DG6-1, Santa Marta Cove: Late/Upper Campanian, Antarctica
collected by E. Olivero & R. Scasso, J. Moly & R. Coria 1986, 2008
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda
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Nautiloidea indet.
Agassiz 1847
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Gasparini et al. 1996 | |||||||||
Cephalopoda
- Nautilida
- Nautilidae
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Cymatoceras sp.
Hyatt 1884
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Gasparini et al. 1996 | |||||||||
Gastropoda
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Gastropoda indet.
Cuvier 1795
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Gasparini et al. 1996 | |||||||||
Bivalvia
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Bivalvia indet.
Linnaeus 1758
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Gasparini et al. 1996 | |||||||||
Chondrichthyes
- Squalomorphii
- Hexanchidae
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Pisces indet.
Linnaeus 1758
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Gasparini et al. 1996 | |||||||||
"fish vertebrae" | ||||||||||
= Notidanodon sp.
Cappetta 1975
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Salgado and Gasparini 2006 | |||||||||
Reptilia
- Nodosauridae
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Thyreophora indet.
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2 individuals | |||||||||
"a small, armored herbivore of the order Ornithischia" | ||||||||||
= Nodosauridae indet.
Marsh 1890
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Gasparini et al. 1996 | |||||||||
= Ankylosauria indet.
Osborn 1923
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Salgado and Gasparini 2004 | |||||||||
MLP 86-X-28-1 | ||||||||||
= Ankylosauridae indet.
Brown 1908
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Salgado and Gasparini 2004 | |||||||||
Gasparini 1987 | ||||||||||
= Antarctopelta oliveroi n. gen., n. sp.
Salgado and Gasparini 2006
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Salgado and Gasparini 2006 | |||||||||
nomen dubium belonging to Nodosauridae | ||||||||||
MLP 86-X-28-1, partial skeleton, including cranial remains (holotype) | ||||||||||
Reptilia
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Trinisaura santamartaensis n. gen., n. sp.
Coria et al. 2013
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Coria et al. 2013 | 1 specimen | ||||||||
MLP08-III-1-1 - holotype (disarticulated and partial skeleton that includes one incomplete dorsal vertebra, three sacral centra, seven caudal vertebrae; two incomplete dorsal rib shafts, one proximal haemal arch, incomplete right scapulocoracoid, incomplete right humerus, two metacarpals, both ilia, right pubis, right ischium, right femur, right distal tibia, incomplete metatarsal III, first phalanx of pedal digit III, two phalanges of pedal digit IV, and indeterminate fragments) | ||||||||||
Lithostrotia indet.
Wilson and Upchurch 2003
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Cerda et al. 2012 | 1 specimen | ||||||||
11-II-20-1, incomplete middle caudal vertebra | ||||||||||
see common names |
Geography
Country: | Antarctica |
Coordinates: | 63.9° South, 57.8° West (view map) |
Paleocoordinates: | 61.8° South, 68.5° West |
Basis of coordinate: | estimated from map |
Altitude: | 7 meters |
Geographic resolution: | outcrop |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
Key time interval: | Late/Upper Campanian | ||
Age range of interval: | 83.50000 - 70.60000 m.y. ago |
Stratigraphy
Geological group: | Marambio | Formation: | Snow Hill Island | Member: | Gamma |
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: Lower levels of the Snow Hill Island Formation (Coria et al. 2013). Earlier assignments to lower Gamma Member of Santa Marta Formation |
Lithology and environment
Primary lithology: | tabular,green silty sandstone |
Secondary lithology: | concretionary sandstone |
Includes fossils? | Y |
Includes fossils? | Y |
Lithology description: "massive green silty sandstones with abundant trace fossils"; "hard sandstone concretions within a lithofacies comprised of thinkly laminated fine to very fine sandstones." | |
Environment: | marginal marine indet. |
Geology comments: stranded along a beach, also described as "nearshore marine", "shallow marine" |
Taphonomy
Modes of preservation: | body,mold/impression,trace |
Size of fossils: | macrofossils |
Spatial orientation: | random |
Preservation of anatomical detail: | good |
Associated major elements: | some |
Disassociated major elements: | some |
Disassociated minor elements: | some |
Fragmentation: | extreme |
Spatial resolution: | parautochthonous |
Collection methods and comments
Collection methods: | selective quarrying,surface (float),mechanical,field collection | ||
Rock censused: | 600 cm2 (area) | ||
