Where: Wiltshire, United Kingdom (51.3° N, 2.2° W: paleocoordinates 41.9° N, 7.9° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Pseudocordata ammonoid zone, Westbury Ironstone Member (Ampthill Clay Formation), Late/Upper Oxfordian (161.2 - 155.7 Ma)
• Pseudocordata subzone
• group of beds-level stratigraphic resolution
Environment/lithology: lithified, ferruginous, ooidal limestone
Size class: macrofossils
Reposited in the BGS
Primary reference: J. K. Wright. 2010. The Aulacostephanidae (Ammonoidea) of the Oxfordian/Kimmeridgian boundary beds (Upper Jurassic) of southern England. Palaeontology 53:11-52 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 163938: authorized by Matthew Clapham, entered by Matthew Clapham on 19.11.2014
Creative Commons license: CC BY (attribution)
Taxonomic list
| Cephalopoda | |
Ringsteadia brandesi, Ringsteadia anglica n. sp., Ringsteadia marstonensis, "Ammonites pseudocordatus n. sp." = Ringsteadia pseudocordata
Ringsteadia brandesi Salfeld 1917 ammonite
Ringsteadia anglica n. sp. Salfeld 1917 ammonite
Ringsteadia marstonensis Salfeld 1917 ammonite
"Ammonites pseudocordatus n. sp." = Ringsteadia pseudocordata Blake and Hudleston 1877 ammonite | |