DNM 96, Rainbow Park microsite: Tithonian, Utah
collected by R. West 1984

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Amphibia - Temnospondyli
Anura indet. (Fischer von Waldheim 1813)
Foster 2003
Amphibia - Temnospondyli - Discoglossidae
? Discoglossidae indet. Günther 1859
Foster 2003
Enneabatrachus sp. Evans and Milner 1993
Foster 2003
Amphibia - Temnospondyli - Rhinophrynidae
Rhadinosteus parvus n. gen., n. sp. Henrici 1998
Henrici 1998
Amphibia - Temnospondyli
Caudata indet. Scopoli 1777
23 specimens
Amphibia - Temnospondyli - Urodela
Iridotriton hechti n. gen., n. sp. Evans et al. 2005
Evans et al. 2005 1 individual
DINO 16453a, b
unclassified
Amniota indet. Haeckel 1866
2 specimens
Reptilia
? Fabrosaurus sp. Ginsburg 1964
1 specimen
nomen dubium belonging to Ornithischia
Reptilia - Stegosauridae
Stegosaurus sp. Marsh 1877
1 specimen
Reptilia
Camptosaurus sp. Marsh 1885
1 specimen
Reptilia - Dryosauridae
Dryosaurus sp. Marsh 1894
1 specimen
Reptilia - Theropoda
Theropoda indet. Marsh 1881
Reptilia
Allosaurus sp. Marsh 1877
Sauropoda indet. Marsh 1878
Reptilia - Camarasauridae
Camarasaurus sp. Cope 1877
Reptilia - Goniopholididae
Eutretauranosuchus sp. Mook 1967
Foster 2003
Goniopholis sp. Owen 1842
Foster 2003
Reptilia - Crocodylia
Crocodylia indet. (Owen 1842)
1 specimen
Reptilia - Sphenodontidae
Theretairus sp. Simpson 1926
Foster 2003
Reptilia
Opisthias sp. Gilmore 1909
Reptilia - Paramacellodidae
Paramacellodus cf. oweni Hoffstetter 1967
Evans and Chure 1998
DINO 13861 Partial postcranial skeleton
Reptilia - Lacertilia
Lacertilia indet. Owen 1842
Reptilia - Pleurosternidae
Glyptops plicatulus (Cope 1877)
nomen dubium belonging to Glyptops
Mammalia
Mammalia indet. Linnaeus 1758
1 specimen
Mammalia - Multituberculata
Psalodon sp. Simpson 1926
    = Multituberculata indet. Cope 1884
Foster 2003
Ctenacodon sp. Marsh 1879
10 specimens
    = Multituberculata indet. Cope 1884
Foster 2003
Multituberculata indet. Cope 1884
1 specimen
Mammalia - Symmetrodonta
Symmetrodonta indet. Simpson 1925
Foster et al. 2006
Mammalia - Dryolestidae
Dryolestes sp. Marsh 1878
Foster 2003
Euthlastus sp. Simpson 1927
Foster 2003
Mammalia
Theria indet. Parker and Haswell 1897
1 specimen
Mammalia - Eutriconodonta - Triconodontidae
Triconodonta indet. Osborn 1888
1 specimen
    = Priacodon sp. Marsh 1887
Foster 2003
Triconolestes sp. Engelmann and Callison 1998
Foster 2003
Actinopterygii
Osteichthyes indet. Huxley 1880
    = Actinopterygii indet. Cope 1887
Foster 2003
Chondrichthyes
Chondrichthyes indet. Huxley 1880
unclassified
Mollusca indet. Linnaeus 1758
see common names

