Quebrada Penitas [Penita Fm]: Late/Upper Pliocene, Costa Rica
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
- Heterostropha
- Ringiculidae
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Ringicula (Ringiculella) costaricensis n. sp.
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Gastropoda
- Neogastropoda
- Columbellidae
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Strombina fusiformis
(Hinds 1844)
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Gastropoda
- Neogastropoda
- Fasciolariidae
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Latirus penitus n. sp.
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Gastropoda
- Neogastropoda
- Nassariidae
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Nassa (Arcularia) puntablancoensis
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| spelled with current rank as Nassarius (Arcularia) | ||||||||||
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Tritiaria ecuadoriana
Pilsbry and Olsson 1941
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Gastropoda
- Neogastropoda
- Buccinidae
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Cymatophos galerus
Pilsbry and Olsson 1941
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Hanetia (Fusinosteira) alternata
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Phos (Antillophos) rutschi n. sp.
Olsson 1942
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| recombined as Antillophos (Antillophos) rutschi | ||||||||||
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Gastropoda
- Neogastropoda
- Cancellariidae
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Cancellaria (Calcarata) peninsularis n. sp.
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| original and current combination Calcarata | ||||||||||
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Cancellaria (Cancellaria) penita n. sp.
Olsson 1942
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Cancellaria (Charcolleria) terryi n. sp.
Olsson 1942
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| recombined as Massyla terryi | ||||||||||
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Gastropoda
- Neogastropoda
- Mitridae
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Mitra cyclica n. sp.
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Gastropoda
- Neogastropoda
- Drilliidae
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Clathrodrillia harrisi n. sp.
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Gastropoda
- Neogastropoda
- Conidae
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Conus (Leptoconus) cacuminatus
(Spieker 1922)
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| original and current combination Conus cacuminatus | ||||||||||
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Conus (Leptoconus) arcuatus
(Sowerby 1829)
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| original and current combination Conus arcuatus | ||||||||||
| SUBSPECIES: C. (L.) arcuatus vacuanus | ||||||||||
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Gastropoda
- Neogastropoda
- Pseudomelatomidae
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Clathrodrillia (Buridrillia) panarica n. sp.
Olsson 1942
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| recombined as Buridrillia panarica | ||||||||||
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Gastropoda
- Neogastropoda
- Muricidae
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Murex recurvirostris
Broderip 1832
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| recombined as Vokesimurex recurvirostris | ||||||||||
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Gastropoda
- Tonnidae
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Malea ringens
(Swainson 1822)
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Bivalvia
- Nuculanida
- Nuculanidae
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Nuculana (Jupiteria) davidana n. sp.
Olsson 1942
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| recombined as Saccella davidana | ||||||||||
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Bivalvia
- Nuculida
- Nuculidae
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Acila isthmica
(Brown and Pilsbry 1911)
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| recombined as Acila (Acila) isthmica | ||||||||||
| SUBPECIES: A. isthmica burica | ||||||||||
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Bivalvia
- Arcida
- Arcidae
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Arca (Scapharca) wheeleri
Pilsbry and Olsson 1941
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Arca (Cunearca) esmeralda
Pilsbry and Olsson 1941
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Bivalvia
- Cardiida
- Tellinidae
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Tellina (Eurytellina) panamanensis
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Tellina (Macaliopsis) frontera n. sp.
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Macoma (Macoploma) medioamericana n. sp.
(Olsson 1942)
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| synonym of Macoma (Psammacoma) ecuadoriana | ||||||||||
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Bivalvia
- Pholadida
- Corbulidae
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Corbula ovulata
Sowerby 1835
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| recombined as Caryocorbula ovulata | ||||||||||
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Bivalvia
- Thraciida
- Periplomatidae
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Periploma cf. stearnsi
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| see common names | ||||||||||
Geography
| Country: | Costa Rica |
| Coordinates: | 8.0° North, 83.0° West (view map) |
| Paleocoordinates: | 7.9° North, 82.5° West |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Neogene | Epoch: | Pliocene |
| Stage: | Piacenzian | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Late/Upper Pliocene | ||
| Age range of interval: | 3.60000 - 2.58000 m.y. ago |
Stratigraphy
| Geological group: | Charco Azul | Formation: | Penita | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: LITHOSTRATIGRAPHY: From Charco Azul Formation (Olsson 1942), which unconformably underlies the Armurelles Fm (Pleistocene). AGE: Pliocene as it is overlain by very different Pleistocene fauna Age supported by other sources, including Collins and Coates (1999). Correlated to Jama and Canoa Formations of Ecuador. STRAIGRAPHIC POSITION: About 300 ft above the basal sandstones. | |||||
Lithology and environment
| Primary lithology: | tuffaceous unlithified "shale" |
| Includes fossils? | Y |
| Lithology description: SPECIFIC LITHOLOGY: Soft tuffaceous shale. LITHIFICATION: Unlithified, base on figured specimens and lithologic description. | |
| Environment: | offshore |
| Geology comments: ENVIRONMENT: Deposited in deeper waters, probably between 100 and 400 fathoms. | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | medium |
Collection methods and comments
| Collection methods: | selective quarrying,field collection |
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | PRI |
| Collection method comments: COLLECTORS: Presumably collected by A.A. Olsson. REPOSITORIES: Collections reposited at PRI. | |
| Taxonomic list comments:COVERAGE: Exhaustive for gastropoda and bivalvia. NOMENCLATURE: An authoratative publication, although somewhat antiquated. However, all occurrences include species-resolution assignments and subgeneric classification. | |
Metadata
| Database number: | 66794 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy |
| Modifier: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2006-10-16 10:17:28 | Last modified: | 2013-11-25 13:37:23 |
| Access level: | the public | Released: | 2006-10-16 10:17:28 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 17423. | A. A. Olsson. 1942. Tertiary and Quaternary fossils from Burica Peninsula of Panama and Costa Rica. Bulletins of American Paleontology 27(106):1-106 [A. Miller/A. Hendy/A. Hendy] |