Somerset Formation: Late/Upper Eocene, Jamaica
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Bivalvia
- Cardiida
- Cardiidae
|
|||||||
|
Sawkinsia matleyi
Cox 1941
|
Jung 1972 | ||||||
|
Bivalvia
- Arcida
- Arcidae
|
|||||||
|
Barbatia sp.
Gray 1842
|
Jung 1972 | ||||||
|
Gastropoda
- Naticidae
|
|||||||
|
Natica sp.
Scopoli 1777
|
Jung 1972 | ||||||
|
Gastropoda
- Cypraeidae
|
|||||||
|
Cypraea sp.
Linnaeus 1758
|
Jung 1972 | ||||||
|
Gastropoda
- Neogastropoda
- Conidae
|
|||||||
|
Conus sp.
Linnaeus 1758
|
Jung 1972 | ||||||
|
Gastropoda
- Neogastropoda
- Mitridae
|
|||||||
|
Mitra sp.
Lamarck 1798
|
Jung 1972 | ||||||
|
Gastropoda
- Xenophoridae
|
|||||||
|
Xenophora sp.
Fischer von Waldheim 1807
|
Jung 1972 | ||||||
|
Gastropoda
- Turritellidae
|
|||||||
|
Turritella sp.
Lamarck 1799
|
Jung 1972 | ||||||
|
Gastropoda
- Neritidae
|
|||||||
|
Velates sp.
Montfort 1810
|
Jung 1972 | ||||||
|
Gastropoda
- Opisthobranchia
- Bullidae
|
|||||||
|
Bulla sp.
Linnaeus 1758
|
Jung 1972 | ||||||
|
Echinoidea
- Clypeasteroida
- Neolaganidae
|
|||||||
|
cf. Durhamella cf. floridana
|
9 specimens | ||||||
|
Echinoidea
- Cassiduloida
- Neolampadidae
|
|||||||
|
Eurhodia matleyi
|
1 specimen | ||||||
| see common names | |||||||
Geography
| Country: | Jamaica | County: | St. Ann/St. Catherine |
| Coordinates: | 18.2° North, 77.0° West (view map) | ||
| Paleocoordinates: | 16.9° North, 76.5° West | ||
| Basis of coordinate: | based on nearby landmark | ||
| Geographic resolution: | local area |
Time
| Period: | Paleogene | Epoch: | Eocene |
| Stage: | Priabonian | 10 m.y. bin: | Cenozoic 3 |
| *Period: | Early/Lower Tertiary | *Epoch: | Late/Upper Eocene |
| Key time interval: | Late/Upper Eocene | ||
| Age range of interval: | 37.71000 - 33.90000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Geological group: | Yellow Limestone | Formation: | Somerset | ||
| Stratigraphic resolution: | formation | ||||
| Stratigraphy comments: The Somerset is equivalent in age to the Gibraltar FM, both of which occur in the upper part of the White Limestone Supergroup of Jamaica. | |||||
Lithology and environment
| Primary lithology: | lithified "limestone" |
| Includes fossils? | Y |
| Environment: | lagoonal |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Collection excludes: | all microfossils,some macrofossils |
| Collection methods: | field collection,observed (not collected) |
| Reason for describing collection: | taxonomic analysis |
| Taxonomic list comments:Echinoids only | |
Metadata
| Database number: | 8122 | ||
| Authorizer: | L. Ivany, A. Hendy | Enterer: | E. Kowalski, A. Hendy |
| Modifier: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2000-06-22 07:18:58 | Last modified: | 2009-09-10 15:49:21 |
| Access level: | the public | Released: | 2000-06-22 07:18:58 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 549. | S. K. Donovan. 1994. Echinoids of the Upper Eocene Somerset Formation of Jamaica. Tertiary Research 15(2):43-48 [L. Ivany/E. Kowalski] |
Secondary references:
| 36512 | P. Jung. 1972. Mollusks from the White Limestone Group of Jamaica. Memorias de la VI Conferencia Geologica del Caribe - Margarita, Venezuela 465-468 [A. Hendy/A. Hendy/P. Wagner] |