Santa Teresita quarry: Late/Upper Maastrichtian, Argentina
collected by R. M. Casamiquela 1949

List of taxa
Where & when
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Titanosauridae
? Titanosauridae indet. Lydekker 1885
Casamiquela 1980 1 individual
small individual
Reptilia - Hadrosauridae
Hadrosaurinae indet. Lambe 1918
15 specimens
MLP-62-XII-13-1/2, 1/4, 1/5, 1/6, 1/8, 1/10; MJG.Pa 6/6/07-3, 6, 7, MJG.Pa 7/6/07-1 to 6
    = Hadrosauridae indet. Cope 1869
Coria 2014
Hadrosaurinae indet. Lambe 1918
1 individual
MLP 61-XII-13-1
see common names

Country:Argentina State/province:Río Negro
Coordinates: 40.7° South, 69.6° West (view map)
Paleocoordinates:42.9° South, 57.9° West
Basis of coordinate:based on nearby landmark
Altitude:894 meters
Geographic resolution:small collection
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
*Period:Late/Upper Cretaceous *Epoch:Late/Upper Senonian
*International age/stage:Late/Upper Maastrichtian *Local age/stage:Rocanian II
Key time interval:Late/Upper Maastrichtian
Age range of interval:70.60000 - 66.00000 m.y. ago
* legacy (obsolete) database fields
Formation:Coli Toro
Stratigraphic resolution:bed
Stratigraphy comments: Author debates the possibility of this being "Danian" (= Early Tertiary), and thus a report of a genuine Cenozoic dinosaurs. Currently considered to be Late Cretaceous. Formation is not named in the paper; it may be the Allen Fm. Also spelled "Cali-Toro Formation" and "Colitoro Formation"

Lithology and environment
Primary lithology:micaceous,gray,green argillaceous sandstone
Includes fossils?Y
Lithology description: "micaceous, greenish-gray clayey sandstones" (translated by M. Carrano)
Environment:terrestrial indet.
Glacial or sequence phase:transgressive
Modes of preservation:body
Size of fossils:macrofossils
Preservation of anatomical detail:poor
Associated major elements:some
Disassociated major elements:some
Temporal resolution:snapshot
Collection methods and comments
Collection methods:selective quarrying,mechanical,field collection
Reason for describing collection:taxonomic analysis
Museum repositories:MLP
Collectors:R. M. Casamiquela Collection dates:1949
Collection method comments: Originally collected 1949, described 1964.
Database number:31079
Authorizer:M. Carrano Enterer:M. Carrano
Modifier:M. Carrano Research group:vertebrate
Created:2003-04-10 18:18:27 Last modified:2017-07-14 14:51:27
Access level:the public Released:2003-04-10 18:18:27
Creative Commons license:CC BY
Reference information

Primary reference:

7281. R. M. Casamiquela. 1964. Sobre un dinosaurio hadrosáurido de la Argentina. Ameghiniana 3(9):285-312 [M. Carrano/M. Carrano/M. Carrano]

Secondary references:

55148 J. F. Bonaparte. 1979. Faunas y paleobiogografia de los tetrápodos mesozoicos de América del Sur [Faunas and paleobiogeography of the Mesozoic tetrapods of South America]. Ameghiniana 16(3–4):217-238 [M. Carrano/M. Carrano]
16547ETE J. F. Bonaparte. 1996. Cretaceous tetrapods of Argentina. Münchner Geowissenschaften Abhandlungen 30:73-130 [M. Carrano/M. Carrano/M. Carrano]
52406 R. M. Casamiquela. 1980. Considérations écologiques et zoogéographiques sur les Vertébrés de la zone littorale de la mer du Maestrichtien dans le Nord de la Patagonie [Ecological and zoogeographical considerations on the vertebrates from the littoral zone of the Maastrichtian sea in northern Patagonia]. Mémoires de la Société géologique de France, nouvelle série 139:53-55 [M. Carrano/M. Carrano]
13111ETE R. A. Coria. 1999. Ornithopod dinosaurs from the Neuquén Group, Patagonia, Argentina: phylogeny and biostratigraphy. In Y. Tomida, T. H. Rich, and P. Vickers-Rich (eds.), Proceedings of the Second Gondwanan Dinosaur Symposium, National Science Museum Monographs 15:47-60 [M. Carrano/M. Carrano/M. Carrano]
55640 R. A. Coria. 2014. South American hadrosaurs: considerations on their diversity. In D. A. Eberth & D. C. Evans (ed.), Hadrosaurs 332-339 [M. Carrano/M. Carrano/M. Carrano]
61518 D. B. Weishampel and J. B. Weishampel. 1983. Annotated localities of ornithopod dinosaurs: implications to Mesozoic paleobiogeography. The Mosasaur 1:43-87 [M. Carrano/M. Carrano]