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
| |
Angiospermae | |
Cupanieidites orthoteichus soapberry | |
Nothofagidites emarcidus, Nothofagidites falcatus, Nothofagidites asperus, Nothofagidites brachyspinulosus
Nothofagidites falcatus Hekel 1972
Nothofagidites asperus Cookson 1958
Nothofagidites brachyspinulosus Harris 1965 | |
Casuarinidites cainozoicus Cookson and Pike 1954 | |
| |
Ilexpollenites anguloclavatus McIntyre 1968 | |
Polycolporopollenites esobalteus Pocknall and Mildenhall 1984 knotweed | |
Proteacidites spp. Cookson and Couper 1953 | |
Dicotyledoneae | |
Ericipites scabratus Harris 1965 heather | |
Podocarpidites spp. Cookson 1947 podocarp
Microcachrydites antarcticus podocarp
Microalatidites paleogenicus Mildenhall and Pocknall 1989 podocarp | |
Cupressaceae indet. Gray 1822 cypress | |
Magnoliopsida | |
Haloragacidites harrisii Mildenhall and Harris 1971 | |
Psiladiporites | |
| |
Polypodiopsida | |
"Triletes tuberculiformis" = Trilites tuberculiformis
"Triletes tuberculiformis" = Trilites tuberculiformis Cookson 1947 | |
Gleicheniidites spp. Dettmann 1963 | |
Laevigatosporites spp. Ibrahim 1933 | |
Polypodiisporites sp. PotoniƩ 1931 | |
Pteridopsida | |
Matonisporites ornamentalis Partridge 1973 | |
Equisetopsida | |
Araucariacites australis Cookson 1947 | |
Dinophyceae | |
Spiniferites spp. Mantell 1850 | |
| |
Operculodinium centrocarpum Wall 1967 |