Mid Cow Creek, Locality A: Frasnian, Missouri
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia
- Lucinida
- Mactromyidae
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Paracyclas rowleyi
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13 specimens: composite molds | ||||||||||
Rhynchonellata
- Rhynchonellida
- Trigonirhynchiidae
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Cupularostrum omaliusi
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Rode and Lieberman 2004 | |||||||||
see common names |
Geography
Country: | United States | State/province: | Missouri | County: | Callaway |
Coordinates: | 38.8° North, 91.9° West (view map) | ||||
Paleocoordinates: | 33.3° South, 39.4° West | ||||
Basis of coordinate: | estimated from map | ||||
Geographic resolution: | small collection |
Time
Period: | Devonian | Epoch: | Late/Upper Devonian |
Stage: | Frasnian | 10 m.y. bin: | Devonian 4 |
*Period: | Late/Upper Devonian | *Local age/stage: | Chemung |
Key time interval: | Frasnian | ||
Age range of interval: | 382.70000 - 372.20000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | Snyder Creek Shale | ||||
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: Senecan series, Chemung stage (local). |
Lithology and environment
Primary lithology: | lithified calcareous "shale" |
Secondary lithology: | "limestone" |
Environment: | marine indet. |
Geology comments: Varies from highly calcareous shale to impure limestone. |
Taphonomy
Modes of preservation: | body |
Collection methods and comments
Collection excludes: | some macrofossils |
Collection methods: | field collection |
Reason for describing collection: | taxonomic analysis |
Taxonomic list comments:PELECYPODS ONLY. Preserved almost entirely as free articulated individuals which may consist of either internal molds, external molds, composite molds, or, in a few specimens, original shell material. |
Metadata
Database number: | 3943 | ||
Authorizer: | J. Alroy, A. Stigall | Enterer: | M. Sommers, A. Stigall |
Modifier: | C. Visaggi | Research group: | marine invertebrate |
Created: | 1999-08-11 22:45:13 | Last modified: | 2004-03-11 16:25:09 |
Access level: | the public | Released: | 2000-11-20 13:53:21 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
269. | A. L. McAlester. 1963. Pelecypods of the Snyder Creek Shale (Upper Devonian) of Missouri. Journal of Paleontology 37(5):981-999 [J. Alroy/M. Sommers/J. Alroy] |
Secondary references:
14402 | A. L. Rode and B. S. Lieberman. 2004. Using GIS to unlock the interactions between biogeography, environment, and evolution in middle and Late Devonian brachiopods and bivalves. Palaeogeography, Palaeoclimatology, Palaeoecology 211(3-4):345-359 [A. Stigall/A. Stigall/A. Stigall] |