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Marambio - Lopez de Bertodano, Western Antarctica, Antarctica

Group	Marambio
Formation	Lopez de Bertodano
Age:	66.0 - 56.0 Ma Paleocene
Interval	Maastrichtian
Lithology	sandstone/siltstone, "siliciclastic", mudstone, mudstone/sandstone
Number of Collections	11
Number of Occurrences	91

Recorded Sample Locations

Location	Region	Stratigraphic Name
Seymour Island I	Weddell Sea, Western Antarctica, Antarctica	Marambio - Lopez de Bertodano
Lopez de BertodanoFarm Br. Antarctic Survey 1030.1	Weddell Sea, Western Antarctica, Antarctica	Marambio - Lopez de Bertodano
Lopez de BertodanoFarm Br. Antarctic Survey 1053.28	Weddell Sea, Western Antarctica, Antarctica	Marambio - Lopez de Bertodano
Lopez de BertodanoFarm Br. Antarctic Survey 1056.56	Weddell Sea, Western Antarctica, Antarctica	Marambio - Lopez de Bertodano
Echinoidea	Western Antarctica, Antarctica	Marambio - Lopez de Bertodano
D.8673.7	Weddell Sea, Western Antarctica, Antarctica	Marambio - López de Bertodano
D.8673.8	Weddell Sea, Western Antarctica, Antarctica	Marambio - Lopez de Bertodano
D.8673.11	Weddell Sea, Western Antarctica, Antarctica	Marambio - López de Bertodano
D.8673.12	Weddell Sea, Western Antarctica, Antarctica	Marambio - López de Bertodano
D.8673.15	Weddell Sea, Western Antarctica, Antarctica	Marambio - López de Bertodano
Station 148	Western Antarctica, Antarctica	Marambio - Lopez de Bertodano

Associated Units

Stratigraphic Name	Age	Lithology	Occurrence Records
Lopez de Bertodano	66.0 - 56.0 Ma Paleocene	sandstone/siltstone, siltstone, sandstone/"shale", sandstone, siltstone/sandstone, "shale"/sandstone, siltstone/"carbonate", mudstone, "siliciclastic", "shale", siltstone/mudstone	1719
Gustav - Hidden Lake	86.3 - 83.5 Ma Late/Upper Cretaceous	siltstone/sandstone, sandstone	531
Marambio - Santa Marta	85.8 - 70.6 Ma Late/Upper Cretaceous	sandstone/siltstone, siltstone/sandstone, siltstone	35
Marambio - Snow Hill Island	83.5 - 66.0 Ma Late/Upper Cretaceous	sandstone	27

