SJ-13 Niquivil: Darriwilian, Argentina
collected by H.J. Harrington
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Trilobita
- Corynexochida
- Leiostegiidae
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Proetiella tellecheai
(Rusconi 1951)
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| recombined as Annamitella tellecheai | |||||||
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Trilobita
- Phacopida
- Encrinuridae
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? Encrinurus niquivilensis
Harrington and Leanza 1957
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| see common names | |||||||
Geography
| Country: | Argentina | State/province: | San Juan | County: | Jachal |
| Coordinates: | 29.8° South, 68.7° West (view map) | ||||
| Paleocoordinates: | 35.6° South, 132.1° West | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Ordovician | Epoch: | Middle Ordovician |
| Stage: | Darriwilian | 10 m.y. bin: | Ordovician 3 |
| Key time interval: | Darriwilian | Conodont zone: | Lenodus variabilis |
| Age range of interval: | 467.30000 - 458.40000 m.y. ago |
Stratigraphy
| Formation: | San Juan |
| Stratigraphic resolution: | formation |
Lithology and environment
| Primary lithology: | gray lithified "limestone" |
| Includes fossils? | Y |
| Environment: | carbonate indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collectors: | H.J. Harrington |
| Taxonomic list comments:Primarily trilobite taxonomy and biostrat. | |
Metadata
| Database number: | 116114 | ||
| Authorizer: | A. Miller | Enterer: | S. Kolbe |
| Modifier: | P. Wagner | Research group: | marine invertebrate |
| Created: | 2011-09-05 08:41:56 | Last modified: | 2018-04-06 21:42:05 |
| Access level: | the public | Released: | 2011-09-05 08:41:56 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 642. | H. J. Harrington and A. F. Leanza. 1957. Ordovician trilobites of Argentina. Department of Geology, University of Kansas Special Publication. Lawrence: University of Kansas Press 1:1-276 [A. Miller/P. Novack-Gottshall] |