MOR JR-168, Fanny Hill: Middle Campanian, Montana

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Acipenseriformes - Acipenseridae
Psammorhynchus longipinnis n. sp. Grande and Hilton 2006
1 individual
recombined as Priscosturion longipinnis
MOR 1184
Reptilia - Hadrosauridae
Hadrosauridae indet. Cope 1869
1 individual
"hadrosaur"
    = Brachylophosaurus goodwini Horner 1988
Prieto-Marquéz 2000
synonym of Brachylophosaurus canadensis
MOR 794
see common names

Geography
Country:United States State/province:Montana County:Phillips
Coordinates: 48.6° North, 107.8° West (view map)
Paleocoordinates:55.2° North, 73.3° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Campanian 10 m.y. bin:Cretaceous 7
Key time interval:Middle Campanian
Age range of interval:83.50000 - 70.60000 m.y. ago
Stratigraphy
Geological group:Montana Formation:Judith River Member:McClelland Ferry
Stratigraphic resolution:bed
Stratigraphy comments: lower/regressive part of formation, near contact w/Claggett Fm., estimated at approx. 78 Ma
Lithology and environment
Primary lithology: poorly lithified sandstone
Includes fossils?Y
Lithology description: "soft, loosely consolidated sandstone"
Environment:fluvial-deltaic indet.
Glacial or sequence phase:regressive
Geology comments: "freshwater or estuarine"
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Spatial orientation:life position
Preservation of anatomical detail:excellent
Articulated whole bodies:all
Fragmentation:occasional
Temporal resolution:snapshot
Spatial resolution:parautochthonous
Collection methods and comments
Collection methods:selective quarrying,surface (in situ),mechanical,field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:69281
Authorizer:M. Carrano Enterer:M. Carrano
Modifier:M. Carrano Research group:vertebrate
Created:2007-02-23 11:15:45 Last modified:2022-09-27 16:03:19
Access level:the public Released:2007-02-23 11:15:45
Creative Commons license:CC BY
Reference information

Primary reference:

19968.ETE L. Grande and E. J. Hilton. 2006. An exquisitely preserved skeleton representing a primitive sturgeon from the Upper Cretaceous Judith River Formation of Montana (Acipenseriformes: Acipenseridae: n. gen. and sp.). The Paleontological Society Memoir 65, Journal of Paleontology 80(4, suppl.):1-39 [M. Carrano/M. Carrano]

Secondary references:

82729 A. Prieto-Marquéz. 2000. On the postcrania of Brachylophosaurus goodwini (Dinosauria: Ornithopoda): implications for hadrosaur morphology. Journal of Vertebrate Paleontology 20(3 (suppl.)):63A [M. Carrano/M. Carrano]