Quimbys Mill Formation Cephalopods, Illinois, Iowa, Wisconsin: Blackriveran, Illinois, Iowa, Wisconsin
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Bodeiceras oxygonium
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Cephalopoda
- Actinocerida
- Gonioceratidae
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Gonioceras occidentale
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Gonioceras homerense
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Gonioceras occidentale homerense | ||||||||||
Gonioceras anceps
Hall 1847
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Cephalopoda
- Actinocerida
- Actinoceratidae
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Actinoceras bigsbyi
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Actinoceras beloitense
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Actinoceras janesvillensis
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[entered as Actinoceras janesvillense] | ||||||||||
Actinoceras gravicentrum
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Cephalopoda
- Orthocerida
- Proteoceratidae
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Gorbyoceras sp.
Shimizu and Obata 1935
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Orthoceras junceum
Hall 1847
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recombined as Isorthoceras junceum | ||||||||||
"Orthoceras" junceum | ||||||||||
Cephalopoda
- Orthocerida
- Dawsonoceratidae
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Metaspyroceras minneapolis
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? Metaspyroceras wisconsinense
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Cephalopoda
- Orthocerida
- Orthoceratidae
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Michelinoceras multicameratum
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Michelinoceras sp.
Foerste 1932
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Cephalopoda
- Orthocerida
- Tripteroceratidae
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Tripteroceras planoconvexum
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Tripteroceras oweni
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Tripteroceras scofieldi
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Allumettoceras planodorsatum
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Allumettoceras cf. carletonense
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Allumettoceras cf. planodorsatum carletonense | ||||||||||
Cephalopoda
- Endocerida
- Endoceratidae
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Endoceras cf. annulatum
Hall 1847
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recombined as Cyclendoceras annulatum | ||||||||||
Endoceras sp.
Hall 1847
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Endoceras proteiforme
Hall 1847
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Cameroceras cf. alternatum
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Cameroceras sp.
Conrad 1842
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Cephalopoda
- Barrandeocerida
- Barrandeoceratidae
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? Antiplectoceras sp.
Foerste and Savage 1927
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Cephalopoda
- Barrandeocerida
- Plectoceratidae
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Plectoceras occidentale
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Cephalopoda
- Pseudorthocerida
- Spyroceratidae
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Spyroceras lesueuri
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"Spyroceras" lesueuri | ||||||||||
Spyroceras scofieldi
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"Spyroceras" scofieldi | ||||||||||
Cephalopoda
- Ascocerida
- Probillingsitidae
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? Redpathoceras sp.
Flower 1963
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Cephalopoda
- Ascocerida
- Hebetoceratidae
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? Hebetoceras sp.
Flower 1941
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Cephalopoda
- Oncocerida
- Oncoceratidae
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Cyrtorizoceras minneapolis
(Clarke 1897)
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original and current combination Cyrtoceras minneapolis | ||||||||||
Scofieldoceras shumardi
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Beloitoceras lycum
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Beloitoceras janesvillense
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Beloitoceras carveri
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Beloitoceras norwoodi
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Beloitoceras houghtoni
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Beloitoceras plebeium
(Hall 1861)
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Beloitoceras cf. huronense
(Billings 1865)
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Beloitoceras pandion
(Hall 1861)
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Loganoceras sp.
Foerste 1932
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Oncoceras abruptum
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Oncoceras tetreauvillense
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Richardsonoceras simplex
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Richardsonoceras beloitense
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Richardsonoceras romingeri
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? Richardsonoceras clarkei
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? Richardsonoceras scofieldi
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Kentlandoceras husseyi
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Zittelloceras beloitense
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Zittelloceras clarkeanum
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Zittelloceras scofieldi
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Zittelloceras percurvatum
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? Zittelloceras brevicurvatum
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? Zittelloceras tenuistriatum
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Cephalopoda
- Oncocerida
- Diestoceratidae
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Diestoceras alceum
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Diestoceras sp.
Foerste 1924
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Cephalopoda
- Oncocerida
- Valcouroceratidae
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Valcouroceras sp.
Flower 1943
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? Fayettoceras beloitense
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Manitoulinoceras neleum
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Cephalopoda
- Discosorida
- Westonoceratidae
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Reedsoceras macrostomum
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Cephalopoda
- Apsidoceratidae
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Chidleyenoceras sp.
Shimizu and Obata 1935
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Cephalopoda
- Clinoceratidae
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Whitfieldoceras mumiaforme
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see common names |
Geography
Country: | United States | State/province: | Illinois, Iowa, Wisconsin |
Coordinates: | 43.0° North, 91.0° West (view map) | ||
Paleocoordinates: | 20.4° South, 63.1° West | ||
Basis of coordinate: | estimated from map | ||
Geographic resolution: | basin |
Time
Period: | Ordovician | Epoch: | Late/Upper Ordovician |
10 m.y. bin: | Ordovician 4-5 | ||
*Period: | Middle Ordovician - Late/Upper Ordovician | *Local age/stage: | Blackriveran |
Key time interval: | Blackriveran | ||
Age range of interval: | 457.00000 - 449.80000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | Quimbys Mill |
Stratigraphic resolution: | formation |
Lithology and environment
Primary lithology: | "limestone" |
Includes fossils? | Y |
Lithology description: "12 to 14 feet thick . . . medium to thin beds of limestone and dolomite separated by thin shale laminae." Lithology from O. L. Karklins. 1987. Bryozoa from Rocklandian (Middle Ordovician) rocks of the Upper Mississippi Valley region. Middle and Late Ordovician lithostratigraphy and biostratigraphy of the Upper Mississippi Valley: Minnesota Geological Survey Report of Investigations 35 :173-176, R.E. Sloan, ed. | |
Geology comments: Environmental call by T. Hanson. |
Taphonomy
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | biostratigraphic analysis |
Taxonomic list comments:Faunal list compiled from: 1. Whitfield's (1882) report in volume 4 of Chamberlin's Geology of Wisconsin 2. Clarke's (1897) report in volume III part 2 of Winchell's Final Reports of the Minnesota Geological and Natural History Survey 3. Bassler's Index 4. Individual articles (Foerste, Flower, etc.) 5. Treatise, Part K 6. Author's personal field data |
Metadata
Database number: | 23758 | ||
Authorizer: | S. Holland | Enterer: | T. Hanson |
Modifier: | S. Holland | Research group: | marine invertebrate |
Created: | 2002-07-19 13:20:04 | Last modified: | 2004-10-22 11:31:35 |
Access level: | the public | Released: | 2002-07-19 13:20:04 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
6752. | J. A. Catalani. 1987. Biostratigraphy of the Middle and Late Ordovician cephalopods of the Upper Mississippi Valley area. In R. E. Sloan (ed.), Middle and Late Ordovician lithostratigraphy and biostratigraphy of the Upper Mississippi Valley: Minnesota Geological Survey Report of Investigations 35 187-189 [S. Holland/T. Hanson/S. Bruning] |