Missouri River east of Plattsmouth (Oread Fm., Cass Co., NE): Virgilian, Nebraska

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Crinoidea
Crinoidea indet. Miller 1821
unclassified
Brachiopoda indet. Cuvier 1805
Rhynchonellata - Spiriferida - Ambocoeliidae
Rhynchonellata - Rhynchonellida - Petasmariidae
Stenolaemata - Rhabdomesida - Rhomboporidae
Rhombopora sp. Meek 1872
see common names

Geography
Country:United States State/province:Nebraska County:Cass
Coordinates: 41.0° North, 95.9° West (view map)
Paleocoordinates:2.4° North, 25.2° West (Wright 2013)
Basis of coordinate:estimated from map
Time
Period: Carboniferous Epoch: Pennsylvanian
Stage: Gzhelian 10 m.y. bin: Carboniferous 5
Key time interval: Virgilian
Age range of interval: 303.7 - 298.9 m.y. ago
Stratigraphy
Formation:Oread Member:Heebner Shale
Lithology and environment
Primary lithology: "shale"
Environment:marine indet.
Taphonomy
Modes of preservation:body
Collection methods and comments
Collection methods:core
Reason for describing collection:paleoecologic analysis
Metadata
Database number:175
Authorizer:J. Alroy Enterer:M. Sommers
Modifier:J. Alroy Research group:marine invertebrate
Created:1998-11-20 10:07:18 Last modified:2025-02-22 15:12:02
Access level:the public Released:2000-11-20 13:53:09
Creative Commons license:CC0
Reference information

Primary reference:
12. J. M. Malinky and P. H. Heckel. 1998. Paleoecology and taphonomy of faunal assemblages in gray "core" (offshore) shales in Midcontinent Pennsylvanian cyclothems. Palaios 13(4):311-334 [J. Alroy/M. Sommers/P. Wagner]