Seymour Quarry tracksite (QM): Early/Lower Cenomanian, Australia
collected by G. Seymour, R. McKenzie, R. Tedford, R. Thulborn, M. Wade 1967, 1971, 1976

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
Skartopus australis Thulborn and Wade 1984
Thulborn and Wade 1984
QM F12265
Wintonopus latomorum Thulborn and Wade 1984
Thulborn and Wade 1984
QM F12264
see common names

Geography
Country:Australia State/province:Queensland
Coordinates: 23.1° South, 142.8° East (view map)
Paleocoordinates:52.8° South, 132.7° East
Basis of coordinate:estimated from map
Altitude:226 meters
Geographic resolution:outcrop
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Cenomanian 10 m.y. bin:Cretaceous 5
Key time interval:Early/Lower Cenomanian
Age range of interval:99.60000 - 93.50000 m.y. ago
Stratigraphy
Geological group:Rolling Downs Formation:Winton
Stratigraphic resolution:bed
Stratigraphy comments: same level as Lark Quarry
Lithology and environment
Primary lithology:paleosol/pedogenic,ferruginous,red poorly lithified sandstone
Secondary lithology: mudstone
Includes fossils?Y
Includes fossils?Y
Lithology description: "red arkosic sandstone...This friable sandstone overlies a weathered mudstone, and its lower surface is infiltrated by dark brown ironstone...Traces of plant rootlets."
Environment:lacustrine indet.
Geology comments: lacustrine origin. "Sandstones above and below the footprint bed probably resulted from periodic sheet-floods...Shrinkage of the lake had exposed extensive mud-flats marked with narrow run-off channels."
Taphonomy
Modes of preservation:cast,mold/impression,trace
Degree of concentration:-single event
Size of fossils:macrofossils
Spatial orientation:life position
Preservation of anatomical detail:good
Associated major elements:many
Disassociated major elements:some
Fragmentation:none
Encrustation:none
Temporal resolution:snapshot
Spatial resolution:autochthonous
Collection methods and comments
Collection methods:surface (in situ),peel or thin section,field collection,observed (not collected)
Reason for describing collection:paleoecologic analysis
Collectors:G. Seymour, R. McKenzie, R. Tedford, R. Thulborn, M. Wade Collection dates:1967, 1971, 1976
Collection method comments: more than 130 individual dinosaurs
Metadata
Also known as:Winton
Database number:62556
Authorizer:M. Carrano Enterer:M. Carrano
Modifier:M. Carrano Research group:vertebrate
Created:2006-07-21 14:40:11 Last modified:2017-06-02 14:37:19
Access level:the public Released:2006-07-21 14:40:11
Creative Commons license:CC BY
Reference information

Primary reference:

62193. M. Wade. 1979. Tracking dinosaurs: the WInton excavation. Australian Natural History 19(9):286-291 [M. Carrano/M. Carrano]

Secondary references:

18059ETE T. H. Rich and P. Vickers-Rich. 2003. A Century of Australian Dinosaurs. Queen Victoria Museum and Art Gallery and Monash Science Centre, Monash University 1-124 [M. Carrano/M. Carrano]
61634 R. A. Thulborn and M. Wade. 1984. Dinosaur trackways in the Winton Formation (mid-Cretaceous) of Queensland. Memoirs of the Queensland Museum 21(2):413-517 [M. Carrano/M. Carrano]