ammonites
Swartkops Brickfield Ophiuroid (Cretaceous of South Africa)

Where: South Africa (33.9° S, 25.6° E: paleocoordinates 45.2° S, 11.8° W)

• coordinate based on nearby landmark

When: Sundays River Formation, Late/Upper Valanginian (140.2 - 136.4 Ma)

• single specimen from a single bedding plane

• bed-level stratigraphic resolution

Environment/lithology: foreshore; lithified, fine-grained mudstone

• "shallow tidal zone depositional environment"
• "massive fine-grained mudrock"

Size class: macrofossils

Primary reference: R. W. Shone. 1986. A new ophiuroid from the Sundays River Formation (Lower Cretaceous), South Africa. Journal of Paleontology 60(4):904-910 [J. Alroy/J. Alroy] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 65285: authorized by John Alroy, entered by John Alroy on 20.09.2006

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)