3-4 miles north of Casa Saman, Chira Valley: Priabonian, Peru
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Tritaria sullana n. sp.
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Gastropoda
- Ampullinidae
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Ampullina indet.
FĂ©russac 1822
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Gastropoda
- Pachychilidae
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Faunus (Pseudofaunus) chiraensis n. sp.
(Olsson 1931)
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Gastropoda
- Turritellidae
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Turritella gilbertharrisi
Hodson 1926
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Turritella chira
Olsson 1928
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Turritella samanensis
Olsson 1928
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Gastropoda
- Potamididae
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Potamides chira n. sp.
Olsson 1931
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Gastropoda
- Neogastropoda
- Volutidae
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Peruluta mancorensis
(Olsson 1928)
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Chiraluta inca n. sp.
Olsson 1931
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Lyria peruviana n. sp.
Olsson 1931
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Gastropoda
- Neogastropoda
- Muricidae
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Yasila chiraensis n. sp.
Olsson 1931
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Gastropoda
- Neogastropoda
- Harpidae
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Morum (Oniscidea) peruviana n. sp.
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Morum (Oniscidea) chiraensis n. sp.
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Gastropoda
- Neogastropoda
- Mitridae
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Mitra indet.
Lamarck 1798
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Gastropoda
- Neogastropoda
- Pseudolividae
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Pseudoliva parinasensis
Woods 1922
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recombined as Pseudoliva (Buccinorbis) parinasensis | ||||||||||
var. mancorensis | ||||||||||
Gastropoda
- Neogastropoda
- Buccinidae
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Metula peruviana n. sp.
Olsson 1931
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Gastropoda
- Neogastropoda
- Nassariidae
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Tritiaria chira n. sp.
Olsson 1931
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Gastropoda
- Neogastropoda
- Fasciolariidae
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Mancorus grabaui
Olsson 1931
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Peruficus lagunitensis
Olsson 1929
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recombined as Glyptostyla lagunitensis | ||||||||||
var. charanalensis n. var. | ||||||||||
Clavilithes (Chiralithes) cynosuris
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Gastropoda
- Neogastropoda
- Costellariidae
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Turricula (Knefastia) chira n. sp.
Olsson 1931
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Gastropoda
- Neogastropoda
- Turbinellidae
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Xancus peruvianus n. sp.
Olsson 1928
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Gastropoda
- Neogastropoda
- Turridae
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Scobinella meloda n. sp.
Olsson 1931
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Gastropoda
- Neogastropoda
- Clavatulidae
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Turricula (Surcula) sullana n. sp.
Olsson 1931
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Turricula (Surcula) piura n. sp.
Olsson 1931
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Gastropoda
- Neogastropoda
- Borsoniidae
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Borsonia peruviana n. sp.
Olsson 1931
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Gastropoda
- Ficidae
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Ficus chiraensis n. sp.
Olsson 1931
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Gastropoda
- Pediculariidae
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Cypraea (Cypraedia) chira n. sp.
Olsson 1931
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synonym of Cypraedia (Eucypraedia) multicarinata | ||||||||||
Cypraea (Cypraedia) chira
Olsson 1931
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Olsson 1930 | |||||||||
synonym of Cypraedia (Eucypraedia) multicarinata | ||||||||||
Gastropoda
- Cypraeidae
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Cypraea indet.
Linnaeus 1758
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Gastropoda
- Strombidae
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Rimella peruviana n. sp.
Olsson 1931
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Ectinochilus gaudichaudi
(d'Orbigny 1842)
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Gastropoda
- Aporrhaidae
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Peruchilus culberti n. sp.
Olsson 1931
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Gastropoda
- Thersiteidae
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Strombus chiraensis n. sp.
Olsson 1931
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recombined as Oostrombus chiraensis | ||||||||||
Gastropoda
- Naticidae
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Polinices (Lunatia) chulucana n. sp.
Olsson 1931
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Polinices (Neverita) quirosana
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original and current combination Neverita | ||||||||||
Polinices (Neverita) subreclusiana n. sp.
Olsson 1931
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Gastropoda
- Opisthobranchia
- Haminoeidae
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Haminea indet.
(Turton and Kingston 1830)
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original and current combination Haminoea | ||||||||||
Gastropoda
- Heterostropha
- Architectonicidae
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Architectonica chiraensis n. sp.
Olsson 1928
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Architectonica sullana
Olsson 1928
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Gastropoda
- Heterostropha
- Acteonidae
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Tornatellaea indet.
Conrad 1860
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Gastropoda
- Heterostropha
- Mathildidae
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Tuba indet.
Lea 1823
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Gastropoda
- Neritidae
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Nerita indet.
