SCHEYER, JOHNSON, BASTIAANS, MIEDEMA, MAXWELL & KLUG, 2024

Locality: Oberegg Quarry, Auenstein, Aargau Canton, Switzerland.

Horizon: Lower Acuminata beds, Hauptrogenstein Formation.

Biostratigraphy: Subfurcatum/niortense zone.

Age: Late Bajocian Stage, Middle Dogger Epoch, Middle Jurassic.

Material:

PIUZ A/III 5279: Fragmentary skeleton of an ichthyosaur.

Note: 3 Machimosaurini teeth associated with the skeleton;

PIMUZ A/III 5281a: Tooth associated with a lacrimal.

PIMUZ A/III 5281b: Tooth associated with a left angular.

PIMUZ A/III5281c: A smaller tooth crown associated with the axis neural arch.

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