Ellenburger Hills SE of Barnes Ranch headquarters: Gasconadian, Texas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
- Euomphalina
- Ophiletidae
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Ophileta leo
(Walcott 1924)
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Wagner 2023 | |||||||||
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Gastropoda
- Euomphalina
- Macluritidae
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Macluritella uniangulata
(Hall 1847)
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Flower 1968 | |||||||||
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Gastropoda
- Sinuopeidae
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Sinuopea vera
Ulrich et al. 1931
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Wagner 2023 | |||||||||
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Euconia conicus
(Heller 1954)
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Wagner 2023 | |||||||||
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Rostroconchia
- Ribeirioida
- Technophoridae
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Ribeiria calcifera
Billings 1865
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Wagner 2023 | |||||||||
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Cephalopoda
- Ellesmerocerida
- Ellesmeroceratidae
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Conocerina unguloides n. sp.
Flower 1964
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1 specimen | |||||||||
| BEG 34763 (type) | ||||||||||
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Burenoceras phragmoceroides n. sp.
Flower 1964
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1 specimen | |||||||||
| BEG 34832 (type) | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Texas | County: | San Saba |
| Coordinates: | 31.0° North, 98.5° West (view map) | ||||
| Paleocoordinates: | 20.2° South, 90.3° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | small collection |
Time
| Period: | Ordovician | Epoch: | Early Ordovician |
| Stage: | Tremadocian | 10 m.y. bin: | Ordovician 1 |
| Key time interval: | Gasconadian | Conodont zone: | Cordylodus angulatus |
| Age range of interval: | 485.4 - 477.7 m.y. ago |
Stratigraphy
| Geological group: | Ellenburger | Formation: | Tanyard | Member: | Staendebach |
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: "Staendebach member, Threadgill [certainly means Tanyard] formation" (p. 71);
"cherts of the Tanyard formation" (p. 88). Cherts typically occur in the Standebach Member of the Tanyard. (Kupecz & Land, 1991, J. Sedim. Petr. 61(4)) | |||||
Lithology and environment
| Primary lithology: | "cross stratification",dolomitic,ooidal,peloidal grainstone | ||
| Secondary lithology: | chert | ||
| Includes fossils? | Y | ||
| Lithology description: informations on lithology are from (Kupecz & Land, 1991) | |||
| Environment: | lagoonal/restricted shallow subtidal | Tectonic setting: | passive margin |
Taphonomy
| Modes of preservation: | cast,concretion,replaced with silica |
| Size of fossils: | macrofossils |
| Temporal resolution: | time-averaged |
| Spatial resolution: | autochthonous |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: BEG = Texas Bureau of Economic Geology, University of Texas | |
Metadata
| Also known as: | Llano Uplift | ||
| Database number: | 88808 | ||
| Authorizer: | B. Kröger, P. Wagner | Enterer: | T. Liebrecht, P. Wagner |
| Modifier: | P. Wagner | Research group: | marine invertebrate |
| Created: | 2009-04-21 11:35:49 | Last modified: | 2018-06-19 10:57:46 |
| Access level: | the public | Released: | 2009-04-21 11:35:49 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 29768. | R. H. Flower. 1964. The Nautiloid Order Ellesmeroceratida (Cephalopoda). State Bureau of Mines and Mineral Resources New Mexico Institute of Mining and Technology, Memoir 12:234 p. [B. Kröger/T. Liebrecht/P. Wagner] |
Secondary references:
| 11514 | R. H. Flower. 1968. Part I - Some El Paso guide fossils. New Mexico Institute of Mining and Technology Memoir 22(1):1-21 [P. Wagner/P. Wagner/P. Wagner] | |
| 9042 | P. J. Wagner. 2023. Paleozoic Gastropod, Rostroconch, Helcionelloid and Tergomyan Database (2006 - 2023). [P. Wagner/P. Wagner/P. Wagner] |