Clermont: Edenian - Maysvillian, Iowa

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Demospongiae - Streptosolenidae
Demospongiae - Streptosclerophorida - Hindiidae
see common names

Geography
Country:United States State/province:Iowa
Coordinates: 43.0° North, 91.7° West (view map)
Paleocoordinates:10.4° South, 115.2° West (Wright 2013)
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period: Ordovician Epoch: Late Ordovician
Stage: Katian 10 m.y. bin: Ordovician 5
Key time interval: Edenian - Maysvillian
Age range of interval: 451 - 449.6 m.y. ago
Stratigraphy
Geological group:Maquoketa Formation:Scales Shale
Stratigraphic resolution:group of beds
Stratigraphy comments: lower Maquoketa Formation; PJW: this should be Scales Shale now.
Lithology and environment
Primary lithology: not reported
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:survey of museum collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:120502
Authorizer:W. Kiessling Enterer:U. Merkel
Modifier:P. Wagner Research group:marine invertebrate
Created:2011-11-15 00:59:56 Last modified:2025-02-22 15:12:02
Access level:the public Released:2011-11-15 00:59:56
Creative Commons license:CC0
Reference information

Primary reference:
38513. J. K. Rigby and T. N. Bayer. 1971. Sponges of the Ordovician Maquoketa Formation in Minnesota and Iowa. Journal of Paleontology 45(4):608-627 [W. Kiessling/U. Merkel]