2.3-4.5 feet above Sappington at Logan: Kinderhookian, Montana

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Crinoidea - Monobathrida - Batocrinidae
aff. Megistocrinus sp. Owen and Shumard 1852
Rhynchonellata - Orthida - Rhipidomellidae
Rhipidomella cf. missouriensis (Swallow 1860)
Rhynchonellata - Spiriferinida - Syringothyrididae
Syringothyris cf. hannibalensis
Rhynchonellata - Spiriferida - Spiriferidae
Spirifer cf. marionensis
Spirifer aff. louisianensis
see common names

Geography
Country:United States State/province:Montana
Coordinates: 45.9° North, 111.4° West (view map)
Paleocoordinates:9.3° South, 45.2° West
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period:Carboniferous Epoch:Mississippian
Stage:Tournaisian 10 m.y. bin:Carboniferous 1
Key time interval:Kinderhookian
Age range of interval:358.90000 - 351.90000 m.y. ago
Stratigraphy
Formation:Sappington
Stratigraphy comments: between 2.3 and 4.5 feet above balsa sappington black shale
Lithology and environment
Primary lithology:gray lithified calcareous,cherty/siliceous "shale"
Includes fossils?Y
Environment:offshore
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:general faunal/floral analysis
Metadata
Database number:163808
Authorizer:S. Peters Enterer:S. Peters
Modifier:S. Peters Research group:marine invertebrate
Created:2014-11-13 11:12:01 Last modified:2014-11-13 11:51:25
Access level:the public Released:2014-11-13 11:12:01
Creative Commons license:CC BY
Reference information

Primary reference:
53437. D. L. Morgridge. 1954. The Sappington Formation of southwestern Montana. Thesis: University of Wisconsin-Madison 1-67 [S. Peters/S. Peters]