Ammonite Unit Cenomanian 4, Sergipe Basin: Late/Upper Cenomanian, Brazil
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Echinoidea
- Salenioida
- Saleniidae
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Salenia sp.
Gray 1835
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Echinoidea
- Holasteroida
- Holasteridae
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Holaster aff. bischoffi
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Echinoidea
- Spatangoida
- Hemiasteridae
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Hemiaster jacksoni
Maury 1925
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| synonym of Mecaster batnensis | ||||||||||
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Cephalopoda
- Ammonitida
- Vascoceratidae
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Vascoceras gamai
Choffat 1898
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Cephalopoda
- Ammonitida
- Acanthoceratidae
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Pseudoaspidoceras pseudonodoides
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| original and current combination Pseudaspidoceras | ||||||||||
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Pseudoaspidoceras aff. footeanum
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| original and current combination Pseudaspidoceras | ||||||||||
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Euompholoceras (Kanabiceras) septemseriatum
(Cragin 1893)
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| recombined as Euomphaloceras septemseriatum | ||||||||||
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Euompholoceras (Kanabiceras) aff. septemseriatum
(Cragin 1893)
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| recombined as Euomphaloceras septemseriatum | ||||||||||
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Cephalopoda
- Ammonitida
- Pseudotissotiidae
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Gombeoceras gongilense
(Woods 1911)
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| recombined as Thomasites gongilensis | ||||||||||
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Gastropoda
- Heterostropha
- Ringiculidae
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Ringinella pinguiscula
White 1887
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Gastropoda
- Turritellidae
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Turritella (Haustator) carregozica
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| spelled with current rank as Haustator | ||||||||||
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Gastropoda
- Aporrhaidae
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Pterocera (Dicroloma) aff. decussata
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| original and current combination Dicroloma | ||||||||||
| listed as Pterocera (Dicroloma?) aff. decussata | ||||||||||
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Bivalvia
- Myalinida
- Inoceramidae
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Inoceramus (Inoceramus) tenuistriatus
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Inoceramus (Inoceramus) pictus
(Sowerby 1829)
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Bivalvia
- Pectinida
- Plicatulidae
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Plicatula auressensis
Coquand 1862
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| recombined as Plicatula (Plicatula) auressensis | ||||||||||
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Bivalvia
- Ostreida
- Gryphaeidae
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Exogyra (Costagyra) olisiponensis
(Sharpe 1850)
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| recombined as Costagyra olisiponensis | ||||||||||
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Exogyra (Rhynchostreon) columba
Lamarck 1819
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| synonym of Rhynchostreon suborbiculatum | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Brazil |
| Coordinates: | 10.8° South, 37.1° West (view map) |
| Paleocoordinates: | 17.4° South, 11.4° West |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | basin |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Cenomanian | 10 m.y. bin: | Cretaceous 5 |
| Key time interval: | Late/Upper Cenomanian | ||
| Age range of interval: | 100.50000 - 93.90000 m.y. ago |
Stratigraphy
| Formation: | Cotinguiba |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | shelly/skeletal "limestone" |
| Secondary lithology: | calcareous breccia |
| Environment: | open shallow subtidal |
Taphonomy
| Modes of preservation: | cast |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | field collection |
| Reason for describing collection: | biostratigraphic analysis |
| Collection method comments: A total of 604 localities in the Segripe Basin has been sampled, though the occurences can't be assigend to a specific locality | |
Metadata
| Database number: | 140840 | ||
| Authorizer: | M. Aberhan | Enterer: | T. Schossleitner |
| Modifier: | T. Schossleitner | Research group: | marine invertebrate |
| Created: | 2013-03-18 21:15:52 | Last modified: | 2013-03-18 08:57:42 |
| Access level: | the public | Released: | 2013-03-18 21:15:52 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 45714. | P. Bengtson. 1983. The Cenomanian-Coniacian of Sergipe Basin, Brazil. Fossil and Strata (12)1-78 [M. Aberhan/T. Schossleitner] |