Ammonite Unit Turonian 1, Sergipe Basin: Early/Lower Turonian, Brazil
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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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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Bivalvia
- Myalinida
- Inoceramidae
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Mytiloides sp.
Brongniart 1822
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Mytiloides submytiloides
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Mytiloides mytiloides
(Mantell 1822)
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Bivalvia
- Pectinida
- Limidae
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Pseudolimea interplicosa
(Stoliczka 1871)
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Bivalvia
- Carditida
- Astartidae
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Astarte similis
Munster 1840
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Bivalvia
- Poromyida
- Poromyidae
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Psilomya ligeriensis
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| spelled with current rank as Liopistha (Psilomya) | |||||||
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Cephalopoda
- Ammonitida
- Acanthoceratidae
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Pseudoaspidoceras footeanum
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| original and current combination Pseudaspidoceras | |||||||
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Mitonia sp.
Renz and Alvarez 1979
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Cephalopoda
- Ammonitida
- Vascoceratidae
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Nannovascoceras sp.
Renz and Alvarez 1979
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| synonym of Vascoceras | |||||||
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Paravascoceras hartti
(Hyatt 1870)
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| recombined as Vascoceras harttii | |||||||
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Vascoceras ? globosum
(Reyment 1954)
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Cephalopoda
- Ammonitida
- Pseudotissotiidae
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Pseudotissotia nigeriensis
(Woods 1911)
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Pseudotissotia gabonensis
Lombard 1930
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| synonym of Pseudotissotia nigeriensis | |||||||
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Thomasites sp.
Pervinquiére 1907
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Cephalopoda
- Ammonitida
- Pseudotissotidae
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Wrightoceras sp.
(Reyment 1954)
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Gastropoda
- Neogastropoda
- Fasciolariidae
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Piestochilus (Cryptorhytis) cf. thevestensis
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| original and current combination Cryptorhytis | |||||||
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Gastropoda
- Aporrhaidae
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Chenopus (Helicaulax) subgibbosus
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| see common names | |||||||
Geography
| Country: | Brazil |
| Coordinates: | 10.8° South, 37.1° West (view map) |
| Paleocoordinates: | 16.8° South, 13.2° West |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | basin |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Turonian | 10 m.y. bin: | Cretaceous 6 |
| Key time interval: | Early/Lower Turonian | ||
| Age range of interval: | 93.90000 - 89.80000 m.y. ago |
Stratigraphy
| Formation: | Cotinguiba |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | nodular "limestone" |
| Lithology description: limestone breccia or conglomerate, flaser bedded or nodular limestone, dolomitic limestone | |
| 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: | 140888 | ||
| Authorizer: | M. Aberhan | Enterer: | T. Schossleitner |
| Modifier: | T. Schossleitner | Research group: | marine invertebrate |
| Created: | 2013-03-18 23:21:56 | Last modified: | 2013-03-18 08:57:49 |
| Access level: | the public | Released: | 2013-03-18 23:21:56 |
| 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] |