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; sandy claystone
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 168994: authorized by Carlos Jaramillo, entered by Carlos Jaramillo on 04.05.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Dicolpopollis | |
Dicolpopollis sp. Pflanzl 1956 | |
Equisetopsida | |
Araucariacites australis Cookson 1947 | |
Dicotyledoneae | |
Angiospermae | |
Malvacearumpollis sp. Nagy mallow | |
Cupanieidites orthoteichus soapberry | |
Tricolporopollenites endobalteus McIntyre 1965 spurge | |
Casuarinidites cainozoicus Cookson and Pike 1954 | |
Nothofagidites emarcidus, Nothofagidites falcatus, Nothofagidites brachyspinulosus, Nothofagidites asperus
Nothofagidites falcatus Hekel 1972
Nothofagidites brachyspinulosus Harris 1965
Nothofagidites asperus Cookson 1958 | |
| |
Proteacidites spp. Cookson and Couper 1953 | |
Magnoliopsida | |
Tricolporites microreticulatus, Haloragacidites harrisii, Malvacipollis subtilis, Rhoipites alveolatus
Haloragacidites harrisii Mildenhall and Harris 1971
Malvacipollis subtilis Stover 1973
Rhoipites alveolatus Couper 1953 | |
Podocarpidites spp. Cookson 1947 podocarp
Dacrycarpites australiensis Cookson and Pike 1953 podocarp
Lygistepollenites florinii Stover and Evans 1973 podocarp | |
Polypodiopsida | |
Rugulatisporites mallatus Stover 1973 | |
Laevigatosporites spp. Ibrahim 1933 | |
Polypodiisporites sp. PotoniƩ 1931 | |
Pteridopsida | |
|