Bahía Inglesa (Miocene of Chile)

Where: Atacama, Chile (27.1° S, 70.8° W: paleocoordinates 27.3° S, 69.3° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Bahía Inglesa Formation, Messinian (7.2 - 5.3 Ma)

• latest Miocene (Canto et al, 2008)

• group of beds-level stratigraphic resolution

Environment/lithology: lagoonal or restricted shallow subtidal; poorly lithified, fine-grained sandstone

• lagoonal/restricted shallow subtidal, submarine canyon, upper continental slope to outer shelf

•Charrier and Croft 2015: Según los autores mencionados, estos depósitos se acumularon en la plataforma continental en ambientes sublitorales a neríticos a profundidades comprendidas entre 0 y 500 m. Algunos niveles clásticos gruesos corresponderían a flujos de detritos provenientes de áreas emergidas

• Charrier and Croft 2015: Entre los sedimentos más finos exsisten intercalaciones de diatomitas, fosforitas y cenizas volcánicas retrabajadas (Rojo, 1985; Marquardt et al. 2000).

Size class: macrofossils

Preservation: original phosphate

Primary reference: P. Quilodran and C. Marquardt. 2001. Catastro y condiciones de fosilizacion de cetaceos neogenos de la Formacion Bahia Inglesa, 27-28 S Tercera Region, norte de Chile. Ameghiniana 38(4):15R-16R [M. Uhen/M. Uhen/J. Alroy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 55535: authorized by Mark Uhen, entered by Mark Uhen on 31.10.2005, edited by Oliver Will

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Lamniformes - Lamnidae
Carcharodon carcharias6, "Isurus hastalis" = Carcharodon hastalis6, "Cosmopolitodus hastalis" = Carcharodon hastalis3
Carcharodon carcharias6 Linnaeus 1758 great white shark
"Isurus hastalis" = Carcharodon hastalis6 Agassiz 1838 white shark
"Cosmopolitodus hastalis" = Carcharodon hastalis3 Agassiz 1838 white shark
Mammalia
 Cetacea - Ziphiidae
Ziphiidae indet. Gray 1850 beaked whale
 Cetacea -
Physeteroidea indet.1 Gray 1868 toothed whale
Livyatan sp.5 Lambert et al. 2010 toothed whale
 Cetacea - Pontoporiidae
Pontoporiidae indet. Gray 1870 toothed whale
Brachydelphis sp.4 Muizon 1988 toothed whale
 Cetacea - Delphinidae
Delphinidae indet. Gray 1821 dolphin
 Cetacea - Phocoenidae
Phocoenidae indet. Gray 1825 porpoise
 Cetacea -
Thalassotherii indet.2 Bisconti et al. 2013 whale
 Cetacea - Balaenopteridae
Balaenopteridae indet. Gray 1864 rorqual
aff. Balaenoptera acutorostrata2 Lacépède 1804 minke whale
 Cetacea - Balaenidae
Balaenidae indet.2 Gray 1821 right whale
 Cetacea - Cetotheriidae
Cetotheriidae indet.2 Brandt 1872 whale
aff. Herpetocetus sp.2 Van Beneden 1872 whale
 Cetacea - Eschrichtiidae
Eschrichtiidae indet.2 Ellerman and Morrisson-Scott 1951 gray whale
 Carnivora - Phocidae
Phocidae indet.3 Gray 1821 seal
 Megatherioidea - Nothrotheriidae
Thalassocnus sp.5 Muizon and McDonald 1995 edentate
Aves
 Odontopterygiformes - Pelagornithidae
Pelagornithidae indet.6 Fürbringer 1888 bird
Pelagornis chilensis5 Mayr and Rubilar-Rogers 2010 bird
 Sphenisciformes - Spheniscidae
cf. Spheniscus sp.6 Brisson 1760 penguin
 Procellariiformes - Diomedeidae
Diomedea sp.6 Linnaeus 1758 albatross
 Procellariiformes - Procellariidae
 Suliformes - Sulidae
Sula sp.6 Brisson 1760 booby
 Suliformes - Phalacrocoracidae
Phalacrocorax sp.6 Brisson 1760 cormorant