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: Microderoceras birchi ammonoid zone, Lower Lias Formation (Lias Group), Sinemurian (199.3 - 190.8 Ma)
• "Caenisites turneri Zone, Microderoceras birchi and Caenisites turneri Subzone" (Melville 1956)
•"1578ft - 1602ft" (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 204150: authorized by Alex Dunhill, entered by Bethany Allen on 02.09.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Semuridia sp., Semuridia quadrata n. sp.
Semuridia sp. Melville 1956 oyster | |
"Gervillia lanceolata" = Gervillella lanceolata
"Gervillia lanceolata" = Gervillella lanceolata Muenster 1826 oyster | |
"Lima (Plagiostoma) aff. gigantea" = Plagiostoma giganteum
"Lima (Plagiostoma) aff. gigantea" = Plagiostoma giganteum Sowerby 1814 file clam | |
Lucina sp. Bruguière 1797 clam | |
? Cercomya sp. Agassiz 1843 clam | |
"Nucula (Palaeonucula) navis" = Palaeonucula navis
"Nucula (Palaeonucula) navis" = Palaeonucula navis Piette 1868 nut clam | |
Cephalopoda | |
Caenisites sp. Buckman 1925 ammonite
Caenisites turneri Sowerby 1824 ammonite | |
"Sulciferites sp." = Angulaticeras
"Sulciferites sp." = Angulaticeras Quenstedt 1882 ammonite | |
Cymbites sp. Neumayr 1878 ammonite | |
? Arnioceras sp. Hyatt 1867 ammonite | |
Promicroceras capricornoides ammonite
Microderoceras birchi Sowerby 1820 ammonite | |
Gastropoda | |
Ataphrus sp. Gabb 1869 snail | |
Procerithium nannoide n. sp. Melville 1956 snail | |
"Natica" plicata moon snail | |
Trochoturbella concavispira n. sp.
Trochoturbella concavispira n. sp. Melville 1956 snail |