Where: Tasmania, Australia (41.5° S, 146.1° E: paleocoordinates 58.3° S, 145.6° E)
• coordinate stated in text
When: Proteacidites tuberculatus pollen zone, Early/Lower Oligocene (33.9 - 28.4 Ma)
• According to Macphail (pers. comm.) the age of the flora is between Early Eocene and uppermost Oligocene (Hill, 1984).
•Further palynological assessment suggests that the flora is likely to be in the Late Eocene to Oligocene range based on the high proportion of Nothofagus brassii-type and Phyllocladidites mawsonii pollen (Carpenter & Hill, 1988).
•The palynoflora has been assigned to the early Oligocene by Macphail et al. 1994. The presence of Cyatheacidites annulatus provides a confident Proteacidites tuberculatus Zone (Stover and Partridge 1973) maximum age, but the upper age limits are less certain owing to possible diachronism in the times of extinction of accessory species such as Beaupreadites verrucosus, Granodiporites nebulosus and Triporopollenites ambiguus. (Hill et al. 2008)
Environment/lithology: lagoonal; tabular, brown, gray, yellow siltstone and quartzose sandstone
•The Cethana deposit had an Early Oligocene altitude of about 300 m. It formed at a time for which there is evidence of regional glacial activity (Macphail et al. 1993), in Carpenter & Jordan, 1997.
Size classes: macrofossils, microfossils
Preservation: mold/impression, adpression
Collection methods: chemical, hydroflouric
Primary reference: R. S. Hill. 1984. Tertiary Nothofagus macrofossils from Cethana, Tasmania. Alcheringa 8(1):81-86 [C. Jaramillo/A. Cardenas ]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 166832: authorized by Carlos Jaramillo, entered by Andrés Cárdenas on 28.02.2015, edited by Carlos Jaramillo
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
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Bryopsida | |
Stereisporites sp.1 Pflug 1953 | |
Lycopodiopsida | |
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Equisetopsida | |
Araucariacites australis1, Agathis "sp. 3"1, Agathis "sp. 2"1, Agathis "sp. 1"1, Agathis sp.1, Agathis spp.7, Agathis brevigongylodes7, Agathis vittatus7, Araucaria "sp. 1"1
Araucariacites australis1 Cookson 1947
Agathis brevigongylodes7 Hill et al. 2008
Agathis vittatus7 Hill et al. 2008 | |
Cycadopites | |
Cycadopites sp.1 Wodehouse 1933 | |
Cycadopsida | |
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Magnoliopsida | |
Periporopollenites polyoratus1, Periporopollenites vesicus1, Periporopollenites demarcatus1, Malvacipollis duratus1, Malvacipollis subtilis1, Haloragacidites harrisii1, Tricolporites spp.1, Tricolporites cf. angurium1
Periporopollenites vesicus1 Partridge 1973
Periporopollenites demarcatus1 Stover 1973
Malvacipollis subtilis1 Stover 1973
Haloragacidites harrisii1 Mildenhall and Harris 1971
Tricolporites spp.1 Cookson 1947 | |
Dicotyledoneae | |
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Myrtaceae indet.1 de Jussieu 1789 myrtle Specimens examined. C-023, 029, 214, 306, 324, 350, 386, 393, 624, 716, 717, 718 and several others.
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Myrtaceidites parvus1 Cookson and Pike 1960
Myrtaceidites mesonesus1 Cookson and Pike 1954 | |
Angiospermae | |
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Droseraceae indet.1 Salisbury 1808 | |
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Proteaceae "incertae sedis"1, Lomatia "sp. 3"1, Lomatia fraxinifolia4, Lomatia xeromorpha n. sp.3, "Proteaciphyllum ornamentalis n. sp." = Euproteaciphyllum ornamentalis4, "Proteaciphyllum gevuininoides n. sp." = Euproteaciphyllum gevuininoides4, "Proteaciphyllum lomatioides n. sp." = Euproteaciphyllum lomatioides4, "Proteaciphyllum attenuatum n. sp." = Euproteaciphyllum attenuatum4, "Proteaciphyllum linearis n. sp." = Euproteaciphyllum linearis4, "Proteaciphyllum integrifolium n. sp." = Euproteaciphyllum integrifolium4, "Proteaciphyllum microphyllum n. sp." = Euproteaciphyllum integrifolium4, "Proteaciphyllum rugulatum n. sp." = Euproteaciphyllum rugulatum4, "Proteaciphyllum cethanicum n. sp." = Euproteaciphyllum cethanicum4, "Proteaciphyllum tridacnoides n. sp." = Euproteaciphyllum tridacnoides4, Banksieaeformis "sp. 2"1, Proteacidites spp.1, Proteacidites reticulatus1, cf. Proteacidites pseudomoides1, Telopea truncata4, Banksieaephyllum "sp. 4"1, Banksieaephyllum "sp. 3"1, Banksieaephyllum linearis n. sp.4, Banksieaephyllum orientalis n. sp.1, ? Grevillea "sp. 2"1, ? Grevillea "sp. 1"1
