Also known as Rio Maitenes

Where: Chile (35.0° S, 70.4° W: paleocoordinates 33.3° S, 33.4° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Baños del Flaco Formation, Late/Upper Tithonian (150.8 - 145.0 Ma)

• lower upper Tithonian based on ammonite biostratigraphy

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified sandstone

Size class: macrofossils

Collected by L. Biró-Bagóczky

• Universidad de Concepcíon collection

Primary reference: A. P. Larrain and L. Biró-Bagóczky. 1985. New Pygurus (Echinodermata: Echinoidea) from the Tithonian of central Chile: first record from the Jurassic of the southern hemisphere. Journal of Paleontology 59(6):1409-1413 [J. Alroy/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 90555: authorized by John Alroy, entered by John Alroy on 05.08.2009, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)