Camarones River (Miocene to of Ecuador)

Where: Ecuador (1.0° N, 79.6° W: paleocoordinates 0.6° N, 78.0° W)

• coordinate stated in text

When: Onzole Formation, Tortonian to Tortonian (11.6 - 3.6 Ma)

Environment/lithology: marine; fine-grained, muddy siltstone

• fine- grained muddy turbidites

Size class: macrofossils

Primary reference: J. D. Carillo-Briceño, O. A. Aguilera, and F. Rodriguez. 2014. Fossil Chondrichthyes from the central eastern Pacific Ocean and their paleoceanographic significance. Journal of South American Earth Sciences 51:76-90 [M. Uhen/B. Shipps/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 204352: authorized by Mark Uhen, entered by Mark Uhen on 05.09.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Squaliformes - Dalatiidae
Isistius cf. triangulus Probst 1879 shark
 Squatiniformes - Squatinidae
Squatina sp. Dumeril 1806 angel shark
 Pristiophoriformes - Pristiophoridae
Pristiophorus sp. Bleeker 1859 saw shark
 Carcharhiniformes - Sphyrnidae
Sphyrna media Springer 1940 hammerhead shark
 Carcharhiniformes - Carcharhinidae
Rhizoprionodon sp. Whitley 1929 sharpnose shark
Carcharhinus sp. de Blainville 1816 requiem shark
Carcharhinus albimarginatus Rüppell 1837 requiem shark
 Myliobatiformes - Myliobatidae
cf. Mobula sp. Rafinesque 1810 devil ray