Sohl and Koch OFR # 21: Early/Lower Maastrichtian, Mississippi
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Demospongiae
- Clavulina
- Clionaidae
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Cliona sp.
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| Clione sp. | ||||||||||
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Echinoidea
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Echinoidea indet.
(Leske 1778)
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| Echinoid sp. - originally entered as "Echinoidea 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 squamosus
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| Hamulus squamosus Gabb | ||||||||||
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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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Turritella sp.
Lamarck 1799
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1 specimen | |||||||||
| Turritella sp. | ||||||||||
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Turritella vertebroides
Morton 1834
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2 specimens | |||||||||
| Turritella vertebroides Morton | ||||||||||
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Turritella tippana
Conrad 1858
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1 specimen | |||||||||
| Turritella tippana Conrad | ||||||||||
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Gastropoda
- Neogastropoda
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Neogastropoda indet.
Thiele 1929
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1 specimen | |||||||||
| Neogastropods indeterminate | ||||||||||
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Gastropoda
- Neogastropoda
- Buccinidae
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Buccinopsis sp.
Conrad 1857
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1 specimen | |||||||||
| Buccinopsis sp. | ||||||||||
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Bivalvia
- Mytilida
- Mytilidae
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Lithophaga sp.
Röding 1798
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1 specimen | |||||||||
| Lithophaga sp. | ||||||||||
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Bivalvia
- Mytilida
- Crenellidae
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Crenella serica
Conrad 1860
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14 specimens | |||||||||
| Crenella serica Conrad | ||||||||||
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Bivalvia
- Arcida
- Cucullaeidae
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Cucullaea (Idonearca) capax
Conrad 1858
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2 specimens | |||||||||
| recombined as Idonearca capax | ||||||||||
| Cucullaea (Idonearca) capax Conrad | ||||||||||
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Bivalvia
- Ostreida
- Ostreidae
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Ostrea mesenterica
Morton 1834
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4 specimens | |||||||||
| recombined as Lopha mesenterica | ||||||||||
| Ostrea mesenterica Morton | ||||||||||
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Bivalvia
- Ostreida
- Gryphaeidae
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Gryphaeostrea vomer
(Morton 1828)
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1 specimen | |||||||||
| Gryphaeostrea vomer Morton | ||||||||||
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Exogyra costata
(Say 1820)
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27 specimens | |||||||||
| original and current combination Exogyra (Exogyra) costata | ||||||||||
| Exogyra costata Say | ||||||||||
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Pycnodonte vesicularis
(Lamarck 1806)
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7 specimens | |||||||||
| recombined as Pycnodonta vesicularis | ||||||||||
| Pycnodonte vesicularis Lamarck | ||||||||||
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Bivalvia
- Pectinida
- Pectinidae
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Camptonectes (Camptonectes) bubonis
(Stephenson 1941)
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1 specimen | |||||||||
| Camptonectes (Camptonectes) bubonis ( | ||||||||||
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Bivalvia
- Pectinida
- Anomiidae
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Anomia (Anomia) argentaria
Morton 1833
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8 specimens | |||||||||
| Anomia (Anomia) argentaria Morton | ||||||||||
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Bivalvia
- Pectinida
- Limidae
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Lima (Lima) reticulata
Forbes 1845
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7 specimens | |||||||||
| recombined as Pseudolimea reticulata | ||||||||||
| Lima (Lima) reticulata Lyell & For | ||||||||||
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Bivalvia
- Trigoniida
- Megatrigoniidae
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Pterotrigonia (Scabrotrigonia) eufaulensis
(Gabb 1860)
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4 specimens | |||||||||
| Pterotrigonia (Scabrotrigonia) euf | ||||||||||
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Bivalvia
- Cardiida
- Cardiidae
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Granocardium (Granocardium) sp.
(Gabb 1869)
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1 specimen | |||||||||
| synonym of Trachycardium | ||||||||||
| Granocardium (Granocardium) sp. | ||||||||||
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Trachycardium eufaulensis
(Conrad 1860)
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10 specimens | |||||||||
| Trachycardium eufaulensis (Conrad) | ||||||||||
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Protocardia (Pachycardium) spillmani
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6 specimens | |||||||||
| Protocardium (Pachycardium) spillm - originally entered as "Protocardium spillmani" | ||||||||||
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Bivalvia
- Cardiida
- Tellinidae
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Tellina sp.
Linnaeus 1758
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1 specimen | |||||||||
| Tellina 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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Aphrodina (Aphrodina) tippana
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2 specimens | |||||||||
| Aphrodina (Aphrodina) tippana (Con | ||||||||||
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Bivalvia
- Carditida
- Crassatellidae
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Crassatella vadosa
Morton 1834
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2 specimens | |||||||||
| Crassatella vadosa vadosa Morton | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Mississippi | County: | Pontotoc |
| Coordinates: | 34.2° North, 89.0° West (view map) | ||||
| Paleocoordinates: | 37.8° North, 66.4° 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 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: | Webster Cr; USGS # 32321 | ||
| Database number: | 4112 | ||
| 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 19:01:42 |
| 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] |