Mañazo, Quebrada Antayaja (Jurassic of Peru)

Where: Peru (15.9° S, 70.4° W: paleocoordinates 17.6° S, 35.4° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Meridiceras externum ammonoid zone, Ibex (189.6 - 183.0 Ma)

• Meridiceras santanderi horizon

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, black, silty limestone

Size class: macrofossils

Collected by G. Santander

• Repository: Universidad Nacional de San Agustin, Arequipa

Primary reference: A. Hillebrandt. 2006. Ammoniten aus dem Pliensbachium (Carixium und Domerium) von Südamerika. Revue de Paléobiologie, Genève 25:1-403 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 181383: authorized by Matthew Clapham, entered by Matthew Clapham on 08.09.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Phylloceratida - Phylloceratidae
Phylloceras hebertinum Reynes 1868 ammonite
 Ammonitida - Coeloceratidae
Meridiceras santanderi n. sp. Hillebrandt 2006 ammonite
 Ammonitida - Eoderoceratidae
Metaderoceras ex gr. gemmellaroi Levi 1896 ammonite
Metaderoceras gr. gemmellaroi – evolutum