Locality 11-T-101, dry creek at mouth with Colorado River: Selandian, Texas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Scaphopoda
- Dentaliida
- Fustiariidae
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? Fustiaria spp.
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Scaphopoda
- Dentaliida
- Dentaliidae
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Dentalium aff. mediaviense
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Dentalium spp.
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Gastropoda
- Heterostropha
- Architectonicidae
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Architectonica (Dinaxis) cf. planiformis
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Gastropoda
- Heterostropha
- Ringiculidae
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Ringicula alabamensis
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Gastropoda
- Turritellidae
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Turritella polysticha
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Turritella mortoni
Conrad 1830
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| recombined as Kapalmerella mortoni | ||||||||||
| Turritella mortoni crassa | ||||||||||
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Gastropoda
- Neogastropoda
- Olividae
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Eoancilla hordea n. sp.
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Gastropoda
- Neogastropoda
- Melongenidae
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Levifusus pagoda
(Heilprin 1880)
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| replaced by Levifusus pagodiformis | ||||||||||
| Levifusus pagoda seguinensis | ||||||||||
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Gastropoda
- Neogastropoda
- Nassariidae
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? Tritiaria seguinensis n. sp.
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| spelled with current rank as Nassarius (Tritiaria) | ||||||||||
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Gastropoda
- Neogastropoda
- Buccinidae
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Metula reticulata n. sp.
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Terebrifusus aff. amoenus
(Conrad 1833)
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| original and current combination Buccinum amoenum | ||||||||||
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Gastropoda
- Neogastropoda
- Fasciolariidae
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Pleuroploca aff. plummeri
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Lirofusus sp.
Conrad 1865
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Palaeorhaphis palaeocenica n. sp.
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? Latirus aff. stephensoni
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Gastropoda
- Neogastropoda
- Turridae
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Eopleurotoma sp.
Cossmann 1889
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Gastropoda
- Neogastropoda
- Cancellariidae
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Caveola ostium n. sp.
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Gastropoda
- Neogastropoda
- Costellariidae
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Orthosurcula cf. adeona
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Gastropoda
- Tornidae
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Cochliolepis (Tylaxis) palaeocenica n. sp.
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Gastropoda
- Skeneidae
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Solariorbis velarum n. sp.
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Solariorbis sp.
Conrad 1865
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Gastropoda
- Opisthobranchia
- Scaphandridae
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Mnestia ovata n. sp.
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Gastropoda
- Opisthobranchia
- Cylichnidae
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Cylichna (Cylichnopsis) bicarinata n. sp.
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Bivalvia
- Nuculanida
- Yoldiidae
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Yoldia kindlei
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Bivalvia
- Nuculanida
- Nuculanidae
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Nuculana milamensis
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Calorhadia diminutia n. sp.
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Bivalvia
- Nuculida
- Nuculidae
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? Nucula sp.
Lamarck 1799
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Bivalvia
- Poromyida
- Poromyidae
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aff. Poromya sp.
Forbes 1844
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Bivalvia
- Thraciida
- Periplomatidae
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Cochlodesma cf. howei
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Bivalvia
- Pholadida
- Corbulidae
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cf. Caryocorbula coloradoensis
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| original and current combination Corbula (Caryocorbula) | ||||||||||
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Notocorbula sp.
Iredale 1930
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| spelled with current rank as Corbula (Notocorbula) | ||||||||||
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Bivalvia
- Cardiida
- Veneridae
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Pitar (Pitar) nuttalliopsis
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| Pitar (Pitar) nuttalliopsis heilprini | ||||||||||
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Bivalvia
- Carditida
- Carditidae
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Baluchicardia cf. wilcoxensis
(Dall 1903)
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Texas | County: | Bastrop |
| Coordinates: | 30.2° North, 97.5° West (view map) | ||||
| Paleocoordinates: | 34.6° North, 80.0° West | ||||
| Basis of coordinate: | stated in text | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Paleogene | Epoch: | Paleocene |
| Stage: | Selandian | 10 m.y. bin: | Cenozoic 1 |
| Key time interval: | Selandian | Foram zone: | P3b |
| Age range of interval: | 61.60000 - 59.20000 m.y. ago |
Stratigraphy
| Formation: | Seguin | Member: | Solomon Creek | ||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: "Turritella" layer; NP4 nannoplankton zone | |||||
Lithology and environment
| Primary lithology: | concretionary sandstone |
| Secondary lithology: | concretionary siltstone |
| Includes fossils? | Y |
| Includes fossils? | Y |
| Lithology description: Typical sands and silts of the Solomon Creek Member are visible at low-water levels of the Colorado River. A discontinuous layer of brown lenticular concretions outcrop near low water levels with a substantial fauna of mainly juvenile Mollusca. | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 178129 | ||
| Authorizer: | P. Wagner | Enterer: | P. Wagner | Research group: | marine invertebrate |
| Created: | 2016-04-20 14:20:14 | Last modified: | 2016-04-20 14:20:14 |
| Access level: | the public | Released: | 2016-04-20 14:20:14 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 58332. | C. L. Garvie. 2013. The Molluscan Macrofauna of the Seguin Formation (Upper Paleocene) in Central Texas. Bulletins of American Paleontology 384:1-96 [P. Wagner/P. Wagner] |
Secondary references:
| 58616 | E. Koken. 1897. Die Gastropoden der Trias um Hallstatt. Abhandlungen der Kaiserlich-Koniglichen Geologischen Reichsanstalt 17(4):1-112 [P. Wagner/P. Wagner/P. Wagner] |