Proteaceae "incertae sedis"1 de Jussieu 1789
Lomatia xeromorpha n. sp.3 Carpenter and Hill 1988
"Proteaciphyllum ornamentalis n. sp." = Euproteaciphyllum ornamentalis4 Jordan et al. 1998
"Proteaciphyllum gevuininoides n. sp." = Euproteaciphyllum gevuininoides4 Jordan et al. 1998
"Proteaciphyllum lomatioides n. sp." = Euproteaciphyllum lomatioides4 Jordan et al. 1998 in Carpenter, 1991 Lomatia sp. 3
"Proteaciphyllum attenuatum n. sp." = Euproteaciphyllum attenuatum4 Jordan et al. 1998
"Proteaciphyllum linearis n. sp." = Euproteaciphyllum linearis4 Jordan et al. 1998
"Proteaciphyllum integrifolium n. sp." = Euproteaciphyllum integrifolium4 Jordan et al. 1998
"Proteaciphyllum microphyllum n. sp." = Euproteaciphyllum integrifolium4 Jordan et al. 1998
"Proteaciphyllum rugulatum n. sp." = Euproteaciphyllum rugulatum4 Jordan et al. 1998
"Proteaciphyllum cethanicum n. sp." = Euproteaciphyllum cethanicum4 Jordan et al. 1998
"Proteaciphyllum tridacnoides n. sp." = Euproteaciphyllum tridacnoides4 Jordan et al. 1998 in Carpenter, 1991 Lomatia sp. 4
Proteacidites spp.1 Cookson and Couper 1953
cf. Proteacidites pseudomoides1 Stover 1973
Banksieaephyllum linearis n. sp.4 Carpenter and Jordan 1997
Banksieaephyllum orientalis n. sp.1 Carpenter and Jordan 1997 in Carpenter, 1991 Banksieaephyllum sp. 1
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Polypodiidites sp.1 Potonié 1966 | |
Tricolpites spp.1 Couper 1953
Tricolpites reticulatus1 Couper 1953 | |
Liliacidites sp.1 Couper 1953 | |
Nothofagidites deminutus1, Nothofagidites spp.1, Nothofagidites goniatus1, Nothofagidites falcatus1, Nothofagidites asperus1, Nothofagidites flemingii1, Nothofagidites cf. brachyspinulosus1
Nothofagidites falcatus1 Hekel 1972
Nothofagidites asperus1 Cookson 1958
Nothofagidites flemingii1 Potonie 1960
Nothofagidites cf. brachyspinulosus1 Harris 1965 | |
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Nothofagus cethanica n. sp. Hill 1984
Nothofagus gunnii Oersted 1873 | |
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Callicoma serratifolia2, Vesselowskya aff. ruinfolia2, Schizomeria tasmaniensis n. sp.2, Acsmithia grandiflora n. sp.2, Weinmanniaphyllum bernardii n. gen. n. sp.2
Callicoma serratifolia2 Andrews 1809
Schizomeria tasmaniensis n. sp.2 Carpenter and Buchanan 1993
Acsmithia grandiflora n. sp.2 Carpenter and Buchanan 1993
Weinmanniaphyllum bernardii n. gen. n. sp.2 Carpenter and Buchanan 1993 | |
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Dacrycarpites australiensis1, Podocarpus "sp. 1"1, Podocarpus "sp. 2"1, Microcachryidites antarcticus1, Acmopyle glabra1, Lygistepollenites florinii1, Dacrydium "sp. 1"1, Dacrydium "sp. 2"1, Phyllocladus "sp. 1"1, Phyllocladus "sp. 2"1, Podosporites sensu lato parvisaccites1, Podosporites microsaccatus1, Phyllocladidites mawsonii1, Podocarpidites ostentatus1, Podocarpidites spp.1, Lagarostrobos sp.1, Dacrycarpus mucronatus6
Podocarpus "sp. 2"1 L'Heritier and Persoon 1807 podocarp Specimens examined. C-251, 274, 275, 342, 492.
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Papuacedrus australis n. sp.5 Hill and Carpenter 1989 cypress Specimens examined. C-225, 234, 259, 349
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Ptilophyllum muelleri8 Ettingshausen 1886 | |
Granodiporites | |
Lycopsida | |
Foveotriletes palaequetrus1 Partridge 1973 | |
Pteridopsida | |
Cyathidites paleospora1, Cyathidites australis1, Cyathidites minor1, cf. Ischyosporites irregularis1, Matonisporites ornamentalis1
Cyathidites paleospora1 Alley and Broadbridge 1992
Cyathidites australis1 Couper 1953
Cyathidites minor1 Couper 1953
cf. Ischyosporites irregularis1 Sah and Jain 1965
Matonisporites ornamentalis1 Partridge 1973 | |
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Polypodiopsida | |
Laevigatosporites ovatus1 Wilson and Webster 1946 | |
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Dictyophyllidites arcuatus1 Pocknall and Mildenhall 1984 | |
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Peromonolites vellosus1 Partridge 1973 | |
Trilites tuberculiformis1 Cookson 1947
Cyatheacidites annulatus1 Cookson 1947 | |
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Hymenophyllum | |
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