Sohl and Koch OFR # 12: Early/Lower Maastrichtian, Mississippi
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Echinoidea
- Cassiduloida
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Hardouinia sp.
d'Archiac and Haime 1853
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| corrected as Harduinia | ||||||||||
| Hardouinea sp. | ||||||||||
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Polychaeta
- Sabellida
- Serpulidae
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Serpula sp.
Linnaeus 1758
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| Serpula sp. | ||||||||||
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Polychaeta
- Serpulimorpha
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Hamulus onyx
Morton 1834
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| Hamulus onyx Morton | ||||||||||
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Gastropoda
- Turritellidae
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Laxispira monilifera
Sohl 1964
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1 specimen | |||||||||
| Laxispira monilifera Sohl | ||||||||||
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Gastropoda
- Neogastropoda
- Paladmetidae
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Paladmete cancellaria
Conrad 1858
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3 specimens | |||||||||
| Paladmete cancellaria (Conrad) | ||||||||||
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Gastropoda
- Eucyclidae
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Calliomphalus sp.
Cossmann 1888
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1 specimen | |||||||||
| Calliomphalus sp. | ||||||||||
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Bivalvia
- Cardiida
- Veneridae
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Cyprimeria alta
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1 specimen | |||||||||
| Cyprimeria alta Conrad | ||||||||||
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Bivalvia
- Cardiida
- Mactridae
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Cymbophora appressa
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1 specimen | |||||||||
| Cymbophora appressa (Gabb) | ||||||||||
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Bivalvia
- Cardiida
- Tellinidae
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Tellina sp.
Linnaeus 1758
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2 specimens | |||||||||
| Tellina sp. | ||||||||||
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Bivalvia
- Cardiida
- Cardiidae
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Granocardium (Granocardium) tippananum
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6 specimens | |||||||||
| synonym of Trachycardium | ||||||||||
| Granocardium (Granocardium) tippan | ||||||||||
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Trachycardium eufaulensis
(Conrad 1860)
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5 specimens | |||||||||
| Trachycardium eufaulensis (Conrad) | ||||||||||
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Bivalvia
- Lucinida
- Lucinidae
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Myrtea stephensoni
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1 specimen | |||||||||
| Myrtea stephensoni Gardner | ||||||||||
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Bivalvia
- Lucinida
- Mactromyidae
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Unicardium sp.
d'Orbigny 1850
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1 specimen | |||||||||
| Unicardium sp. | ||||||||||
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Bivalvia
- Carditida
- Crassatellidae
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Crassatella vadosa
Morton 1834
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7 specimens | |||||||||
| Crassatella vadosa vadosa Morton | ||||||||||
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Bivalvia
- Trigoniida
- Megatrigoniidae
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Pterotrigonia (Scabrotrigonia) eufaulensis
(Gabb 1860)
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6 specimens | |||||||||
| Pterotrigonia (Scabrotrigonia) euf | ||||||||||
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Bivalvia
- Mytilida
- Crenellidae
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Crenella serica
Conrad 1860
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1 specimen | |||||||||
| Crenella serica Conrad | ||||||||||
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Bivalvia
- Pectinida
- Anomiidae
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Anomia (Anomia) argentaria
Morton 1833
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5 specimens | |||||||||
| Anomia (Anomia) argentaria Morton | ||||||||||
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Bivalvia
- Pectinida
- Entoliidae
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Syncyclonema simplicius
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13 specimens | |||||||||
| Syncylonema simplicus (Conrad) - originally entered as "Syncylonema simplicius" | ||||||||||
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Bivalvia
- Ostreida
- Flemingostreidae
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Cubitostrea tecticosta
(Gabb 1860)
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1 specimen | |||||||||
| Cubitostrea tecticosta (Gabb) | ||||||||||
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Bivalvia
- Arcida
- Glycymerididae
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Glycymeris rotundata
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2 specimens | |||||||||
| Glycymeris rotundata (Gabb) | ||||||||||
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unclassified
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Bryozoa indet.
Ehrenberg 1831
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| Bryozoa (branching) | ||||||||||
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Malacostraca
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Malacostraca indet.
(Latreille 1802)
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| Crab parts | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Mississippi | County: | Union |
| Coordinates: | 34.5° North, 88.9° West (view map) | ||||
| Paleocoordinates: | 38.0° North, 66.2° West | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
| *Period: | Late/Upper Cretaceous | *Epoch: | Late/Upper Senonian |
| *International age/stage: | Middle - Late/Upper Maastrichtian | ||
| Key time interval: | Early/Lower Maastrichtian | Foram zone: | Gansserina gansseri |
| Age range of interval: | 72.10000 - 66.00000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Chiwapa | ||||
| Stratigraphic resolution: | formation | ||||
| Stratigraphy comments: No forams have been recovered from this unit, it is assigned to the Gansserina gansseri zone by Mancini et al. (1996) by sequence stratigraphy and the biostratigraphy of surrounding units. Haustator bilira assemblage zone. | |||||
Lithology and environment
| Primary lithology: | glauconitic lithified sandstone | ||
| Environment: | marine indet. | Tectonic setting: | passive margin |
Taphonomy
| Modes of preservation: | body,original calcite |
| Size of fossils: | mesofossils |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | bulk,field collection |
| Reason for describing collection: | paleoecologic analysis |
| Museum repositories: | USGS |
| Collection method comments: Sohl collection | |
Metadata
| Also known as: | Mound City; USGS # 32311 | ||
| Database number: | 4103 | ||
| Authorizer: | M. Kosnik | Enterer: | M. Kosnik |
| Modifier: | M. Manojlovic | Research group: | GCP,marine invertebrate |
| Created: | 1999-08-14 13:00:00 | Last modified: | 2016-07-25 19:00:41 |
| Access level: | the public | Released: | 1999-08-14 13:00:00 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 281. | N. F. Sohl and C. F. Koch. 1987. Upper Cretaceous (Maestrichtian) larger invertebrates from the Haustator bilira Assemblage Zone in the Atlantic Coastal Plain with further data for the East Gulf. USGS Open File Report 87-194:1-172 [M. Kosnik/M. Kosnik] |
Secondary references:
| 29915 | J. A. Sessa, T. J. Bralower, M. E. Patzkowsky, J. C. Handley, and L. C. Ivany. 2012. Environmental and biological controls on the diversity and ecology of Late Cretaceous through early Paleogene marine ecosystems in the US Gulf Coastal Plain. Paleobiology 38(2):218-239 [M. Patzkowsky/J. Sessa/J. Sessa] |