Cerro Los Quesos (Miocene of Peru)

Where: Ica, Peru (14.5° S, 75.7° W: paleocoordinates 14.8° S, 74.3° W)

• coordinate stated in text

• local area-level geographic resolution

When: F Member (Pisco Formation), Messinian (7.2 - 5.3 Ma)

• Messinian age after Lambert et al. 2015 (60319)

• formation-level stratigraphic resolution

Environment/lithology: lagoonal; diatomaceous siltstone

• high sedimentation rate, shallow-to-deep shelf, upwelling

Size classes: macrofossils, mesofossils, microfossils

Preservation: soft parts, original phosphate

Primary reference: R. Esperante, L. Brand, K. E. Nick, O. Poma, and M. Urbina. 2008. Exceptional occurrence of fossil baleen in shallow marine sediments of the Neogene Pisco Formation, Southern Peru. Palaeogeography, Palaeoclimatology, Palaeoecology 257:344-360 [M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 78518: authorized by Mark Uhen, entered by Mark Uhen on 07.02.2008, edited by Catalina Pimiento and Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Mollusca indet.3 Linnaeus 1758
Chondrichthyes
 Lamniformes - Otodontidae
"Carcharodon megalodon" = Otodus megalodon5
"Carcharodon megalodon" = Otodus megalodon5 Agassiz 1835 megalodon
Mammalia
 Cetacea - Ziphiidae
Nazcacetus urbinai n. gen. n. sp.3, Chavinziphius maxillocristatus n. gen. n. sp.1
Nazcacetus urbinai n. gen. n. sp.3 Lambert et al. 2009 beaked whale
Chavinziphius maxillocristatus n. gen. n. sp.1 Bianucci et al. 2016 beaked whale
 Cetacea - Kogiidae
Platyscaphokogia landinii2 Collareta et al. 2020 pygmy sperm whale
 Cetacea -
Acrophyseter "sp. MUSM 2182"4 Lambert et al. 2008 toothed whale
Acrophyseter sp.
 Cetacea - Pontoporiidae
Brachydelphis mazeasi3 Muizon 1988 toothed whale
 Cetacea -
Mysticeti indet. Cope 1891 whale
Reptilia
 Crocodylia - Gavialidae
Sacacosuchus sp.6 Salas-Gismondi et al. 2022 crocodilian
MUSM 4006