Where: Turkey (40.8° N, 29.5° E: paleocoordinates 17.5° N, 34.8° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: osmani ammonoid zone, Bithynian (247.2 - 242.0 Ma)

• Level 5 of Assereto; Lower Member of Nodular Limestone formation

• bed-level stratigraphic resolution

Environment/lithology: lithified, nodular limestone

Size class: macrofossils

Collected by R. Assereto in 1969, 1971

• Repository: MPUM (Museo di Paleontologia del Dipartimento di Scienze della Terra dell'Universtia degli Studi de Milano, Italy)

Primary reference: N. Fantini Sestini. 1988. Anisian ammonites from Gebze area (Kokaeli Peninsula, Turkey). Rivista Italiana di Paleontologia e Stratigrafia 94:35-80 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 143916: authorized by Matthew Clapham, entered by Matthew Clapham on 27.04.2013

Creative Commons license: CC BY (attribution)