Where: Western Australia, Australia (27.6° S, 114.2° E: paleocoordinates 50.6° S, 89.9° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Gearle Siltstone Formation, Early/Lower Cenomanian (99.6 - 93.5 Ma)

• In the "Alinga Formation" (Gearle Siltstone), middle of a 0.35 m thick bed characterized by conspicuous Chondrites and Planolites, 0.52 m below the base of the "Beedagong Claystone" (Haycock Marl).

• bed-level stratigraphic resolution

Environment/lithology: coastal; poorly lithified, bioturbated, glauconitic, sandy claystone

Size class: macrofossils

Reposited in the WAM

Collection methods: surface (float)

Primary reference: M. Siverson. 1996. Lamniform sharks of the mid Cretaceous Alinga Formation and Beedagong Claystone, Western Australia. Palaeontology 39:813-849 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 215795: authorized by Matthew Clapham, entered by Matthew Clapham on 21.11.2020

Creative Commons license: CC BY (attribution)