NDSFC Loc. MO21: Late/Upper Maastrichtian, North Dakota
collected by J. Hoganson & J. Erickson

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Chondrichthyes - Chimaeriformes - Callorhynchidae
Ischyodus rayhaasi Hoganson and Erickson 2005
1 specimen
ND 350.1, R mandible
see common names

Geography
Country:United States State/province:North Dakota County:Morton
Coordinates: 46.6° North, 100.8° West (view map)
Paleocoordinates:52.2° North, 73.8° West
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
Key time interval:Late/Upper Maastrichtian
Age range of interval:72.10000 - 66.00000 m.y. ago
Stratigraphy
Geological group:Montana Formation:Hell Creek Member:Breien
Stratigraphic resolution:bed
Lithology and environment
Primary lithology: not reported
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Spatial resolution:parautochthonous
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Collectors:J. Hoganson & J. Erickson
Metadata
Database number:179287
Authorizer:M. Carrano Enterer:M. Carrano
Research group:vertebrate
Created:2016-06-10 10:35:37 Last modified:2016-06-10 10:35:37
Access level:the public Released:2016-06-10 10:35:37
Creative Commons license:CC BY
Reference information

Primary reference:
59359. J. W. Hoganson and J. M. Erickson. 2005. A new species of Ischyodus (Chondrichthyes: Holocephali: Callorhynchidae) from upper Maastrichtian shallow marine facies of the Fox Hills and Hell Creek formations, Williston Basin, North Dakota, USA. Palaeontology 48(4):709-721 [M. Carrano/M. Carrano]