Where: England, United Kingdom (51.0° N, 3.0° W: paleocoordinates 37.2° N, 1.1° E)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Psiloceras planorbis zone, Blue Lias Formation, Early/Lower Hettangian (201.3 - 196.5 Ma)
• Psiloceras planorbis Zone, johnstoni Subzone
• formation-level stratigraphic resolution
Environment/lithology: offshore ramp; lithified lime mudstone and poorly lithified marl
Size class: macrofossils
Primary reference: A. Hallam. 1960. A sedimentary and faunal study of the Blue Lias of Dorset and Glamorgan. Philosophical Transactions of the Royal Society, London 243:1-44 [F. Fursich/A. Tomasovych/A. Tomasovych]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 29230: authorized by Franz Fursich, entered by Adam Tomasovych on 27.03.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Bivalvia | |
Mactromya unionides clam | |
Cardinia listeri Sowerby 1817 clam | |
Lima (Plagiostoma) giganteum Sowerby 1814 file clam
Antiquilima succincta von Schlotheim 1813 file clam
Pseudolimea hettangiensis Terquem 1855 file clam | |
"Chlamys subulata" = Camptonectes subulatus
"Chlamys subulata" = Camptonectes subulatus Goldfuss 1834 scallop | |
Pinna hartmanni Zieten 1830 oyster | |
Liostrea irregularis oyster | |
"Modiolus hillanus" = Modiolus (Cyranus) hillanus
"Modiolus hillanus" = Modiolus (Cyranus) hillanus Sowerby 1818 mussel | |
Terquemia arietis clam | |
Cephalopoda | |
"Nautilus striatus" = Cenoceras striatum
"Nautilus striatus" = Cenoceras striatum Sowerby 1817 nautiloid | |
Psiloceras (Caloceras) johnstoni Sowerby 1824 ammonite | |
Crinoidea | |
Isocrinus tuberculatus Sea lily |