Where: Iran (36.7° N, 53.4° E: paleocoordinates 14.4° S, 47.7° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: bifurcatus ammonoid zone, Lar Formation, Middle Oxfordian (161.2 - 155.7 Ma)

• Bifurcatus zone, Grossouvrei subzone

• bed-level stratigraphic resolution

Environment/lithology: lithified limestone and lithified chert

Size class: macrofossils

Preservation: cast

Primary reference: H. Parent, G. Melendez, and M. Falahatgar. 2012. Oxfordian ammonites from Rostam Kola, northern East Alborz, North Iran. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen 263(2):133-142 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 132058: authorized by Wolfgang Kiessling, entered by Uta Merkel on 06.08.2012, edited by Mihaela Krause

Creative Commons license: CC BY (attribution)