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Monosulcites minutiscabratus species	7	Plantae : Angiospermae : Monosulcites : *Monosulcites minutiscabratus*	83.6 - 66 Ma Late/Upper Cretaceous
Odontochitina porifera species	7	Chromista : Myzozoa : Dinophyceae : Gonyaulacales : Ceratiaceae : Odontochitina : *Odontochitina porifera*	83.5 - 66 Ma Late/Upper Cretaceous
Spiniferites ramosus species	7	Dinophyceae : Spiniferites : *Spiniferites ramosus*	83.5 - 66 Ma Late/Upper Cretaceous
Ceratiopsis diebelii species	7	Ceratiopsis : *Ceratiopsis diebelii*	83.5 - 66 Ma Late/Upper Cretaceous
Manumiella cretacea species	7	Manumiella : *Manumiella cretacea*	83.5 - 66 Ma Late/Upper Cretaceous
Isabelidinium korojonense species	7	Chromista : Myzozoa : Dinophyceae : Peridiniales : Peridiniaceae : Isabelidinium : *Isabelidinium korojonense*	83.5 - 66 Ma Late/Upper Cretaceous
Isabelidinium pellucidum species	7	Chromista : Myzozoa : Dinophyceae : Peridiniales : Peridiniaceae : Isabelidinium : *Isabelidinium pellucidum*	83.5 - 66 Ma Late/Upper Cretaceous
Trithyrodinium vermiculatum species	7	Chromista : Myzozoa : Dinophyceae : Peridiniales : Peridiniaceae : Trithyrodinium : *Trithyrodinium vermiculatum*	83.5 - 66 Ma Late/Upper Cretaceous
Dacrydiumites florinii species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Dacrydiumites : *Dacrydiumites florinii*	83.6 - 66 Ma Late/Upper Cretaceous
Microcachrydites sp. genus	6	Plantae : Pinophyta : Pinopsida : Pinales : Podocarpaceae : *Microcachrydites*	83.6 - 66 Ma Late/Upper Cretaceous
Phyllocladidites mawsonii species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Phyllocladidites : *Phyllocladidites mawsonii*	83.6 - 66 Ma Late/Upper Cretaceous
Podocarpidites sp. genus	6	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : *Podocarpidites*	83.6 - 66 Ma Late/Upper Cretaceous
Trisaccites microsaccatum species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Trisaccites : *Trisaccites microsaccatum*	83.6 - 66 Ma Late/Upper Cretaceous
Nothofagidites sp. genus	6	Plantae : Tracheophyta : Magnoliopsida : Fagales : *Nothofagidites*	83.5 - 66 Ma Late/Upper Cretaceous
Nothofagidites cranwellae species	7	Plantae : Tracheophyta : Magnoliopsida : Fagales : Nothofagidites : *Nothofagidites cranwellae*	83.6 - 66 Ma Late/Upper Cretaceous
Nothofagidites deminuta species	7	Plantae : Tracheophyta : Magnoliopsida : Fagales : Nothofagidites : *Nothofagidites deminuta*	83.6 - 66 Ma Late/Upper Cretaceous
Nothofagidites suggatei species	7	Plantae : Tracheophyta : Magnoliopsida : Fagales : Nothofagidites : *Nothofagidites suggatei*	83.6 - 66 Ma Late/Upper Cretaceous
Tricolpites sp. genus	6	Plantae : Tracheophyta : Magnoliopsida : *Tricolpites*	83.6 - 66 Ma Late/Upper Cretaceous
Tricolpites gilli species	7	Plantae : Spermatophyta : Magnoliopsida : Tricolpites : *Tricolpites gilli*	83.5 - 66 Ma Late/Upper Cretaceous
Tricolpites gillii species	7	Plantae : Tracheophyta : Magnoliopsida : Tricolpites : *Tricolpites gillii*	83.6 - 66 Ma Late/Upper Cretaceous
Proteacidites parvus species	7	Plantae : Tracheophyta : Magnoliopsida : Proteales : Proteacidites : *Proteacidites parvus*	83.6 - 66 Ma Late/Upper Cretaceous
Proteacidites subscabratus species	7	Plantae : Tracheophyta : Magnoliopsida : Proteales : Proteacidites : *Proteacidites subscabratus*	83.6 - 66 Ma Late/Upper Cretaceous
Proteacidites symphyonemoides species	7	Plantae : Tracheophyta : Magnoliopsida : Proteales : Proteacidites : *Proteacidites symphyonemoides*	83.6 - 66 Ma Late/Upper Cretaceous
Triporopollenites sp. genus	6	Plantae : Tracheophyta : Magnoliopsida : Proteales : Proteaceae : *Triporopollenites*	83.6 - 66 Ma Late/Upper Cretaceous
Eucryphiaceoxylon eucryphioides species	7	Plantae : Tracheophyta : Magnoliopsida : Oxalidales : Cunoniaceae : Eucryphiaceoxylon : *Eucryphiaceoxylon eucryphioides*	66 - 56 Ma Paleocene
Rotularia sp. genus	6	Animalia : Annelida : Polychaeta : Sabellida : Serpulidae : *Rotularia*	70.6 - 66 Ma Late/Upper Cretaceous
Pleurocora haueri species	7	Animalia : Cnidaria : Anthozoa : Scleractinia : Haplaraeidae : Pleurocora : *Pleurocora haueri*	72.1 - 66 Ma Late/Upper Cretaceous
Flabellum anderssoni species	7	Animalia : Cnidaria : Anthozoa : Scleractinia : Flabellidae : Flabellum : *Flabellum anderssoni*	72.1 - 66 Ma Late/Upper Cretaceous
