SMP Loc. 228: Late Campanian, New Mexico

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Testudines
Testudines indet. Batsch 1788
4 specimens
SMP VP-1800 limb fragments, SMP VP-2681 incomplete plastron, SMP VP-2739 incomplete left femur, SMP VP-2747 cervical vertebra
Reptilia - Testudines - Trionychidae
5 specimens
SMP VP-1509 carapace & plastron fragments, SMP VP-1567 carapace fragments, SMP VP-1947 incomplete costal, SMP VP-2716 carapace fragment, SMP VP-2819 carapace neural
1 specimen
SMP VP-2166 carapace fragments
Reptilia - Testudines - Nanhsiungchelyidae
2 specimens
SMP VP-1510 plastron fragment, SMP VP-1852 limb osteoderm
1 specimen
SMP VP-1158 incomplete humerus
Reptilia - Testudines
1 specimen
SMP VP-742 carapace & plastron fragments
1 specimen
SMP VP-1949 carapace fragment
Reptilia - Testudines - Adocidae
2 specimens
SMP VP-2818 carapace neural, SMP VP-3264 carapace fragments
Reptilia - Baenidae
Baenidae indet. Cope 1882
3 specimens
SMP VP-1507 part of carapace, SMP VP-1798 dorsal vertebra, SMP VP-1964 costal
1 specimen
SMP VP-2820 carapace neural
3 specimens
SMP VP-1469 anterior part of plastron (intergular, gular, & humeral), SMP VP-1506 right plastron fragment (intergular, gular & humeral), SMP VP-1948 four carapace fragments
1 specimen
SMP VP-2751 carapace fragments
1 specimen
SMP VP-1931 partial carapace
Reptilia - Hadrosauridae
Sullivan and Lucas 2014 15 specimens
SMP VP-977, 1388, 1508, 1794, 2135, 2145, 2146, 2148, 2451, 2676, 2679, 2710, 2711, 2717, 2750
see common names

Geography
Country:United States State/province:New Mexico County:San Juan
Coordinates: 36.2° North, 107.9° West (view map)
Paleocoordinates:46.4° North, 70.9° West (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period: Cretaceous Epoch: Late Cretaceous
Stage: Campanian 10 m.y. bin: Cretaceous 7
Key time interval: Late Campanian
Age range of interval: 83.6 - 72.2 m.y. ago
Age estimate: 75.56 to 74.44 Ma (Ar/Ar)
Stratigraphy
Formation:Kirtland Member:Hunter Wash
Stratigraphic resolution:bed
Lithology and environment
Primary lithology:gray,yellow sandy mudstone
Includes fossils?Y
Lithology description: "light-to-medium gray and tan sandy mudstones"
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Degree of concentration:dispersed
Size of fossils:macrofossils
Preservation of anatomical detail:medium
Fragmentation:frequent
Collection methods and comments
Collection methods:surface (in situ)
Reason for describing collection:general faunal/floral analysis
Metadata
Also known as:Hunter Wash
Database number:154382
Authorizer:D. Nicholson, M. Carrano Enterer:D. Nicholson, M. Carrano
Created:2014-02-19 04:35:59 Last modified:2025-02-22 15:12:02
Access level:the public Released:2014-02-19 04:35:59
Creative Commons license:CC0
Reference information

Primary reference:
50161. R. M. Sullivan, S. E. Jasinski, and S. G. Lucas. 2012. Re-assessment of Late Campanian (Kirtlandian) turtles from the Upper Cretaceous Fruitland and Kirtland formations, San Juan Basin, New Mexico, USA. In D. B. Brinkman, P. A. Holroyd, J. D. Gardner (eds.), Morphology and Evolution of Turtles 337-387 [D. Nicholson/D. Nicholson/P. Holroyd]

Secondary references:

55658 R. M. Sullivan and S. G. Lucas. 2014. Stratigraphic distribution of hadrosaurids in the Upper Cretaceous Fruitland, Kirtland, and Ojo Alamo formations, San Juan Basin, New Mexico. In D. A. Eberth & D. C. Evans (ed.), Hadrosaurs 361-384 [M. Carrano/M. Carrano]