Where: Gloucestershire, United Kingdom (51.8° N, 1.9° W: paleocoordinates 38.5° N, 3.4° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Asteroceras obtusum ammonoid zone, Lower Lias Formation (Lias Group), Sinemurian (199.3 - 190.8 Ma)
• "Asteroceras obtusum Zone, Asteroceras obtusum 'sensu stricto' Subzone" (Melville 1956)
•"1512ft - 1548ft" (Melville 1956)
• group of beds-level stratigraphic resolution
Environment/lithology: calcareous shale
Size class: macrofossils
Preservation: mold/impression
Reposited in the BGS
Collection methods: core
Primary reference: R. V. Melville. 1956. The Stratigraphical Palaeontology, ammonites excluded, of the Stowell Park borehole. Bulletin of the Geological Survey of Great Britain 11:67-139 [A. Dunhill/B. Allen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 204148: authorized by Alex Dunhill, entered by Bethany Allen on 02.09.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Lucina limbata clam | |
Semuridia sp. Melville 1956 oyster
Semuridia quadrata Melville 1956 oyster | |
"Gervillia lanceolata" = Gervillella lanceolata, Bakevellia sp.
"Gervillia lanceolata" = Gervillella lanceolata Muenster 1826 oyster
Bakevellia sp. King 1848 oyster | |
"Anningia faberi" = Anningella
"Anningia faberi" = Anningella scallop | |
"Oxytoma inequivalve" = Oxytoma inequivalvis
"Oxytoma inequivalve" = Oxytoma inequivalvis Sowerby 1819 scallop | |
Cephalopoda | |
Xipheroceras binodulatum ammonite
Xipheroceras dudressieri d'Orbigny 1845 ammonite | |
"Arnioceras semicostatoides" = Arnioceras, "Arnioceras anageneticum" = Arnioceras, "Arnioceras flavum" = Arnioceras, ""Eparnioceras" sp." = Arnioceras
"Arnioceras semicostatoides" = Arnioceras ammonite
"Arnioceras anageneticum" = Arnioceras ammonite
"Arnioceras flavum" = Arnioceras ammonite
""Eparnioceras" sp." = Arnioceras Hyatt 1867 ammonite | |
Cymbites laevigatus Sowerby 1827 ammonite | |
Asteroceras obtusum Sowerby 1817 ammonite |