Where: New south wales, Australia (34.0° S, 151.2° E: paleocoordinates 42.5° S, 150.4° E)
• coordinate estimated from map
When: Middle Miocene (16.0 - 11.6 Ma)
• Evidence for the age of the deposit comes from the palynological assemblages. The data are emphatic that the deposit falls within one palynological zone. The maximum and minimum age limits are Early Oligocene and Middle Miocene, based on Acaciapollenites myriosporites, Nothofagidites flemingii, N. goniatus, Tubulifloridites simplis and the absence of taxa which first appear in the Late Miocene, such as Amperea and Monotoca. However, the probable maximum age is Middle Miocene based on the ocurrence of varieties of Canthiumidites (al. Triporopollenites) bellus in the deepest samples boreholes DDH1 and DDH2.
Environment/lithology: terrestrial; claystone and shale
Size class: microfossils
Preservation: adpression
Collection methods: chemical
Primary reference: J. W. Pickett, M. K. Macphail, A. D. Partridgec and M. S. Poled. 1997. Middle Miocene palaeotopography at Little Bay, near Maroubra, New South Wales. Australian Journal of Earth Sciences: An International Geoscience Journal of the Geological Society of Australia 44(4):509-518 [C. Jaramillo/C. Jaramillo]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 168997: authorized by Carlos Jaramillo, entered by Carlos Jaramillo on 04.05.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Crotonipollis sp., Myrtaceaeidites eucalyptoides, Myrtaceaeidites eugenioides, Myrtaceaeidites parvus, Myrtaceaeidites spp., Polyorificites oblatus, Reevesiapollis reticulatus, Zonocostites ramonae
| |
Polypodiopsida | |
Laevigatosporites spp. Ibrahim 1933 | |
Gleicheniidites spp. Dettmann 1963 | |
Polypodiisporites sp. PotoniƩ 1931 | |
"Triletes tuberculiformis" = Trilites tuberculiformis
"Triletes tuberculiformis" = Trilites tuberculiformis Cookson 1947 | |
Pteridopsida | |
Matonisporites ornamentalis Partridge 1973 | |
Psiladiporites | |
| |
Angiospermae | |
Polycolporopollenites esobalteus Pocknall and Mildenhall 1984 knotweed | |
Ilexpollenites anguloclavatus McIntyre 1968 | |
| |
Proteacidites spp. Cookson and Couper 1953 | |
Casuarinidites cainozoicus Cookson and Pike 1954 | |
Nothofagidites emarcidus, Nothofagidites brachyspinulosus, Nothofagidites asperus, Nothofagidites falcatus
Nothofagidites brachyspinulosus Harris 1965
Nothofagidites asperus Cookson 1958
Nothofagidites falcatus Hekel 1972 | |
Cupanieidites orthoteichus soapberry | |
Dicotyledoneae | |
Ericipites scabratus Harris 1965 heather | |
Magnoliopsida | |
Haloragacidites harrisii Mildenhall and Harris 1971 | |
Cupressaceae indet. Gray 1822 cypress | |
Microcachrydites antarcticus podocarp
Microalatidites paleogenicus Mildenhall and Pocknall 1989 podocarp
Podocarpidites spp. Cookson 1947 podocarp | |
Equisetopsida | |
Araucariacites australis Cookson 1947 | |
Dinophyceae | |
Spiniferites spp. Mantell 1850 | |
Operculodinium centrocarpum Wall 1967 | |
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