Agua de la Mula, Lower Member of Agrio Fm., H. gentilii Zone: Early/Lower Hauterivian, Argentina
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Trigoniida
- Myophorellidae
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Steinmanella transitoria
Steinmann 1881
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1 specimen | ||||||
| see common names | |||||||
Geography
| Country: | Argentina | State/province: | Neuquen |
| Coordinates: | 38.0° South, 70.3° West (view map) | ||
| Paleocoordinates: | 37.5° South, 34.1° West | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Early/Lower Cretaceous |
| Stage: | Hauterivian | 10 m.y. bin: | Cretaceous 2 |
| Key time interval: | Early/Lower Hauterivian | ||
| Age range of interval: | 132.60000 - 125.77000 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | lithified "mixed carbonate-siliciclastic" |
| Lithology description: Intercalated shales, sandstones and bioclastic limestones. Shoreface to offshore paleoenvironments on a storm-dominated, shallow marine ramp. | |
| Environment: | shoreface |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 50188 | ||
| Authorizer: | M. Aberhan | Enterer: | S. Nurnberg |
| Modifier: | S. Nurnberg | Research group: | marine invertebrate |
| Created: | 2005-05-10 02:46:36 | Last modified: | 2005-05-10 07:48:07 |
| Access level: | the public | Released: | 2005-05-10 02:46:36 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 13488. | D. G. Lazo. 2003. The genus Steinmanella (Bivalvia, Trigonioida) in the lower member of the Agrio Formation (Lower Cretaceous), Neuquen Basin, Argentina. Journal of Paleontology 77(6):1069-1085 [M. Aberhan/S. Nurnberg/S. Nurnberg] |