Seymour Island (MLP): Late/Upper Maastrichtian, Antarctica
collected by Santillana 1996

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Hadrosauridae
Hadrosauridae indet. Cope 1869
1 specimen
MLP 96-1-6-2, Distal end of metatarsal
Reptilia - Sauropterygia - Elasmosauridae
Weddellonectia indet. O'Gorman and Coria 2016
O'Gorman et al. 2018 1 specimen
MLP 14-I-20-16
see common names

Geography
Country:Antarctica
Coordinates: 64.3° South, 56.7° West (view map)
Paleocoordinates:62.6° South, 67.3° West
Basis of coordinate:stated in text
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
Key time interval:Late/Upper Maastrichtian
Age range of interval:70.60000 - 66.00000 m.y. ago
Stratigraphy
Formation:López de Bertodano Member:KlB 9
Stratigraphic resolution:bed
Stratigraphy comments: 50 m below contact with Unit KlB 10
Lithology and environment
Primary lithology: not reported
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Degree of concentration:dispersed
Size of fossils:macrofossils
Preservation of anatomical detail:poor
Disassociated minor elements:all
Fragmentation:frequent
Encrustation:none
Temporal resolution:snapshot
Collection methods and comments
Collection methods:surface (float),field collection
Reason for describing collection:general faunal/floral analysis
Museum repositories:MLP
Collectors:Santillana Collection dates:1996
Metadata
Database number:51962
Authorizer:M. Carrano, G. Lloyd Enterer:M. Carrano, G. Lloyd
Modifier:J. Tennant Research group:vertebrate
Created:2005-07-06 11:33:53 Last modified:2013-03-26 12:32:50
Access level:the public Released:2005-07-06 11:33:53
Creative Commons license:CC BY
Reference information

Primary reference:

13870.ETE T. H. Rich, P. Vickers-Rich, M. Fernandez and S. Santillana. 1999. A probable hadrosaur from Seymour Island, Antarctic Peninsula. In Y. Tomida, T. H. Rich, and P. Vickers-Rich (eds.), Proceedings of the Second Gondwanan Dinosaur Symposium, National Science Museum Monographs 15:219-222 [M. Carrano/M. Carrano/M. Carrano]

Secondary references:

68909 J. P. O'Gorman, K. M. Panzeri, M. S. Fernández, S. Santillana, J. J. Moly and M. Reguero. 2018. A new elasmosaurid from the upper Maastrichtian López de Bertodano Formation: new data on weddellonectian diversity. Alcheringa 42(4):575-586 [G. Lloyd/G. Lloyd]
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]