Sargent Ranch, SMP Loc. 450: Late/Upper Campanian, New Mexico
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
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Stegoceras novomexicanum n. sp.
Jasinski and Sullivan 2011
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1 specimen | |||||||||
SMP VP-2555 | ||||||||||
Reptilia
- Hadrosauridae
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Hadrosauridae indet.
Cope 1869
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Sullivan and Lucas 2014 | 22 specimens | ||||||||
SMP VP-2409, 2552, 2560, 2563, 2587, 2636, 2641, 2684, 2688, 2690, 2705, 2708, 2730, 2763, 2767, 2776, 2800, 2833, 2838, 2863, 3367, 3379 | ||||||||||
Reptilia
- Testudines
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Testudines indet.
Batsch 1788
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Sullivan et al. 2012 | 6 specimens | ||||||||
SMP VP-2549 five carapace fragments, SMP VP-2643 plastron fragment, SMP VP-2768 distal end of humerus, SMP VP-2777 ?limb osteoderm, SMP VP-2795 incomplete ?humerus, SMP VP-3382 two plastron fragments | ||||||||||
Reptilia
- Testudines
- Adocidae
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cf. Adocus sp.
Cope 1868
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Sullivan et al. 2012 | 4 specimens | ||||||||
SMP VP-2578 neural, SMP VP-2841 carapace fragment & associated indeterminate bone material, SMP VP-2856 incomplete costal & other carapace fragments, SMP VP-2802 costal marginal & other carapace fragments | ||||||||||
Reptilia
- Testudines
- Trionychidae
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Trionychidae indet.
Gray 1825
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Sullivan et al. 2012 | 14 specimens | ||||||||
SMP VP-2388 carapace fragments, SMP VP-2403 carapace & plastron fragments from multiple individuals, SMP VP-2404 carapace fragments, SMP VP-2442 carapace fragments from multiple taxa, SMP VP-2551 carapace fragment, SMP VP-2586 carapace fragment, SMP VP-2635 carapace fragment, SMP VP-2728 carapace fragments, SMP VP-2764 incomplete costal, SMP VP-2766 carapace fragments, SMP VP-2772 incomplete neural, SMP VP-2839 carapace fragments, SMP VP-2847 carapace fragments, SMP VP-2852 carapace fragments & associated indet. bone material | ||||||||||
Reptilia
- Testudines
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cf. Aspideretoides sp.
Gardner et al. 1995
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Sullivan et al. 2012 | 1 specimen | ||||||||
SMP VP-2803 costal marginal & other carapace fragments | ||||||||||
Reptilia
- Testudines
- Nanhsiungchelyidae
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Basilemys cf. gaffneyi
Sullivan et al. 2012
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Sullivan et al. 2012 | 2 specimens | ||||||||
SMP VP-2797 epeiplastron, SMP VP-3366 partial plastron fragments of femur pelvic girdle & carapace/plastron | ||||||||||
Reptilia
- Baenidae
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Baenidae indet.
Cope 1882
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Sullivan et al. 2012 | 3 specimens | ||||||||
SMP VP-2644 nearly complete femur, SMP VP-2706 incomplete costal & plastron fragments, SMP VP-2721 carapace & plastron fragments plus associated indet. bone material | ||||||||||
cf. Denazinemys nodosa
(Gilmore 1916)
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Sullivan et al. 2012 | 1 specimen | ||||||||
SMP VP-2853 carapace fragments | ||||||||||
see common names |
Geography
Country: | United States | State/province: | New Mexico | County: | San Juan |
Coordinates: | 36.1° North, 107.8° West (view map) | ||||
Paleocoordinates: | 43.3° North, 79.2° West | ||||
Basis of coordinate: | estimated from map | ||||
Geographic resolution: | small collection |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
Key time interval: | Late/Upper Campanian | ||
Age range of interval: | 83.60000 - 72.10000 m.y. ago |
Stratigraphy
Formation: | Fruitland | Member: | Fossil Forest |
Stratigraphic resolution: | member |
Lithology and environment
Primary lithology: | lithified "shale" |
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Fragmentation: | frequent |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | taxonomic analysis |
Metadata
Also known as: | Target 8 | ||
Database number: | 144519 | ||
Authorizer: | G. Lloyd, D. Nicholson, M. Carrano | Enterer: | G. Lloyd, M. Carrano, D. Nicholson |
Modifier: | P. Mannion | Research group: | vertebrate |
Created: | 2013-05-10 00:46:22 | Last modified: | 2021-02-17 10:33:20 |
Access level: | the public | Released: | 2013-05-10 00:46:22 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
46742. | S. E. Jasinski and R. M. Sullivan. 2011. Re-evaluation of pachycephalosaurids from the Fruitland-Kirtland transition (Kirtlandian, late Campanian), San Juan Basin, New Mexico, with a description of a new species of Stegoceras and a reassessment of Texacephale langstoni. In R. M. Sullivan, S. G. Lucas, & J. A. Spielmann (eds.), Fossil Record 3. New Mexico Museum of Natural History and Science Bulletin 53:202-215 [G. Lloyd/G. Lloyd/M. Carrano] |
Secondary references:
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] | |
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] |