Where: Antarctica (62.6° S, 61.2° W: paleocoordinates 50.8° S, 35.8° W)

• coordinate based on unpublished field data

• hand sample-level geographic resolution

When: Anchorage Formation, Late/Upper Tithonian (150.8 - 145.0 Ma)

• Subzone 4 alpha

• bed-level stratigraphic resolution

Environment/lithology: basinal (); lithified, concretionary, tuffaceous, black mudstone

Size class: microfossils

Preservation: original silica

Collection methods: bulk, chemical, hydrochloric,

Primary reference: W. Kiessling, R. Scasso, A. Zeiss, A. Riccardi, and F. Medina. 1999. Combined radiolarian-ammonite stratigraphy for the Late Jurassic of the Antarctic Peninsula: Implications for radiolarian stratigraphy. Geodiversitas 21(4):687-713 [W. Kiessling/W. Kiessling/W. Kiessling]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 51828: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 21.06.2005

Creative Commons license: CC BY (attribution)