right bank, Rio Negro (MACN): Early/Lower Campanian - Middle Campanian, Argentina
collected by R. Wichmann 1912–1916
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda
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Gastropoda indet.
Cuvier 1795
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Powell 2003 | |||||||||
Reptilia
- Chelonii
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Chelonia indet.
(Latreille 1800)
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Powell 2003 | |||||||||
= Chelonii indet.
Latreille 1800
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de Broin and de la Fuente 1993 | |||||||||
synonym of Testudines | ||||||||||
Pelomedusoides ? ou Chelidae ou Cryptodire meiolaniidé | ||||||||||
Reptilia
- Dinosauria
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Dinosauria indet.
Owen 1842
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Frenguelli 1951 | 1 specimen | ||||||||
egg (MACN specimen) | ||||||||||
Reptilia
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Laplatasaurus araukanicus
Huene 1927
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1 specimen | |||||||||
MACN 5017, an anterior caudal vertebra, five distal caudal centra, a radius, a distal ulna, a complete metacarpus, a distal tibia, and two metatarsals | ||||||||||
= Titanosaurus sp.
Lydekker 1877
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Powell 2003 | |||||||||
= Lithostrotia indet.
Wilson and Upchurch 2003
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Gallina and Otero 2015 | |||||||||
Antarctosaurus wichmannianus n. gen., n. sp.
Huene 1927
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1 individual | |||||||||
MACN 6904 | ||||||||||
see common names |
Geography
Country: | Argentina | State/province: | Río Negro | County: | El Cuy |
Coordinates: | 39.1° South, 67.7° West (view map) | ||||
Paleocoordinates: | 42.1° South, 52.4° West | ||||
Basis of coordinate: | estimated from map | ||||
Altitude: | 221 meters | ||||
Geographic resolution: | outcrop |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
Key time interval: | Early/Lower Campanian - Middle Campanian | ||
Age range of interval: | 83.50000 - 70.60000 m.y. ago |
Stratigraphy
Lithology and environment
Primary lithology: | fine,gray,red sandstone |
Secondary lithology: | coarse,concretionary,brown,red calcareous sandstone |
Includes fossils? | Y |
Lithology description: "very light grey, fine sandstone with light grey and pink patches, 2.3 m thick." | |
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,mesofossils |
Preservation of anatomical detail: | medium |
Associated major elements: | some |
Disassociated major elements: | some |
Disassociated minor elements: | some |
Fragmentation: | frequent |
Collection methods and comments
Collection methods: | selective quarrying,surface (float),surface (in situ),field collection,survey of museum collection | ||
Reason for describing collection: | taxonomic analysis | ||
Museum repositories: | MACN | ||
Collectors: | R. Wichmann | Collection dates: | 1912–1916 |
Metadata
Also known as: | General Roca | ||
Database number: | 51580 | ||
Authorizer: | M. Carrano, R. Benson | Enterer: | M. Carrano, R. Benson |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2005-06-08 11:53:02 | Last modified: | 2021-04-13 20:47:04 |
Access level: | the public | Released: | 2005-06-08 11:53:02 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
59060. | F. v. Huene. 1929. Los sauriquios y ornitisquios del Cretáceo argentino. Anales del Museo de La Plata, serie 2 3:1-196 [M. Carrano/M. Carrano] |
Secondary references:
59610 | J. F. Bonaparte. 1978. El Mesozoico de America de Sur y sus Tetrapodos [The Mesozoic of South America and its tetrapods]. Opera Lilloana 26:1-596 [M. Carrano/M. Carrano] | |
63573 | J. F. Bonaparte. 1984. I dinosauri dell’Argentina [. In G. M. Ronzoni, M. L. Greggio, & T. B. Guarinoni (eds.), Sulle Orme dei Dinosauri 125-143 [M. Carrano/M. Carrano] | |
16547 | ETE | J. F. Bonaparte. 1996. Cretaceous tetrapods of Argentina. Münchner Geowissenschaften Abhandlungen 30:73-130 [M. Carrano/M. Carrano/M. Carrano] |
13929 | ETE | J. F. Bonaparte and Z. B. Gasparini. 1979. Los sauropodos de los grupos Neuquén y Chubut, y sus relaciones cronologicas [The sauropods of the Neuquén and Chubut Groups, and their chronological relationships]. Actas del VII Congreso Geológico Argentino, Neuquén 2:393-406 [M. Carrano/M. Carrano/M. Carrano] |
42415 | F. de Broin and M. de la Fuente. 1993. Les tortues fossiles d'Argentine: synthese [The fossil turtles of Argentina: synthesis]. Annales de Paléontologie (Invertebrés-Vertebrés) 79(3):169-232 [R. Benson/R. Benson/M. Carrano] | |
76236 | I. Díaz-Martínez, C. Cónsole-Ganella, S. Valais and L. Salgado. 2018. Vertebrate tracks from the Paso Córdoba fossiliferous site (Anacleto and Allen formations, Upper Cretaceous), Northern Patagonia,Argentina: preservational, environmental and palaeobiological implications. Cretaceous Research 83:207-220 [M. Carrano/M. Carrano] | |
40486 | J. Frenguelli. 1951. Un huevo fósil del Rocanense [A fossil egg from the Rocanian]. Revista de la Asociación Geológica Argentina 6(2):108-112 [M. Carrano/M. Carrano] | |
76301 | P. A. Gallina and A. Otero. 2015. Reassessment of Laplatasaurus araukanicus (Sauropoda: Titanosauria), from the Late Cretaceous of Patagonia, Argentina. XXIX Jornadas Argentinas de Paleontología de Vertebrados. Resúmenes. Ameghiniana 52(4 (suppl.)):18-19 [M. Carrano/M. Carrano/M. Carrano] | |
76304 | P. A. Gallina and A. Otero. 2015. Reassessment of Laplatasaurus araukanicus (Sauropoda: Titanosauria) from the Upper Cretaceous of Patagonia, Argentina. Ameghiniana 52(5):487-501 [M. Carrano/M. Carrano] | |
13712 | ETE | J. E. Powell. 2003. Revision of South American titanosaurid dinosaurs: palaeobiological, palaeobiogeographical and phylogenetic aspects. Records of the Queen Victoria Museum Launceston 111:1-173 [M. Carrano/M. Carrano/M. Carrano] |