Sa Warabis, 217-232: Oxfordian - Early/Lower Kimmeridgian, Somalia
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Rhynchonellata
- Terebratulida
- Postepithyrididae
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Lophrothyris cf. subsella
(Leymerie 1846)
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| recombined as Loboidothyris subsella | |||||||
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Somalithyris macfadyeni
Muir-Wood 1935
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Rhynchonellata
- Terebratulida
- Zeilleriidae
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Ornithella farquharsoni
(Muir-Wood 1935)
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| original and current combination Microthyridina farquharsoni | |||||||
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Gastropoda
- Aporrhaidae
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Alaria cf. berlieri
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| synonym of Dicroloma | |||||||
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Gastropoda
- Pleurotomariidae
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Pleurotomaria sp.
Defrance 1826
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Gastropoda
- Proconulidae
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Proconulus arabiensis
(Newton 1908)
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Cephalopoda
- Belemnitida
- Belemnitidae
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Belemnopsis ex gr. tanganensis
Futt 1894
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| recombined as Belemnites (Belemnopsis) tanganensis | |||||||
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Cephalopoda
- Ammonitida
- Ataxioceratidae
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Katroliceras (Torquatisphinctes) sp.
Spath 1924
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Lithacoceras sp.
Hyatt 1900
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Lithacoceras (Progeronia) sp.
()
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Cephalopoda
- Nautilida
- Paracenoceratidae
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Paracenoceras hexagonum
(Sowerby 1826)
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Bivalvia
- Nuculida
- Nuculidae
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Palaeonucula cuneiformis
(Sowerby 1840)
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Bivalvia
- Mytilida
- Mytilidae
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Modiolus imbricatus
(Sowerby 1818)
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| recombined as Modiolus (Modiolus) imbricatus | |||||||
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Bivalvia
- Arcida
- Parallelodontidae
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Grammatodon (Indogrammatodon) egertonianus
(Stoliczka 1865)
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Bivalvia
- Ostreida
- Pinnidae
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Pinna sp.
Linnaeus 1758
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Bivalvia
- Ostreida
- Gryphaeidae
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Gryphaea balli
(Stefanini 1925)
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Bivalvia
- Carditida
- Astartidae
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Astarte scytalis
Holdhaus 1913
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| synonym of Seebachia (Eoseebachia) sowerbyana | |||||||
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Bivalvia
- Cardiida
- Cardiidae
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Protocardia somaliensis
Cox 1935
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| see common names | |||||||
Geography
| Country: | Somalia |
| Coordinates: | 10.2° North, 43.1° East (view map) |
| Paleocoordinates: | 11.7° South, 27.8° East |
| Basis of coordinate: | stated in text |
| Geographic resolution: | small collection |
Time
| Period: | Jurassic | Epoch: | Late/Upper Jurassic |
| 10 m.y. bin: | Jurassic 5 | ||
| Key time interval: | Oxfordian - Early/Lower Kimmeridgian | ||
| Age range of interval: | 161.50000 - 152.20000 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | lithified "limestone" |
| Secondary lithology: | lithified calcareous marl |
| Lithology description: thick beds of gray calcareous marls and limestones | |
| Environment: | deep subtidal indet. |
Taphonomy
| Modes of preservation: | body,cast |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 100372 | ||
| Authorizer: | W. Kiessling | Enterer: | U. Merkel | Research group: | marine invertebrate |
| Created: | 2010-12-08 20:22:46 | Last modified: | 2010-12-08 03:22:46 |
| Access level: | the public | Released: | 2010-12-08 20:22:46 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 34459. | E. Abbate, G. Ficcarelli, C. Pirini Radrizzani, A. Salvietti, D. Torre and A. Turi. 1974. Jurassic sequences from the Somali coast of the Gulf of Aden. Rivista Italiana di Paleontologia e Stratigrafia 80(3):409-478 [W. Kiessling/U. Merkel] |