BUNM 77-25: Late/Upper Campanian, New Mexico

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Malacostraca - Decapoda
? Xanthoidea indet. MacLeay 1838
Gymnolaemata - Cheilostomata - Electridae
? Conopeum sp. Gray 1848
Bivalvia - Pholadida - Pholadidae
Teredina sp.
Reptilia - Hadrosauridae
Hadrosauridae indet. Cope 1869
42 specimens
Reptilia
? Thescelosaurus sp. Gilmore 1913
1 specimen
Reptilia - Dromaeosauridae
Dromaeosauridae indet. Colbert and Russell 1969
2 specimens
Reptilia - Crocodylia
Leidyosuchus sp. Lambe 1907
3 specimens
    = Crocodylia indet. Owen 1842
Alroy 2007
Reptilia - Crocodilia
Crocodilia indet. Owen 1842
56 specimens
spelled with current rank as Crocodylia
Reptilia
? Brachychampsa sp. Gilmore 1911
34 specimens
Reptilia - Baenidae
Neurankylus eximius Lambe 1902
    = Neurankylus baueri Gilmore 1916
Sullivan et al. 2012
Baena nodosa Gilmore 1916
recombined as Denazinemys nodosa
Reptilia - Testudines - Adocidae
Adocus sp. Cope 1868
Reptilia - Testudines - Trionychidae
Trionychidae indet. Gray 1825
Reptilia - Chamopsiidae
Leptochamops denticulatus (Gilmore 1928)
171 specimens
Mammalia
Mammalia indet. Linnaeus 1758
1 specimen
Actinopteri - Lepisosteiformes - Lepisosteidae
Lepisosteus sp. Agassiz 1843
71 elements
Actinopteri - Amiiformes - Amiidae
Amia sp. Linnaeus 1766
7 elements
Amia cf. uintaensis (Leidy 1873)
401 elements
nomen dubium belonging to Amiinae
Actinopteri - Elopiformes - Phyllodontidae
Paralbula cf. casei Estes 1969
171 elements
cf. Pseudoegertonia sp. Dartevelle and Casier 1949
67 elements
originally entered as "cf. Pseudoegertonia indet."
Chondrichthyes - Hybodontiformes - Hybodontidae
Hybodus sp. Agassiz 1834
4 elements
Chondrichthyes - Hybodontiformes - Lonchidiidae
Lonchidion selachos Estes 1964
7 elements
? Lonchidion selachos Estes 1964
10 elements
Chondrichthyes - Rajiformes
Squatirhina sp. Casier 1947
7 elements
Chondrichthyes - Rajiformes - Ptychotrygonidae
Ptychotrygon aff. triangularis (Reuss 1845)
1 element
Chondrichthyes - Rajiformes - Rhinobatidae
Myledaphus bipartitus Cope 1876
74 elements
see common names

Geography
Country:United States State/province:New Mexico County:San Juan
Coordinates: 36.3° North, 108.3° West (view map)
Paleocoordinates:43.6° North, 79.6° West
Basis of coordinate:stated in text
Altitude:1757 meters
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:83.50000 - 70.60000 m.y. ago
Stratigraphy
Formation:Fruitland
Stratigraphic resolution:bed
Lithology and environment
Primary lithology: coal
Includes fossils?Y
Lithology description: The locality is about 30m above the base of the Fruitland and approximately 30-40 m below the persistent sandstone body at the top of the Fruitland.
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Spatial orientation:random
Articulated whole bodies:none
Associated major elements:none
Collection methods and comments
Collection excludes:all macrofossils
Collection methods:selective quarrying,surface (float),mechanical,field collection
Reason for describing collection:general faunal/floral analysis
Taxonomic list comments:Reptilian egg-shell fragments found
Metadata
Database number:52052
Authorizer:M. Carrano, J. Alroy, D. Nicholson Enterer:K. Maguire, D. Nicholson, J. Alroy
Modifier:M. Carrano Research group:vertebrate
Created:2005-07-15 12:11:56 Last modified:2007-12-03 11:10:26
Access level:the public Released:2005-07-15 12:11:56
Creative Commons license:CC BY
Reference information

Primary reference:

13834.ETE P. J. Hutchinson and B. S. Kues. 1985. Depositional environments and paleontology of Lewis Shale to lower Kirtland Shale sequence (Upper Cretaceous), Bisti area, northwestern New Mexico. New Mexico Bureau of Mines & Mineral Resources Circular 195:24-54 [M. Carrano/M. Carrano/M. Carrano]

Secondary references:

19636 J. Alroy. 2007. Synonymies and reidentifications of North American fossil vertebrates and so forth. [J. Alroy/J. Alroy]
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]