Geography
Country:United States State/province:Utah County:Uintah
Coordinates: 40.5° North, 109.2° West (view map)
Paleocoordinates:36.9° North, 55.9° West
Basis of coordinate:based on nearby landmark
Altitude:1508 meters
Geographic resolution:small collection
Time
Period:Jurassic Epoch:Late/Upper Jurassic
Stage:Tithonian 10 m.y. bin:Jurassic 6
Key time interval:Tithonian
Age range of interval:149.20000 - 145.00000 m.y. ago
Stratigraphy
Formation:Morrison Member:Brushy Basin
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology:bentonitic,gray lithified argillaceous,cherty/siliceous mudstone
Secondary lithology:planar lamination unlithified carbonaceous mudstone
Includes fossils?Y
Includes fossils?Y
Lithology description: Lower horizon: "gray bentonitic mudstone/siltstone with small chert clasts and clay pebbles" Upper horizon: "gray mudstone/siltstone, lamination present with small lenses of slightly coarser texture. These lenses are rich in organic matter and contain small bones oriented with the long axis parallel to bedding"
Environment:terrestrial indet.
Geology comments: Upper horizon was deposited in quiet water conditions while the lower horizon was deposited in exposed conditions
Taphonomy
Modes of preservation:body
Degree of concentration:-single event
Size of fossils:macrofossils,mesofossils
Spatial orientation:random
Preservation of anatomical detail:variable
Abundance in sediment:abundant
Articulated whole bodies:none
Associated major elements:none
Disassociated major elements:some
Size sorting:poor
Fragmentation:frequent
Temporal resolution:snapshot
Spatial resolution:parautochthonous
Collection methods and comments
Collection methods:selective quarrying,surface (float),surface (in situ),mechanical,sieve,field collection
Reason for describing collection:general faunal/floral analysis
Collectors:R. West Collection dates:1984
Metadata
Also known as:UT-26
Database number:57913
Authorizer:M. Carrano, P. Mannion Enterer:K. Maguire, J. Tennant, M. Carrano
Modifier:M. Carrano Research group:vertebrate
Created:2006-01-06 09:50:22 Last modified:2023-09-08 14:05:56
Access level:the public Released:2006-01-06 09:50:22
Creative Commons license:CC BY
Reference information

Primary reference:
15567.ETE D. J. Chure and G. F. Engelmann. 1989. The fauna of the Morrison Formation in Dinosaur National Monument. In J. J. Flynn (ed.), Mesozoic/Cenozoic Vertebrate Paleontology: Classic Localities, Contemporary Approaches: Field Trip Guide Book T322. American Geophysical Union, Washington, DC 8-14 [M. Carrano/K. Maguire/M. Carrano]

Secondary references:

43868 S. E. Evans and D. C. Chure. 1998. Paramacellodid lizard skulls from the Jurassic Morrison Formation at Dinosaur National Monument, Utah. Journal of Vertebrate Paleontology 18(1):99-114 [P. Mannion/J. Tennant]
26530ETE S. E. Evans, C. Lally, D. J. Chure, A. Elder, and J. A. Maisano. 2005. A Late Jurassic salamander (Amphibia: Caudata) from the Morrison Formation of North America. Zoological Journal of the Linnean Society 143(4):599-616 [M. Carrano/M. Carrano/J. Alroy]
15179ETE J. R. Foster. 2003. Paleoecological analysis of the vertebrate fauna of the Morrison Formation (Upper Jurassic), Rocky Mountain region, U.S.A. New Mexico Museum of Natural History and Science Bulletin 23:1-95 [M. Carrano/M. Carrano]
46097 J. R. Foster, K. C. Trujillo, S. K. Madsen and J. E. Martin. 2006. The Late Jurassic mammal Docodon, from the Morrison Formation of The Black Hills, Wyoming: implications for abundance and biogeography of the genus. In J. R. Foster & S. G. Lucas (ed.), Paleontology and Geology of the Upper Jurassic Morrison Formation. New Mexico Museum of Natural History and Science Bulletin 36:165-169 [P. Mannion/J. Tennant/M. Carrano]
17758ETE A. C. Henrici. 1998. A new pipoid anuran from the Late Jurassic Morrison Formation at Dinosaur National Monument, Utah. Journal of Vertebrate Paleontology 18(2):321-332 [M. Carrano/M. Carrano]
13281ETE C. E. Turner and F. Peterson. 1999. Biostratigraphy of dinosaurs in the Upper Jurassic Morrison Formation of the Western Interior, U.S.A. In D. D. Gillette (ed.), Vertebrate Paleontology in Utah, Utah Geological Survey Miscellaneous Publication 99-1:77-114 [M. Carrano/M. Carrano/M. Carrano]
81455 J. S. Tweet, V. L. Santucci, T. Connors and J. P. Kenworthy. 2012. Paleontological Resource Inventory and Monitoring: Northern Colorado Plateau Network. National Park Service Technical Report NPS/NCPN/NRTR—2012/585 xii-524 [M. Carrano/M. Carrano]
84543 J. S. Tweet and V. L. Santucci. 2018. An inventory of non-avian dinosaurs from National Park Service areas. In S. G. Lucas & R. M. Sullivan (ed.), Fossil Record 6. New Mexico Museum of Natural History and Science Bulletin 79:703-730 [M. Carrano/M. Carrano]