° N, 4.4° W: paleocoordinates 68.7° S, 20.2° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Bolahaul Member (Ogof Hen Formation), Moridunian (477.7 - 473.8 Ma)
• bed-level stratigraphic resolution
Environment/lithology: coastal; lithified, bioturbated, silty, conglomeratic mudstone
Size class: macrofossils
Collection methods: National Museum of Wales, Cardiff
Primary reference: J. C. W. Cope. 1996. Early Ordovician (Arenig) bivalves from the Llangynog Inlier, South Wales. Palaeontology 39(4):979-1026 [A. Miller/R. Krause/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 87601: authorized by Wolfgang Kiessling, entered by Madeleine Nimke on 20.03.2009, edited by John Alroy
Creative Commons license: CC BY (attribution)
Taxonomic list
Anthozoa | |
Petilavenula varifurcata n. gen. n. sp.
Petilavenula varifurcata n. gen. n. sp. Cope 2005 gorgonian | |
Bivalvia | |
Ovatoconcha fragilis n. gen. n. sp.
Ovatoconcha fragilis n. gen. n. sp. Awning Clam | |
Paulinea parva n. gen. n. sp., Pensarnia laeviformis n. gen. n. sp.
Paulinea parva n. gen. n. sp. clam
Pensarnia laeviformis n. gen. n. sp. clam | |
Moridunia simplicidens n. gen. n. sp.
Moridunia simplicidens n. gen. n. sp. Cope 1996 clam | |
Celtoconcha foveata n. gen. n. sp., Fortowensia grandis n. gen. n. sp., Carminodonta crossi n. gen. n. sp.
Celtoconcha foveata n. gen. n. sp. clam
Fortowensia grandis n. gen. n. sp. clam
Carminodonta crossi n. gen. n. sp. clam | |
Arenigomya carinata n. gen. n. sp.
Arenigomya carinata n. gen. n. sp. clam | |
Parallelodus dyfedensis n. sp., "Goniophora (Cosmogoniophora) extensa n. sp." = Goniophora (Cosmogoniophora), Modiolopsis "sp. A", Modiolopsis "sp. B"
Parallelodus dyfedensis n. sp. clam
"Goniophora (Cosmogoniophora) extensa n. sp." = Goniophora (Cosmogoniophora) clam
Modiolopsis "sp. A" Hall 1847 clam
Modiolopsis "sp. B" Hall 1847 clam | |
Xestoconcha sp. Pojeta and Gilbert-Tomlinson 1977 clam
Eurymya sp. Ulrich 1894 clam | |
Cyrtodontula cf. hadzeli Pojeta and Gilbert-Tomlinson 1977 clam
Cyrtodonta cf. wattii Tate 1896 clam
Cyrtodonta cf. staffordae Pojeta and Gilbert-Tomlinson 1977 clam | |
Falcatodonta costata n. gen. n. sp.
Falcatodonta costata n. gen. n. sp. clam | |
Glyptarca serrata n. sp.
Glyptarca serrata n. sp. clam | |
Cleionychia sp. Ulrich 1892 clam | |
Palaeopteria sp. Whiteaves 1897 oyster | |
Rostroconchia | |
Ribeiria complanata Salter 1859 | |
Trilobita | |
Merlinia murchisoniae Murchison 1839 trilobite | |
Neseuretus ramseyensis Hicks 1873 trilobite |