B-1397, Punta PeƱasco: Late/Upper Pleistocene, Mexico
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gymnolaemata
- Cheilostomata
- Antroporidae
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Antropora tincta
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Gastropoda
- Tegulidae
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Tegula rugosa
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Gastropoda
- Turbinidae
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Turbo fluctuosus
Wood 1828
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recombined as Turbo (Callopoma) fluctuosus | ||||||||||
Gastropoda
- Patellida
- Lottiidae
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Acmaea mesoleuca
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Gastropoda
- Naticidae
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Polinices reclusianus
(Deshayes 1839)
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recombined as Glossaulax reclusiana | ||||||||||
Gastropoda
- Neogastropoda
- Muricidae
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Acanthina angelica
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Acanthina muricata
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SUBSPECIES: Acanthina muricata tuberculata | ||||||||||
Murex cf. radix
Gmelin 1791
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SUBSPECIES: Murex cf. radix nigritus | ||||||||||
= Muricanthus nigritus
Philippi 1845
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Keen 1971 | |||||||||
Bivalvia
- Ostreida
- Ostreidae
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Ostrea palmula
(Carpenter 1857)
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recombined as Saccostrea palmula | ||||||||||
Ostrea angelica
Rochebrune 1895
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Bivalvia
- Arcida
- Arcidae
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Arca gradata
Broderip and Sowerby 1829
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recombined as Barbatia (Acar) gradata | ||||||||||
Bivalvia
- Cardiida
- Ungulinidae
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Diplodonta orbella
(Gould 1851)
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Bivalvia
- Cardiida
- Veneridae
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Protothaca grata
(Say 1831)
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recombined as Leukoma grata | ||||||||||
Chione californiensis
(Broderip and Sowerby I 1835)
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Bivalvia
- Carditida
- Carditidae
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Glans affinis
(Sowerby 1823)
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recombined as Carditamera affinis | ||||||||||
SUBSPECIES: Glans affinis californica | ||||||||||
Thecostraca
- Balanomorpha
- Balanidae
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Balanus sp.
Da Costa 1778
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see common names |
Geography
Country: | Mexico | State/province: | Sonora |
Coordinates: | 31.3° North, 113.6° West (view map) | ||
Paleocoordinates: | 31.3° North, 113.5° West | ||
Basis of coordinate: | based on nearby landmark | ||
Geographic resolution: | outcrop |
Time
Period: | Quaternary | Epoch: | Pleistocene |
Stage: | Late/Upper Pleistocene | 10 m.y. bin: | Cenozoic 6 |
Key time interval: | Late/Upper Pleistocene | ||
Age range of interval: | 0.12900 - 0.01170 m.y. ago |
Stratigraphy
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From an unknown lithostratigraphic unit, which unconformably overlies granitic rocks. AGE: Late Pleistocene, on the basis of molluscan biostratigraphy. STRATIGRAPHIC POSITION: Fossiliferous sandstone 1 to 6 feet in thickness. |
Lithology and environment
Primary lithology: | shelly/skeletal lithified sandstone |
Lithology description: SPECIFIC LITHOLOGY: Fossiliferous sandstone. LITHIFICATION: Lithified, on the basis of facies description. | |
Environment: | coastal indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | general faunal/floral analysis |
Collection method comments: COLLECTOR: W. K. Emerson, A. P. Loring, and J. A. Powell, 1954. REPOSITORY: Unknown, possible SDNHM. | |
Taxonomic list comments:COVERAGE: Not an authoritative publication, with somewhat antiquated nomenclature, but with species-resolution identifications |
Metadata
Database number: | 96559 | ||
Authorizer: | A. Hendy | Enterer: | A. Hendy |
Modifier: | A. Hendy | Research group: | marine invertebrate |
Created: | 2010-06-12 12:08:02 | Last modified: | 2013-11-25 13:37:23 |
Access level: | the public | Released: | 2010-06-12 12:08:02 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
32777. | L. G. Hertlein. 1956. Marine Pleistocene Invertebrates from near Puerto Penasco, Sonora, Mexico. Transactions of the San Diego Society of Natural History 12(8):154-176 [A. Hendy/A. Hendy] |
Secondary references:
32800 | A. M. Keen. 1971. Sea Shells of Tropical West America 1-1064 [A. Hendy/A. Hendy] |