Little Bay - DDH1:5.0 m (Miocene of Australia)

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

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 168993: authorized by Carlos Jaramillo, entered by Carlos Jaramillo on 04.05.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Polypodiopsida
  - Polypodiaceae
  - Osmundaceae
Rugulatisporites cowrensis
Rugulatisporites sp. cf. R. cowrensis
 Gleicheniales - Polypodiidae
Pteridopsida
  -
Cyathidites australis Couper 1953
Cyathidites australis/minor
Angiospermae
 Aquifoliales - Aquifoliaceae
 Proteales - Proteaceae
Proteacidites spp. Cookson and Couper 1953
 Fagales - Casuarinaceae
Casuarinidites cainozoicus Cookson and Pike 1954
 Fagales -
Nothofagidites emarcidus
Nothofagidites emarcidus/heterus
Nothofagidites asperus Cookson 1958
 Malpighiales - Euphorbiaceae
 Sapindales - Sapindaceae
Dicotyledoneae
 Ericales - Ericaceae
Ericipites scabratus Harris 1965 heather
 Ericales - Sapotaceae
Magnoliopsida
  -
 Coniferales - Podocarpaceae
Microalatidites paleogenicus Mildenhall and Pocknall 1989 podocarp
Podocarpidites spp. Cookson 1947 podocarp
Lygistepollenites florinii Stover and Evans 1973 podocarp
Equisetopsida
 Pinidae - Pinidae