Linnaeus 1758
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Bivalvia
- Nuculanida
- Nuculanidae
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Leda indet.
Schumacher 1817
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synonym of Nuculana | ||||||||||
Bivalvia
- Carditida
- Crassatellidae
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Crassatellites neorhynchus
Olsson 1931
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recombined as Crassatella neorhynchus | ||||||||||
Bivalvia
- Carditida
- Carditidae
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Cardita (Carditamera) indet.
(Conrad 1838)
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original and current combination Carditamera | ||||||||||
Venericardia indet.
Lamarck 1801
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Bivalvia
- Lucinida
- Lucinidae
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Lucina (Lucina) inca n. sp.
Olsson 1931
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Bivalvia
- Cardiida
- Veneridae
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Antigona (Artena) indet.
(Conrad 1870)
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original and current combination Artena | ||||||||||
Pitaria (Lamelliconcha) ayabaca n. sp.
Olsson 1931
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Pitaria (Pitarella) chiraensis n. sp.
Olsson 1931
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recombined as Agriopoma (Pitarella) chiraensis | ||||||||||
Clementia peruviana
Olsson 1928
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recombined as Clementia (Egesta) peruviana | ||||||||||
Clementia peruviana
Olsson 1928
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Olsson 1928 | |||||||||
recombined as Clementia (Egesta) peruviana | ||||||||||
Bivalvia
- Cardiida
- Cardiidae
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Protocardia indet.
(Beyrich 1845)
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Cardium indet.
Linnaeus 1758
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Bivalvia
- Arcida
- Glycymerididae
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Glycymeris indet.
Da Costa 1778
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Bivalvia
- Arcida
- Arcidae
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Barbatia indet.
Gray 1842
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Bivalvia
- Pectinida
- Spondylidae
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Spondylus mimus n. sp.
Olsson 1931
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Cephalopoda
- Nautilida
- Aturiidae
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Aturia peruviana
(Olsson 1928)
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Aturia alabamensis var. peruviana | ||||||||||
see common names |
Geography
Country: | Peru | State/province: | Piura |
Coordinates: | 5.2° South, 80.6° West (view map) | ||
Paleocoordinates: | 7.7° South, 73.5° West | ||
Basis of coordinate: | based on nearby landmark | ||
Altitude: | 24 feet | ||
Geographic resolution: | local area |
Time
Period: | Paleogene | Epoch: | Eocene |
Stage: | Priabonian | 10 m.y. bin: | Cenozoic 3 |
Key time interval: | Priabonian | ||
Age range of interval: | 37.71000 - 33.90000 m.y. ago |
Stratigraphy
Formation: | Chira | ||||
Stratigraphic resolution: | formation | ||||
Stratigraphy comments: unclear in pub - may come from the Sal Chica beds within the Chira Fm
upper Eocene according to Higley 2004 |
Lithology and environment
Primary lithology: | black poorly lithified carbonaceous "shale" |
Secondary lithology: | white ash |
Includes fossils? | Y |
Lithology description: black, bituminous shale on weathering, break down into soft, powdery soil bands of white or yellowish volcanic ash found in many localities associated with thin seams of hard, plastery sandstones | |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection excludes: | some microfossils |
Collection methods: | field collection |
Reason for describing collection: | general faunal/floral analysis |
Collection method comments: not much info given |
Metadata
Also known as: | Bahovar Fm | ||
Database number: | 55431 | ||
Authorizer: | L. Ivany, A. Hendy, P. Wagner | Enterer: | L. Ivany, P. Wagner, A. Hendy |
Modifier: | M. Clapham | Research group: | marine invertebrate |
Created: | 2005-10-22 12:49:12 | Last modified: | 2017-05-23 16:34:15 |
Access level: | the public | Released: | 2005-10-22 12:49:12 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
14915. | A. A. Olsson. 1931. Contributions to the Tertiary Paleontology of Northern Peru: Part 4, The Peruvian Oligocene. Bulletins of American Paleontology 17(63) [L. Ivany/L. Ivany] |
Secondary references:
18631 | D. Higley. 2004. The Talara Basin Province of NW Peru: Cretaceous to Tertiary Total Petroleum System. United States Geological Survey Bulletin 2206(A):1-28 [L. Ivany/L. Ivany] | |
17609 | A. A. Olsson. 1928. Contributions to the Tertiary paleontology of northern Peru: Part 1. Bulletins of American Paleontology 14(52) [A. Miller/A. Hendy] | |
14126 | A. A. Olsson. 1930. Contributions to the Tertiary Paleontology of Northern Peru: Part 3, Eocene Mollusca. Bulletins of American Paleontology 17(62):1-164 [A. Miller/A. Hendy/A. Hendy] |