Where: Greece (38.4° N, 26.0° E: paleocoordinates 6.8° S, 27.8° E)

• coordinate based on nearby landmark

• hand sample-level geographic resolution

When: Marmarotrapeza Formation, Olenekian (251.3 - 247.2 Ma)

• Late Olenekian

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified limestone

Primary reference: D. Mertmann and V. Jacobshagen. 2003. Upper Olenekian (Spathian) ammonoids from Chios (Lower Triassic, Greece): Taxonomy and stratigraphic position. Rivista Italiana di Paleontologia e Stratigraphia 109(3):417-447 [L. Villier/L. Villier] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 73187: authorized by Loic Villier, entered by Loic Villier on 06.06.2007