UCMP Loc. A-9717 - Punta Cabras: Late/Upper Pleistocene, Mexico
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Crepidula adunca
Sowerby 1824
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Gastropoda
- Naticidae
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Polinices ? lewisi
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Polinices cf. reclusianus
(Deshayes 1839)
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= Polinices cf. recluzianus
Deshayes 1839
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Hendy et al. 2008 | ||||||
| recombined as Glossaulax reclusiana | |||||||
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Gastropoda
- Neogastropoda
- Terebridae
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Terebra pedroana
Dall 1908
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| recombined as Neoterebra pedroana | |||||||
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Gastropoda
- Neogastropoda
- Turridae
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Cymatosyrinx hemphilli
(Stearns 1873)
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| recombined as Globidrillia hemphilli | |||||||
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Gastropoda
- Neogastropoda
- Nassariidae
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Nassarius perpingus
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Nassarius delosi
(Woodring 1946)
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| recombined as Caesia delosi | |||||||
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Nassarius fossatus
(Gould 1849)
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| recombined as Caesia fossatus | |||||||
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Gastropoda
- Neogastropoda
- Buccinidae
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Kelletia kelleti
(Forbes 1852)
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| recombined as Kelletia kelletii | |||||||
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Gastropoda
- Neogastropoda
- Columbellidae
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Amphissa versicolor
Dall 1871
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Gastropoda
- Neogastropoda
- Olividae
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Olivella pedroana
(Conrad 1855)
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| recombined as Callianax pedroana | |||||||
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Olivella biplicata
(Sowerby 1825)
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| recombined as Callianax biplicata | |||||||
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Gastropoda
- Neogastropoda
- Muricidae
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Acanthina lugubris
(Sowerby I 1822)
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| recombined as Mexacanthina lugubris | |||||||
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Acanthina spirata
(Blainville 1832)
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| recombined as Acanthinucella spirata | |||||||
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Gastropoda
- Triviidae
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Pusula californianus
(Gray 1828)
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| recombined as Pusula (Pusula) californiana | |||||||
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Scaphopoda
- Dentaliida
- Dentaliidae
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Dentalium neohexagonum
Sharp and Pilsbry 1897
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Bivalvia
- Nuculanida
- Nuculanidae
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Nuculana taphria
(Dall 1896)
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| recombined as Saccella taphria | |||||||
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Bivalvia
- Lucinida
- Lucinidae
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Lucina nuttalli
Conrad 1837
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| recombined as Lucinisca nuttalli | |||||||
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Bivalvia
- Pholadida
- Pholadidae
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Zirfaea pilsbryi
Lowe 1931
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Bivalvia
- Cardiida
- Mactridae
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Schizothaerus nuttalli
(Conrad 1837)
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| recombined as Tresus nuttallii | |||||||
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Bivalvia
- Cardiida
- Veneridae
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Protothaca staminea
(Conrad 1837)
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| recombined as Leukoma staminea | |||||||
| see common names | |||||||
Geography
| Country: | Mexico |
| Coordinates: | 31.3° North, 116.5° West (view map) |
| Paleocoordinates: | 31.3° North, 116.5° West |
| Basis of coordinate: | stated in text |
| 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: Sandstone lying unconformably upon gently dipping sandstone of the Rossario Fm (Late Cretaceous), overlain 2-4 ft of pebble and boulder conglomertae, by 6-8 ft of alluvium and soil. THICKNESS: 6-12 inches. AGE: Late Pleistocene. STRATIGRAPHIC POSITION: At base of unit. | |||||
Lithology and environment
| Primary lithology: | shelly/skeletal poorly lithified sandstone |
| Secondary lithology: | lithified conglomerate |
| Includes fossils? | Y |
| Lithology description: SPECIFIC LITHOLOGY: Abundantly fossiliferous, poorly consolidated sand. LITHIFICATION: Poorly-lithified, based on facies description and adjacent collection. | |
| Environment: | shoreface |
| Glacial or sequence phase: | transgressive |
| Geology comments: ENVIRONMENT: Shallow water, nearshore environment, bordering an open, precipitous coast. | |
Taphonomy
| Modes of preservation: | body |
| Degree of concentration: | concentrated |
| Size of fossils: | macrofossils |
| Abundance in sediment: | abundant |
Collection methods and comments
| Collection methods: | selective quarrying,field collection |
| Reason for describing collection: | paleoecologic analysis |
| Museum repositories: | UCMP |
| Collection method comments: COLLECTOR: W.K. Emerson (1953). REPOSITORY: University of California Museum of Paleontology. | |
| Taxonomic list comments:COVERAGE: Exhaustive for gastropoda, bivalvia, scaphopoda, polyplacophora, echinoidea, cirripedia, and bryozoans. NOMENCLATURE: Not an authoritative publication, but with occurrences assigned to species resolution by specialist. | |
Metadata
| Database number: | 67644 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy |
| Modifier: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2006-11-30 02:51:09 | Last modified: | 2013-11-25 13:37:23 |
| Access level: | authorizer only | Released: | 2007-05-30 02:51:09 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 19272. | 1% | W. O. Addicott and W. K. Emerson. 1959. Late Pleistocene Invertebrates from Punta Cabras, Baja California, Mexico. American Museum Novitates 1925:1-33 [A. Hendy/A. Hendy/A. Hendy] |
Secondary references:
| 19909 | A. J. W. Hendy, D. P. Buick, K. V. Bulinski, C. A. Ferguson, and A. I. Miller. 2008. Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions. [A. Hendy/A. Hendy/A. Hendy] |