Reason for describing collection: | general faunal/floral analysis | ||
Museum repositories: | MLP | ||
Collectors: | E. Olivero & R. Scasso, J. Moly & R. Coria | Collection dates: | 1986, 2008 |
Metadata
Also known as: | James Ross Island | ||
Database number: | 47059 | ||
Authorizer: | M. Carrano, P. Mannion | Enterer: | M. Carrano, P. Mannion, K. Maguire |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2005-02-03 11:01:09 | Last modified: | 2022-09-20 10:55:27 |
Access level: | the public | Released: | 2005-02-03 11:01:09 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
63732. | Anonymous. 1986. Antarctic dinosaur fossil. Science News 130(21):333 [M. Carrano/M. Carrano] |
Secondary references:
64040 | V. M. Arbour and P. J. Currie. 2016. Systematics, phylogeny and palaeobiogeography of the ankylosaurid dinosaurs. Journal of Systematic Palaeontology 14(5):385-444 [G. Lloyd/G. Lloyd/M. Carrano] | |
71292 | A. O. Averianov, P. P. Skutschas, R. Schellhorn, A. V. Lopatin, P. N. Kolosov, V. V. Kolchanov, D. D. Vitenko, D. V. Grigoriev, and T. Martin. 2019. The northernmost sauropod record in the Northern Hemisphere. Lethaia 53:362-368 [P. Mannion/P. Mannion/M. Carrano] | |
25460 | ETE | J. A. Case, J. E. Martin, and M. A. Reguero. 2007. A dromaeosaur from the Maastrichtian of James Ross Island and the Late Cretaceous Antarctic dinosaur fauna. In A. K. Cooper, C. R. Raymond, & the ISAES Editorial Team (eds.), Antarctica: A Keystone in a Changing World. Online Proceedings of the 10th ISAES. United States Geological Survey and the National Academies. USGS Open-File Report 2007-1047, Short Research Paper 083:1-4 [M. Carrano/M. Carrano/M. Carrano] |
39484 | I. A. Cerda, A. Paulina Carabajal, L. Salgado, R. A. Coria, M. A. Reguero, C. P. Tambussi, and J. J. Moly. 2012. The first record of a sauropod dinosaur from Antarctica. Naturwissenschaften 99:83-87 [P. Mannion/P. Mannion/P. Mannion] | |
44203 | R. A. Coria, J. J. Moly, M. Reguero, S. Santillana, and S. Marenssi. 2013. A new ornithopod (Dinosauria; Ornithischia) from Antarctica. Cretaceous Research 41:186-193 [P. Mannion/P. Mannion/P. Mannion] | |
76401 | R. A. Coria, L. Salgado, Z. Gasparini and J. J. Moly. 2011. Nuevos materiales del ejemplar holotipo de Antarctopelta oliveroi Salgado y Gasparini (Dinosauria, Ornithischia, Ankylosauria) del Cretácico Superior de Antártida [New materials of the holotype specimen of Antarctopelta oliveroi Salgado and Gasparini (Dinosauria, Ornithischia, Ankylosauria) from the Upper Cretaceous of Antarctica]. Reunión Anual de Comunicaciones de la Asociación Paleontológica Argentina. LIbro de Resúmenes y Actividades. Ameghiniana 48(4 (suppl.)):R10 [M. Carrano/M. Carrano/M. Carrano] | |
76413 | P. Cruzado-Caballero, L. S. Filippi, A. H. Méndez, A. C. Garrido, and R. D. Juárez Valieri. 2016. New record of ornithopod dinosaur from the Plottier Formation (Upper Cretaceous), Patagonia, Argentina. Annales de Paléontologie 102:145-150 [M. Carrano/M. Carrano] | |
82633 | A. J. de Ricqlès, X. Pereda Suberbiola, Z. Gasparini and E. Olivero. 2001. Histology of dermal ossifications in an ankylosaurian dinosaur from the Late Cretaceous of Antarctica. VII International Symposium on Mesozoic Terrestrial Ecosystems. Asociación Paleontológica Argentina Publicación Especial 7:171-174 [M. Carrano/M. Carrano] | |
12528 | ETE | Z. Gasparini, X. Pereda-Suberbiola, and R. E. Molnar. 1996. New data on the ankylosaurian dinosaur from the Late Cretaceous of the Antarctic Peninsula. Memoirs of the Queensland Museum 39(3):583-594 [M. Carrano/M. Carrano/M. Carrano] |
45986 | A. Otero and M. Reguero. 2013. Dinosaurs (Reptilia, Archosauria) at Museo de La Plata, Argentina: annotated catalogue of the type material and Antarctic specimens. Palaeontologia Electronica 16(1):3T:1-24 [P. Mannion/J. Tennant/M. Carrano] | |
76422 | S. F. Poropat. 2019. Final report. Winston Churchill Memorial Trust of Australia 1-56 [M. Carrano/M. Carrano/M. Carrano] | |
12945 | ETE | T. H. Rich. 1996. Significance of polar dinosaurs in Gondwana. Memoirs of the Queensland Museum 39(3):711-717 [M. Carrano/M. Carrano/M. Carrano] |
54137 | T. H. Rich, R. A. Gangloff, and W. R. Hammer. 1997. Polar dinosaurs. In P. J. Currie, K. Padian (eds.), Encyclopedia of Dinosaurs 562-573 [M. Carrano/M. Carrano/P. Wagner] | |
16678 | ETE | L. Salgado and Z. Gasparini. 2004. Revisión del primer dinosaurio Antártico (Ornithischia, Ankylosauria): implicancia paleobiogeográfica [Revision of the first Antarctic dinosaur (Ornithischia, Ankylosauria): paleobiogeographic implication]. V* Simposio Argentino y I° Latinoamericano sobre Investigaciones Antárticas, Buenos Aires [M. Carrano/M. Carrano] |
17070 | ETE | L. Salgado and Z. Gasparini. 2006. Reappraisal of an ankylosaurian dinosaur from the Upper Cretaceous of James Ross Island (Antarctica). Geodiversitas 28(1):119-135 [M. Carrano/K. Maguire/M. Carrano] |