Li 48, Livingston Island (Jurassic of Antarctica)

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• coordinate based on unpublished field data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, Early/Lower Tithonian (150.8 - 145.0 Ma)

• Subzone 4 beta

• bed-level stratigraphic resolution

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

• Limestone concretion

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 51824: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 21.06.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

• Incomplete, contains only stratigraphically important taxa
Show authors, comments, and common names
Protozoa
 Entactinaria - Eptingiidae
Perispyridium sp.
Perispyridium sp. Dumitrica 1978 radiolarian
 Nassellaria - Parvicingulidae
Caneta hsui, Praeparvicingula vera, Parvicingula excelsa, Parvicingula jonesi
Caneta hsui Pessagno 1977 radiolarian
Praeparvicingula vera Pessagno and Whalen 1982 radiolarian
Parvicingula excelsa Pessagno and Blome 1984 radiolarian
Parvicingula jonesi Pessagno 1977 radiolarian
 Nassellaria - Hsuidae
Hsuum mclaughlini
Hsuum mclaughlini Pessagno and Blome 1984 radiolarian
 Actinommacea - Xiphostylidae
Suna echiodes
Suna echiodes Foreman 1973 radiolarian
 Spumellaria - Tritrabidae
Tritrabs rhododactylus
Tritrabs rhododactylus Baumgartner 1980 radiolarian
 Spumellaria - Hagiastridae
Crucella theokaftensis
Crucella theokaftensis Baumgartner 1980 radiolarian