Also known as "London Clay" (Bed 29)
Where: England, United Kingdom (50.7° N, 1.6° W: paleocoordinates 49.1° N, 5.5° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Middle Member (Barton Beds Formation), Late/Upper Eocene (37.2 - 33.9 Ma)
• Prestwich's stratigraphy is a bit screwy. No one else has recognized the London Clay in this area. This bed is probably part of the Barton Beds (Bosma, 1974). Gardner et al. are the first I've found who call these Barton Beds.
• bed-level stratigraphic resolution
Environment/lithology: marine; shelly/skeletal, black, brown claystone and pebbly, green sandstone
Size classes: macrofossils, microfossils
Primary reference: J. Prestwich. 1846. On the Tertiary or SupraCretaceous Formations of the Isle of Wight as exhibited in the sections at Alum Bay and White Cliff Bay. Quarterly Journal of the Geological Society of London 2:233-259 [J. Alroy/E. Leckey/E. Leckey]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 39695: authorized by John Alroy, entered by Erin Leckey on 03.06.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Ampullaria acuta Lamarck 1804 moon snail
Ampullaria patula Lamarck 1804 moon snail | |
"Rostellaria rimosa" = Rimella rimosa
"Rostellaria rimosa" = Rimella rimosa Solander 1766 true conch | |
"Murex tricarinatus" = Pterynotus (Pterynotus) crenulatus tricarinatus
"Murex tricarinatus" = Pterynotus (Pterynotus) crenulatus tricarinatus Lamarck 1803 mustached bat | |
"Voluta luctator" = Athleta (Volutospina) luctator, "Voluta spinosa" = Athleta (Volutospina) spinosa, "Voluta lima" = Volutocorbis lima
"Voluta luctator" = Athleta (Volutospina) luctator Sowerby 1823 volute
"Voluta spinosa" = Athleta (Volutospina) spinosa Linnaeus 1758 volute
"Voluta lima" = Volutocorbis lima Sowerby 1823 volute | |
"Fusus bulbiformis" = Sycostoma bulbiforme
"Fusus bulbiformis" = Sycostoma bulbiforme Lamarck 1803 snail | |
Buccinum desertum true whelk | |
Fusus errans snail
Fusus longaevus Solander 1766 snail | |
"Ancillaria canalifera" = Ancilla
"Ancillaria canalifera" = Ancilla olive snail | |
Cancellaria evulsa snail | |
"Conus dormitor" = Conorbis dormitor
"Conus dormitor" = Conorbis dormitor Solander 1766 cone shell | |
"Turritella conoidea" = Haustator conoidea
"Turritella conoidea" = Haustator conoidea Sowerby 1814 turret shell | |
Scaphopoda | |
Dentalium costatum tusk shell | |
Bivalvia | |
"Nucula similis" = Nucula (Pronucula) similis
"Nucula similis" = Nucula (Pronucula) similis Cossmann and Pissarro 1904 nut clam | |
Crassatella sulcata Solander 1866 clam | |
Venericardia globosa clam | |
Cyrena obovata clam | |
? Venus sp. Linnaeus 1758 venus clam | |
Ostrea sp. Linnaeus 1758 oyster | |
"Pectunculus scalaris" = Pectunculina scalaris
"Pectunculus scalaris" = Pectunculina scalaris Sowerby 1825 clam | |
Echinoidea | |
Spatangus sp. Gray 1825 heart urchin | |
Anthozoa | |
Anthozoa indet. Ehrenberg 1834 | |
unclassified | |
Plantae indet. Haeckel 1866 | |
Foraminifera | |
Foraminifera indet. foram | |