Candelaria Formation, Nevada
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Candelaria Formation | |
---|---|
Stratigraphic range: Induan | |
Type | Formation |
Lithology | |
Primary | Shale |
Other | Limestone |
Location | |
Coordinates | 38°06′N 118°06′W / 38.1°N 118.1°WCoordinates: 38°06′N 118°06′W / 38.1°N 118.1°W |
Approximate paleocoordinates | 12°06′N 41°36′W / 12.1°N 41.6°W |
Region | Nevada |
Country | ![]() |
Type section | |
Named for | Candelaria Hills |
The Candelaria Formation is a geologic formation in Nevada, United States. The formation comprises shales and limestones deposited in an open marine environment and preserves fossils dating back to the Induan (Griesbachian to Dienerian) age of the Early Triassic epoch.[1]
Fossil content
Among others, the following fossils of ammonoids, bivalves and ray-finned fishes have been recovered from the formation:[1]
- Ambites lilangensis
- Ambites aff. radiatus
- Ardoreosomus occidentalis
- Candelarialepis argentus
- Claraia aurita, C. clarai, C. stachei
- Clypites cf. evolvens
- Grypoceras cf. brahmanicum
- ?Gyrolepis sp.
- Meekoceras cf. tenuistriatum
- Microconchus sp.
- Mullericeras fergusoni, M. spitiense
- Parahedenstroemia kiparisovae
- Proptychites haydeni, P. pagei
- Proptychites cf. ammonoides, P. cf. trilobatus
- Pteronisculus nevadanus
- Radioceras kraffti
- Ussuridiscus sp.
- Vavilovites sp.
See also
![](https://upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png)
Wikimedia Commons has media related to Candelaria Formation, Nevada.
References
- ^ a b Candelaria Formation at Fossilworks.org
Further reading
- S. W. Muller and H. G. Ferguson. 1939. Mesozoic stratigraphy of the Hawthorne and Tonopah quadrangles, Nevada. Geological Society America Bulletin 50:1573-1624
- D. Ware, J. F. Jenks, M. Hautmann and H. Bucher. 2011. Dienerian (Early Triassic) ammonoids from the Candelaria Hills (Nevada, USA) and their significance for palaeobiogeography and palaeoceanography. Swiss Journal of Geosciences 104:161-181 https://doi.org/10.1007/s00015-011-0055-3
- C. Romano, A. López-Arbarello, D. Ware, J. F. Jenks, and W. Brinkmann. 2019. Marine Early Triassic Actinopterygii from the Candelaria Hills (Esmeralda County, Nevada, USA). Journal of Paleontology 93:971-1000 https://doi.org/10.1017/jpa.2019.18