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El Morro (Miocene to of Chile)

Where: Atacama, Chile (27.1° S, 70.9° W: paleocoordinates 27.4° S, 68.9° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Bahía Inglesa Formation, Tortonian to Tortonian (11.6 - 5.3 Ma)

• "Tortonian-Messinian in age (Gutstein et al., 2009), as indicated by Strontium isotope dating of 6.8 ± 1.3 million years at the top of the sequence"

• bed-level stratigraphic resolution

Environment/lithology: marine; poorly lithified, fine-grained, muddy sandstone

• "marine"
• "in a thin layer of gray and fine sandstone with poorly consolidated mud grains and with abundant semiarticulated and well-preserved vertebrate fossils"

Size class: macrofossils

Collection methods: "The specimen was found by amateur collectors"

•Museo Nacional de Historia Natural, Chile collection

Primary reference: G. Mayr and D. Rubilar-Rogers. 2010. Osteology of a new giant bony-toothed bird from the Miocene of Chile, with a revision of the taxonomy of Neogene Pelagornithidae. Journal of Vertebrate Paleontology 30(5):1313-1330 [M. Uhen/M. Uhen] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 99451: authorized by John Alroy, entered by John Alroy on 11.11.2010

Creative Commons license: CC BY (attribution)