Where: Hungary (47.7° N, 18.5° E: paleocoordinates 29.0° N, 27.9° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Grammoceras thouarsense ammonoid zone, Late/Upper Toarcian (180.1 - 175.6 Ma)

• Pseudogrammoceras bingmanni subzone

• bed-level stratigraphic resolution

Environment/lithology: basinal (); lithified, nodular, red, muddy, calcareous marl

Size class: macrofossils

Preservation: cast

Primary reference: Z. Kovács. 2009. Toarcian-Aalenian Hammatoceratinae (Ammonitina) from the Gerecse Mts (NE Transdanubian Range, Hungary). Fragmenta Palaeontologica Hungarica 27:1-72 [J. Pálfy/A. Kocsis] more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 107913: authorized by József Pálfy, entered by Adam Kocsis on 18.04.2011