Where: Malaysia (1.1° N, 111.9° E: paleocoordinates 9.2° N, 123.7° E)
• coordinate estimated from map
• hand sample-level geographic resolution
When: Late/Upper Tithonian (150.8 - 145.0 Ma)
• Ristola altissima Zone (Zone 4)
• bed-level stratigraphic resolution
Environment/lithology: basinal (siliceous); lithified chert and lithified, cherty/siliceous mudstone
Size class: microfossils
Collection methods: bulk, hydroflouric,
• The Radiolaria were retrieved from the chert by using hydrofluoric acid following the method of Pessagno and Newport (1972)
Primary reference: B. Jasin. 1996. Late Jurassic to Early Cretaceous Radiolaria from chert blocks in th Lubok Antu melange, Sarawak, Malaysia. Journal of Southeast Asian Earth Sciences 13(1):1-11 [W. Kiessling/T. Schossleitner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 69299: authorized by Wolfgang Kiessling, entered by Thomas Schossleitner on 24.02.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
Protozoa | |
"Neotripocyclia sp." = Suna
"Neotripocyclia sp." = Suna Wu 1986 radiolarian | |
Acanthocircus carinatus Foreman 1973 radiolarian | |
Hsuum cf. cuestaensis radiolarian | |
Protunuma sp. Ichikawa and Yao 1976 radiolarian | |
Archaeodictyomitra excellens Tan Sin Hok 1927 radiolarian | |
Ristola boesii, Ristola altissima, Parvicingula sp., Parvicingula excelsa, Mirifusus baileyi, Mirifusus mediodilatatus
Ristola boesii radiolarian
Ristola altissima Rüst 1885 radiolarian
Parvicingula sp. Pessagno 1977 radiolarian
Parvicingula excelsa Pessagno and Blome 1984 radiolarian
Mirifusus baileyi Pessagno 1977 radiolarian
Mirifusus mediodilatatus Rüst 1885 radiolarian | |
Spongocapsula sp. Pessagno 1977 radiolarian | |
Angulobracchia sp. Baumgartner 1980 radiolarian | |
"Sphaerostylus lanceola" = Stylosphaera
"Sphaerostylus lanceola" = Stylosphaera radiolarian | |
| |
Homoeoparonaella gigantea Baumgartner 1980 radiolarian |