Idri Fmn., Idri Type section, Samples PC700, TB887, TB889, TB890: Late/Upper Givetian, Libya
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda
- Archaeogastropoda
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Archaeogastropoda indet.
Thiele 1925
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"type types of mourloniid gastropods" | ||||||||||
Gastropoda
- Bellerophontida
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Bellerophon sp.
de Montfort 1808
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= Bellerophontoidea indet.
M'Coy 1851
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Wagner 2023 | |||||||||
Gastropoda
- Bellerophontida
- Plectonotidae
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Plectonotus sp.
Clarke 1899
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Bivalvia
- Modiomorphida
- Modiomorphidae
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Goniophora sp.
Phillips 1848
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Spathella sp.
Hall 1885
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Bivalvia
- Ostreida
- Pterineidae
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Leptodesma sp.
Hall 1883
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Bivalvia
- Pectinida
- Pterinopectinidae
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Lyriopecten sp.
Hall 1877
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Rhynchonellata
- Tropidoleptidae
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Tropidoleptus carinatus
(Conrad 1839)
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Rhynchonellata
- Spiriferida
- Mucrospiriferidae
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Mucrospirifer cf. mucronatus
(Conrad 1841)
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Rhynchonellata
- Rhynchonellida
- Leiorhynchidae
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Eumetabolotoechia perryi
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Rhynchonellata
- Rhynchonellida
- Trigonirhynchiidae
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Cupularostrum idriense
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Trilobita
- Phacopida
- Homalonotidae
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Dipleura sp.
Green 1832
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see common names |
Geography
Country: | Libya |
Coordinates: | 27.5° North, 13.5° East (view map) |
Paleocoordinates: | 51.0° South, 38.1° East |
Basis of coordinate: | estimated from map |
Geographic resolution: | local area |
Time
Period: | Devonian | Epoch: | Late/Upper Devonian |
Stage: | Frasnian | ||
Key time interval: | Late/Upper Givetian | ||
Age range of interval: | 383.70000 - 382.70000 m.y. ago |
Stratigraphy
Formation: | Idri | ||||
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: Age range of formation is Givetian to early Frasnian. This assemblage, from the middle of the formation, is thought to be late Givetian. |
Lithology and environment
Primary lithology: | fine,shelly/skeletal sandstone |
Includes fossils? | Y |
Lithology description: "coquinite beds in fine grained sandstones" | |
Environment: | marine indet. |
Geology comments: Interpreted as BA 2. |
Taphonomy
Collection methods and comments
Reason for describing collection: | paleoecologic analysis |
Collection method comments: Emphasis of monograph is brachiopods and bivalves. Other elements sometimes mentioned as well. |
Metadata
Database number: | 35628 | ||
Authorizer: | M. Foote, P. Wagner | Enterer: | M. Foote, P. Wagner |
Modifier: | M. Foote | Research group: | marine invertebrate |
Created: | 2004-01-01 12:11:31 | Last modified: | 2006-09-13 14:01:03 |
Access level: | the public | Released: | 2004-01-01 12:11:31 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
9606. | M. Mergl and D. Massa. 1992. Devonian and Lower Carboniferous brachiopods and bivalves from western Libya. Biostratigraphie du Paleozoique 12:1-115 [M. Foote/M. Foote/M. Foote] |
Secondary references:
9042 | P. J. Wagner. 2023. Paleozoic Gastropod, Rostroconch, Helcionelloid and Tergomyan Database (2006 - 2023). [P. Wagner/P. Wagner/P. Wagner] |