Shelly shale facies, Ameke, Nigeria - Arua and Hoque (1989): Eocene, Nigeria
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Bendelute conicoturita
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Arua 1989 | 179 specimens | |||||
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Varicohilda turriculata
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Arua 1989 | 28 specimens | |||||
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Bendeica africana
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Arua 1989 | 3 specimens | |||||
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Pompholigma oppenheimi
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Arua 1989 | 1 specimen | |||||
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Bivalvia
- Arcida
- Noetiidae
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Arcopsis africana
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10 specimens | ||||||
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Bivalvia
- Arcida
- Arcidae
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Protonoetia nigeriensis
(Newton 1922)
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5 specimens | ||||||
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Bivalvia
- Ostreida
- Ostreidae
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Ostrea amekiensis
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Arua 1989 | 5 specimens | |||||
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Ostrea pseudomarginidentata
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Arua 1989 | 4 specimens | |||||
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Ostrea lugardi
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Arua 1989 | 2 specimens | |||||
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Bivalvia
- Pectinida
- Plicatulidae
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Plicatula polymorpha
Bellardi 1854
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Arua 1989 | 2 specimens | |||||
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Bivalvia
- Carditida
- Carditidae
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Glans costaenodulosis
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308 specimens | ||||||
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Glans triparticostata
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14 specimens | ||||||
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Glans costaeirregularis
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17 specimens | ||||||
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Bivalvia
- Pholadida
- Corbulidae
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Varicorbula amekiensis
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16 specimens | ||||||
| spelled with current rank as Corbula (Varicorbula) | |||||||
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Bivalvia
- Cardiida
- Tellinidae
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Macoma nigeriensis
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Arua 1989 | 21 specimens | |||||
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Bivalvia
- Cardiida
- Veneridae
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Callista kitsoni
Newton 1922
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Arua 1989 | 48 specimens | |||||
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Callista elongatotrigona
Newton 1922
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6 specimens | ||||||
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Sinodiopsis coxi
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Arua 1989 | 17 specimens | |||||
| spelled with current rank as Pelecyora (Sinodiopsis) | |||||||
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Tivelina newtoni
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191 specimens | ||||||
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Bivalvia
- Cardiida
- Mactridae
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Spisula amekiensis
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Arua 1989 | 4 specimens | |||||
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Bivalvia
- Nuculida
- Nuculidae
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Nucula costaeimbricatis
Newton 1922
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7 specimens | ||||||
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Gastropoda
- Potamididae
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Exechestoma cossmanni
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Arua 1989 | 1 specimen | |||||
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Terebralia amekiensis
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Arua 1989 | 3 specimens | |||||
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Gastropoda
- Turritellidae
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Turritella amekiensis
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268 specimens | ||||||
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Turritella mauryana
Newton 1922
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Arua 1989 | 6 specimens | |||||
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Gastropoda
- Naticidae
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Natica amekiensis
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173 specimens | ||||||
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Sinum nigeriensis
|
Arua and Hoque 1989 | ||||||
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Sinum africanum
Newton 1922
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Arua and Hoque 1989 | ||||||
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Gastropoda
- Neogastropoda
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Laccinum lugardi
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Arua 1989 | 21 specimens | |||||
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Gastropoda
- Neogastropoda
- Melongenidae
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Pseudomazzalina nigeriensis
(Newton 1922)
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Arua 1989 | 9 specimens | |||||
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Gastropoda
- Neogastropoda
- Cancellariidae
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Sveltia multiplicis
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Arua 1989 | 10 specimens | |||||
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Bonellitia amekiensis
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25 specimens | ||||||
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Gastropoda
- Neogastropoda
- Turridae
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Amekicythara douvillei
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18 specimens | ||||||
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Surculites ingens
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19 specimens | ||||||
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Eopleurotoma nigeriensis
Newton 1922
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126 specimens | ||||||
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Gastropoda
- Neogastropoda
- Conidae
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Conus amekiensis
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19 specimens | ||||||
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Gastropoda
- Neogastropoda
- Clavatulidae
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Turricula africana
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57 specimens | ||||||
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Gastropoda
- Neogastropoda
- Volutidae
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Volutocorbis multispinosa
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12 specimens | ||||||
| spelled with current rank as Athleta (Volutocorbis) | |||||||
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Gastropoda
- Neogastropoda
- Muricidae
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Siphonochelus nigeriensis
|
Arua and Hoque 1989 | ||||||
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Pterynotus newtoni
|
Arua and Hoque 1989 | ||||||
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Hexaplex bendeica
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11 specimens | ||||||
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Gastropoda
- Rostellariidae
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Cyrtulotibia unidigitata
(Newton 1922)
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44 specimens | ||||||
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Gastropoda
- Ampullinidae
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Ampulina sp.
(Férussac 1822)
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Arua and Hoque 1989 | ||||||
| original and current combination Ampullina | |||||||
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Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Calyptraea newtoni
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Arua 1989 | 27 specimens | |||||
| see common names | |||||||
Geography
| Country: | Nigeria |
| Coordinates: | 6.8° North, 7.1° East (view map) |
| Paleocoordinates: | 1.1° North, 1.2° East |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | local area |
Time
| Period: | Paleogene | Epoch: | Eocene |
| 10 m.y. bin: | Cenozoic 2-3 | ||
| Key time interval: | Eocene | ||
| Age range of interval: | 56.00000 - 33.90000 m.y. ago |
Stratigraphy
| Formation: | Ameke | Member: | Shelly Shale facies | ||
| Regional section: | Ameke | ||||
| Stratigraphic resolution: | member | ||||
| Stratigraphy comments: Shelly shale facies | |||||
Lithology and environment
| Primary lithology: | shelly/skeletal "shale" |
| Includes fossils? | Y |
| Lithology description: Shelly shale facies | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body,original aragonite |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | bulk,selective quarrying,field collection |
| Reason for describing collection: | paleoecologic analysis |
| Collection method comments: Collected by Arua (1986) | |
| Taxonomic list comments:Only comprises taxa exhibiting predatory boreholes | |
Metadata
| Also known as: | Shelly shale facies, Ameke Formation | ||
| Database number: | 41394 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy |
| Modifier: | A. Hendy | Research group: | marine invertebrate |
| Subset of collection #: | 42655 | ||
| Created: | 2004-07-13 22:21:26 | Last modified: | 2013-11-25 13:37:23 |
| Access level: | the public | Released: | 2004-07-13 22:21:26 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 11109. | I. Arua and M. Hoque. 1989. Predatory gastropod boreholes in an Eocene molluscan assemblage from Nigeria. Lethaia 22(1):49-59 [A. Miller/A. Hendy/A. Hendy] |
Secondary references:
| 11114 | I. Arua. 1989. Gastropod predators and their dietry preference in and Eocene molluscan fauna from Nigeria. Palaeogeography, Palaeoclimatology, Palaeoecology 72:283-290 [A. Miller/A. Hendy/A. Hendy] | |
| 11112 | I. Arua and M. Hoque. 1989. Fossil predaceous gastropod borings from Nigeria. Palaeogeography, Palaeoclimatology, Palaeoecology 73:175-183 [A. Miller/A. Hendy/A. Hendy] |