Where: Baden-Württemberg, Germany (48.7° N, 9.1° E: paleocoordinates 37.9° N, 13.9° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Arietites bucklandi ammonoid zone, Arietenkalk Formation, Early/Lower Sinemurian (196.5 - 189.6 Ma)

• rotiforme subzone, Kalkknollen Beds between Kupferfels Beds and Arieten Beds I

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified limestone

Size class: macrofossils

Primary reference: J. Gründel. 2003. Gastropoden aus dem Unteren Lias (Ober-Hettangium bis Unter-Sinemurium) Südwestdeutschlands [Gastropods from the Lower Liassic (Upper Hettangian to Lower Sinemurian) from southwestern Germany]. Stuttgarter Beiträge zur Naturkunde B, Geologie und Paläontologie 340:1-55 [W. Kiessling/U. Merkel/U. Merkel] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 90446: authorized by Wolfgang Kiessling, entered by Uta Merkel on 23.07.2009