Fungiacyathus deltoidophorus species	7	Animalia : Cnidaria : Anthozoa : Scleractinia : Fungiacyathidae : Fungiacyathus : *Fungiacyathus deltoidophorus*	72.1 - 66 Ma Late/Upper Cretaceous
Flabellosmilia vaughani species	7	Animalia : Cnidaria : Anthozoa : Scleractinia : Meandrinidae : Flabellosmilia : *Flabellosmilia vaughani*	72.1 - 66 Ma Late/Upper Cretaceous
Alveolocyathus felixi species	7	Animalia : Cnidaria : Anthozoa : Scleractinia : Turbinoliidae : Alveolocyathus : *Alveolocyathus felixi*	72.1 - 66 Ma Late/Upper Cretaceous
Bothrophoria ornata species	7	Animalia : Cnidaria : Anthozoa : Scleractinia : Turbinoliidae : Bothrophoria : *Bothrophoria ornata*	72.1 - 66 Ma Late/Upper Cretaceous
Palocyathus seymourensis species	7	Animalia : Cnidaria : Anthozoa : Scleractinia : Turbinoliidae : Palocyathus : *Palocyathus seymourensis*	72.1 - 66 Ma Late/Upper Cretaceous
Wellsotrochus cyathiformis species	7	Animalia : Cnidaria : Anthozoa : Scleractinia : Turbinoliidae : Wellsotrochus : *Wellsotrochus cyathiformis*	72.1 - 66 Ma Late/Upper Cretaceous
Cyathocidaris sp. genus	6	Animalia : Echinodermata : Echinoidea : Cidaroida : Cidaridae : *Cyathocidaris*	70.6 - 66 Ma Late/Upper Cretaceous
Cingutriletes sp. genus	6	Plantae : Bryophyta : *Cingutriletes*	83.6 - 66 Ma Late/Upper Cretaceous
Cingutriletes australis species	7	Plantae : Bryophyta : Cingutriletes : *Cingutriletes australis*	83.6 - 66 Ma Late/Upper Cretaceous
Lycopodiumsporites austroclavatidites species	7	Plantae : Tracheophyta : Lycopodiopsida : Lycopodiales : Lycopodiaceae : Lycopodiumsporites : *Lycopodiumsporites austroclavatidites*	83.6 - 66 Ma Late/Upper Cretaceous
Perotrilites jubatus species	7	Plantae : Tracheophyta : Lycopodiopsida : Selaginellales : Selaginellaceae : Perotrilites : *Perotrilites jubatus*	83.6 - 66 Ma Late/Upper Cretaceous
Perotrilites majus species	7	Plantae : Tracheophyta : Lycopodiopsida : Selaginellales : Selaginellaceae : Perotrilites : *Perotrilites majus*	83.6 - 66 Ma Late/Upper Cretaceous
Gleicheniidites senonicus species	7	Plantae : Tracheophyta : Polypodiopsida : Gleicheniales : Gleicheniaceae : Gleicheniidites : *Gleicheniidites senonicus*	83.6 - 66 Ma Late/Upper Cretaceous
Baculatisporites comaumensis species	7	Plantae : Pteridophyta : Pteridopsida : Baculatisporites : *Baculatisporites comaumensis*	83.6 - 66 Ma Late/Upper Cretaceous
Deltoidospora sp. genus	6	Plantae : Tracheophyta : *Deltoidospora*	83.6 - 66 Ma Late/Upper Cretaceous
Grapnelispora evansii species	7	Plantae : Pteridophyta : Pteridopsida : Grapnelispora : *Grapnelispora evansii*	83.6 - 66 Ma Late/Upper Cretaceous
Laevigatosporites ovatus species	7	Plantae : Tracheophyta : Laevigatosporites : *Laevigatosporites ovatus*	83.6 - 66 Ma Late/Upper Cretaceous
Trilites fasolae species	7	Plantae : Pteridophyta : Pteridopsida : Trilites : *Trilites fasolae*	83.6 - 66 Ma Late/Upper Cretaceous
Trilites parvallatus species	7	Plantae : Pteridophyta : Pteridopsida : Trilites : *Trilites parvallatus*	83.6 - 66 Ma Late/Upper Cretaceous
Azolla sp. genus	6	Plantae : Tracheophyta : Polypodiopsida : Salviniales : Salviniaceae : *Azolla*	83.6 - 66 Ma Late/Upper Cretaceous
Nodosisporites sp. genus	6	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : *Nodosisporites*	83.5 - 66 Ma Late/Upper Cretaceous

References

Baldoni M. A., Barreda V. D. (1986) Estudio palinológico de las formaciones López de Bertodano y Sobral, Isla Vicecomodoro Marambio, Antártida, Boletín del IG-USP, Serie Científica 17, 89-98

Pirrie D., Riding J. B. (1988) Sedimentology, Palynology and structure of Humps Island, northern Antartic Peninsula, British Antarctic Survey Bulletin 80, 1-19

Filkorn H. F. (1994) Fossil scleractinian corals from James Ross Basin, Antarctica, Antarctic Research Series 65, 1-96

Néraudeau D, Crame A, et al (2000) Upper Cretaceous echinoids from James Ross Basin, Antarctica, Géobios 33 4, 455-466

Poole I., Mennega A. M. W., et al (2003) Valdivian ecosystems in the Late Cretaceous and Early Tertiary of Antarctica: further evidence from myrtaceous and eucryphiaceous fossil wood, Review of Palaeobotany and Palynology 124, 9-27

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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