Microflora Neosinemuriana del Arroyo Tin-Tin: Late/Upper Sinemurian, Argentina
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Campenia informal sp.
Madler 1963
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Lancettopsis informal sp.
Madler 1963
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Michrystridium informal sp.
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Equisetopsida
- Cheirolepidiaceae
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Classopollis cf. classoides
Pflug 1953
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Classopollis simplex
Reiser and Williams 1969
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Equisetopsida
- Araucariaceae
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Araucariacites australis
Cookson 1947
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Araucariacites fissus
Reiser and Williams 1969
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Coniferales
- Podocarpaceae
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Podocarpidites informal sp.
Cookson 1947
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Lycopodiopsida
- Selaginellales
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Ceratosporites informal sp.
Cookson and Dettmann 1958
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Lycopodiopsida
- Lycopodiales
- Lycopodiaceae
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Lycopodiumsporites austroclavatidites
Potonié 1956
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Lycopodiumsporites semimuris
Reiser and Williams 1969
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unclassified
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Concavisporites informal sp.
Delcourt and Sprumont 1955
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Pteridopsida
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Deltoidospora minor
Pocock 1970
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Polypodiopsida
- Osmundaceae
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Rugulatisporites informal sp.
Pflug and Thomson 1953
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Baculatisporites informal sp.
Thomson and Pflug 1953
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Polypodiopsida
- Gleicheniaceae
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Gleicheniidites informal sp.
Dettmann 1963
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unclassified
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Cycadopites informal sp,
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Cycadopites cf. punctatus
Volkheimer 1968
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Ginkgoopsida
- Caytoniales
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Vitreisporites informal sp.
Leschik 1955
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Geography
| Country: | Argentina | State/province: | Neuquén |
| Coordinates: | 39.4° South, 70.4° West (view map) | ||
| Paleocoordinates: | 41.4° South, 28.1° West | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | outcrop |
Time
| Period: | Jurassic | Epoch: | Early/Lower Jurassic |
| Stage: | Sinemurian | 10 m.y. bin: | Jurassic 1 |
| Key time interval: | Late/Upper Sinemurian | Ammonoid zone: | "Oxynoticeras" behrendseni |
| Age range of interval: | 199.50000 - 192.90000 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | lithified carbonaceous "limestone" |
| Includes fossils? | Y |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body,soft parts,original sporopollenin |
| Size of fossils: | microfossils |
Collection methods and comments
| Collection methods: | bulk,chemical,hydrochloric,hydroflouric,field collection |
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Database number: | 151447 | ||
| Authorizer: | C. Jaramillo | Enterer: | P. Santamarina | Research group: | micropaleontology |
| Created: | 2013-10-03 00:22:52 | Last modified: | 2013-10-02 09:22:52 |
| Access level: | authorizer only | Released: | 2018-10-03 00:22:52 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 48399. | W. Volkheimer. 1971. Algunos adelantos de la microbioestratigrafía del Jurásico en la Argentina y comparación con otras regiones del Hemisferio Austral. Ameghiniana VIII(3 - 4):341-355 [C. Jaramillo/P. Santamarina] |