Bouldnor Cliff, Lower Hamstead Beds, Isle of Wight (Eocene of the United Kingdom)

Where: England, United Kingdom (50.7° N, 1.5° W: paleocoordinates 49.2° N, 5.4° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Lower Hamstead Beds Formation, Late/Upper Eocene (37.2 - 33.9 Ma)

• Author recognizes Lower Hamstead Beds as a formation, the exact stratigraphic position of fossils has been compromised by sliding of strata that has occurred along the cliff face

• group of beds-level stratigraphic resolution

Environment/lithology: foreshore; claystone

• thin bands of clay

Size class: mesofossils

Collection methods: bulk,

Primary reference: A. A. Bosma. 1974. Rodent biostratigraphy of the Eocene-Oligocene transitional strata of the Isle of Wight. Utrecht Micropaleontological Bulletins. Special Publication 1:1-113 [J. Alroy/E. Leckey/E. Leckey]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 39300: authorized by John Alroy, entered by Erin Leckey on 25.05.2004, edited by John Alroy, Juan Benito Moreno and Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

Actinopteri
 Teleostei -
Reptilia
 Testudines -
"Chelonia indet." = Testudines
"Chelonia indet." = Testudines Batsch 1788 turtle
Mammalia
 Rodentia - Theridomyidae
 Rodentia - Cricetidae
"Eucricetodon atavus" = Atavocricetodon atavus
"Eucricetodon atavus" = Atavocricetodon atavus Misonne 1957 mouse
 Rodentia - Gliridae
"Bransatoglis planus" = Oligodyromys planus3, "Gliravus fordi n. sp." = Glamys fordi1, "Glamys fordi" = Glamys fordi3
"Bransatoglis planus" = Oligodyromys planus3 Bahlo 1975 dormouse
"Gliravus fordi n. sp." = Glamys fordi1 Bosma and de Bruijn 1979 dormouse
holotype (M2) and 70 paratypes
"Glamys fordi" = Glamys fordi3 Bosma and de Bruijn 1979 dormouse
 Rodentia - Castoridae
Steneofiber sp. Geoffroy 1833 beaver
 Lipotyphla - Talpidae
Eotalpa anglica3 Sigé et al. 1977 mole
 Perissodactyla - Rhinocerotidae
 Tribosphenida - Nyctitheriidae
Saturninia gracilis3 Stehlin 1940 placental
 Tribosphenida -
Amphidozotherium sp.3 Filhol 1877 placental
 Ungulata - Anoplotheriidae
Anoplotherium latipes2 Gervais 1852 even-toed ungulate
one specimen from "the log bed, top of the lower Hamstead Member... Bouldnor... mammal level Ham 3" and another from "Beckles Collection, Bouldnor Cliff, assumed lower Hamstead Member"
 Theriiformes - Herpetotheriidae
Amphiperatherium sp.3 Filhol 1879 marsupial