Alum Bay, Headon Beds (Beds 53-61), Isle of Wight (Eocene of the United Kingdom)

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: Headon Hill Formation, Late/Upper Eocene (37.2 - 33.9 Ma)

• Upper Division, beds 53-61 (numbered bottom to top)

• group of beds-level stratigraphic resolution

Environment/lithology: shelly/skeletal, green, yellow, argillaceous marl and lignite

• marls and limestones, some parts shelly, indurated, greenish yellow

Size class: macrofossils

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 39676: authorized by John Alroy, entered by Erin Leckey on 02.06.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Sessilia - Balanidae
Balanus sp. Da Costa 1778 barnacle
 Ostreida - Ostreidae
Ostrea sp. Linnaeus 1758 oyster
two species
 Pholadida - Corbulidae
Corbula sp. Bruguière 1789 clam
 Stromboidea - Strombidae
"Fusus labiatus" = Rostellaria (Fusus)
"Fusus labiatus" = Rostellaria (Fusus) true conch
 Naticoidea - Naticidae
Natica sp. Scopoli 1777 moon snail
 Sorbeoconcha - Potamididae
 Sorbeoconcha - Thiaridae
"Melania fasciata" = Thiara
"Melania fasciata" = Thiara snail
 Sorbeoconcha - Melanopsidae
Melanopsis sp. Férussac 1807 snail
 Neritoidea - Neritidae