A-6602, Punta PeƱasco: Late/Upper Pleistocene, Mexico
collected by Gifford 1940
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda
- Neogastropoda
- Conidae
|
||||||||||
Conus regularis
Sowerby 1841
|
||||||||||
Gastropoda
- Neogastropoda
- Olividae
|
||||||||||
Oliva spicata
Durham 1950
|
||||||||||
Gastropoda
- Neogastropoda
- Muricidae
|
||||||||||
Murex ? erythrostomus
Swainson 1831
|
||||||||||
recombined as Hexaplex erythrostomus | ||||||||||
Thais haemastoma
(Linnaeus 1767)
|
||||||||||
recombined as Stramonita haemostoma | ||||||||||
SUBSPECIES: Thais haemastoma biserialis | ||||||||||
Bivalvia
- Ostreida
- Ostreidae
|
||||||||||
Ostrea palmula
(Carpenter 1857)
|
||||||||||
recombined as Saccostrea palmula | ||||||||||
Bivalvia
- Cardiida
- Donacidae
|
||||||||||
Donax gracilis
Hanley 1845
|
||||||||||
recombined as Donax (Paradonax) gracilis | ||||||||||
Bivalvia
- Cardiida
- Veneridae
|
||||||||||
Protothaca grata
(Say 1831)
|
||||||||||
recombined as Leukoma grata | ||||||||||
Chione californiensis
(Broderip and Sowerby I 1835)
|
||||||||||
Bivalvia
- Carditida
- Carditidae
|
||||||||||
Glans affinis
(Sowerby 1823)
|
||||||||||
recombined as Carditamera affinis | ||||||||||
SUBSPECIES: Glans affinis californica | ||||||||||
Thecostraca
- Balanomorpha
- Tetraclitidae
|
||||||||||
Tetraclita squamosa
|
||||||||||
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 stratum exposed in railroad cut. |
Lithology and environment
Primary lithology: | shelly/skeletal unlithified sandstone |
Lithology description: SPECIFIC LITHOLOGY: Unconsolidated fossiliferous sandstone. LITHIFICATION: Unlithified, 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 | ||
Collectors: | Gifford | Collection dates: | 1940 |
Collection method comments: COLLECTOR: E.W. Gifford, 1940. REPOSITORY: Unknown, possible SDNHM. | |||
Taxonomic list comments:COVERAGE: Not an authoritative publication, with somewhat antiquated nomenclature, but with species-resolution identifications |
Metadata
Database number: | 96562 | ||
Authorizer: | A. Hendy | Enterer: | A. Hendy |
Modifier: | A. Hendy | Research group: | marine invertebrate |
Created: | 2010-06-12 12:12:22 | Last modified: | 2013-11-25 13:37:23 |
Access level: | the public | Released: | 2010-06-12 12:12:22 |
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] |