Section 06. Franklin Mountain. Small ridge 0.7 mile S55˚W. of Sugarloaf Mountain: Richmondian, Texas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhynchonellata
- Rhynchonellida
- Rhynchotrematidae
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Hypsiptycha neenah
(Whitfield 1882)
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Howe 1967 | |||||||||
Rhynchotrema iowense
Wang 1949
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Howe 1967 | |||||||||
Rhynchonellata
- Orthida
- Plaesiomyidae
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Plaesiomys subquadratus
(Hall 1847)
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Plaesiomys subquadratus cutterensis | ||||||||||
= Plaesiomys cutterensis
Howe 1966
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Wright and Stigall 2013 | |||||||||
Strophomenata
- Strophomenida
- Sowerbyellidae
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Thaerodonta mucronata
Howe 1965
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recombined as Eochonetes mucronata | ||||||||||
Thaerodonta mucronata scabra | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Texas | County: | El Paso |
Coordinates: | 31.8° North, 106.5° West (view map) | ||||
Paleocoordinates: | 17.4° South, 76.9° West | ||||
Basis of coordinate: | estimated from map | ||||
Geographic resolution: | outcrop |
Time
Period: | Ordovician | Epoch: | Late/Upper Ordovician |
Stage: | Katian | 10 m.y. bin: | Ordovician 5 |
Key time interval: | Richmondian | Conodont zone: | Aphelognathus grandis |
Age range of interval: | 449.80000 - 446.00000 m.y. ago |
Stratigraphy
Lithology and environment
Primary lithology: | lithified argillaceous,cherty/siliceous dolomite | ||
Includes fossils? | Y | ||
Environment: | deep subtidal indet. | Tectonic setting: | passive margin |
Geology comments: Environment inferred by SMH from lithology and bedding |
Taphonomy
Modes of preservation: | body,replaced with silica |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | taxonomic analysis |
Museum repositories: | USNM |
Metadata
Database number: | 165281 | ||
Authorizer: | P. Wagner | Enterer: | P. Wagner |
Modifier: | P. Wagner | Research group: | marine invertebrate |
Created: | 2015-01-16 22:02:17 | Last modified: | 2015-01-16 22:20:20 |
Access level: | the public | Released: | 2015-01-16 22:02:17 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
9484. | H. J. Howe. 1965. Dalmanellidae from the Montoya Group (Ordovician) of Trans-Pecos Texas. Journal of Paleontology 39(2):235-247 [S. Holland/S. Holland/S. Holland] |
Secondary references:
3941 | H. J. Howe. 1967. Rhynchonellacea From the Montoya Group (Ordovician) of Trans-Pecos Texas. Journal of Paleontology 41(4):845-860 [S. Holland/T. Hanson] | |
64957 | D. F. Wright and A. L. Stigall. 2013. Phylogenetic revision of the Late Ordovician orthid brachiopod genera Plaesiomys and Hebertella from Laurentia. Journal of Paleontology 87(6):1107-1128 [P. Wagner/P. Wagner] |