Riekstini 15 borehole, 846.15-860.4 m, Kuldiga Fm.: Porkuni, Latvia
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Trilobita
- Phacopida
- Dalmanitidae
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Mucronaspis mucronata
(Brongniart 1822)
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Hints et al. 2012 | |||||||||
| recombined as Mucronaspis (Songxites) mucronatus | ||||||||||
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Rhynchonellata
- Athyridida
- Meristellidae
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Hindella cf. crassa
(Sowerby 1839)
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| Hindella cf. crassa incipens | ||||||||||
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= Hindella cf. incipiens
Williams 1951
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Wagner 2020 | |||||||||
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Rhynchonellata
- Orthida
- Dalmanellidae
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Dalmanella testudinaria
(Dalman 1828)
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| original and current combination Orthis testudinaria | ||||||||||
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Rhynchonellata
- Orthida
- Draboviidae
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Hirnantia sagittifera
(McCoy 1851)
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Rhynchonellata
- Rhynchonellida
- Trigonirhynchiidae
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Plectothyrella crassicosta
(Dalman 1828)
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| Atrypa crassicostis | ||||||||||
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Strophomenata
- Strophomenida
- Leptostrophiidae
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Eostropheodonta cf. parvicostellata
Rong 1984
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Eostropheodonta hirnantensis
(M'Coy 1851)
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| Eostropheodonta hirnantensis hirnantensis | ||||||||||
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Strophomenata
- Strophomenida
- Leptestiidae
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Leangella (Leangella) cf. scissa
(Davidson 1871)
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| recombined as Leangella scissa | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Latvia |
| Coordinates: | 56.2° North, 21.2° East (view map) |
| Paleocoordinates: | 30.1° South, 1.6° West |
| Basis of coordinate: | estimated from map |
Time
| Period: | Ordovician | Epoch: | Late/Upper Ordovician |
| Stage: | Hirnantian | 10 m.y. bin: | Ordovician 5 |
| Key time interval: | Porkuni | ||
| Age range of interval: | 445.20000 - 443.80000 m.y. ago |
Stratigraphy
| Formation: | Kuldiga | Member: | Edole |
| Local section: | Riekstini-15 | Local bed: | 846.15-860.4 m |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | carbonate indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
| Feeding/predation traces: | drill holes |
Collection methods and comments
| Collection excludes: | some genera |
| Collection methods: | core |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 173448 | ||
| Authorizer: | B. Kröger, P. Wagner | Enterer: | B. Kröger, P. Wagner |
| Modifier: | B. Kröger | Research group: | marine invertebrate |
| Created: | 2015-09-25 04:40:12 | Last modified: | 2018-05-08 05:47:18 |
| Access level: | the public | Released: | 2015-09-25 04:40:12 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 55395. | L. Hints and D. A. T. Harper. 2015. The Hirnantian (Late Ordovician) brachiopod fauna of the East Baltic: Taxonomy of the key species. Acta Palaeontologica Polonica 60(2):395-420 [P. Wagner/P. Wagner] |
Secondary references:
| 48882 | L. Hints, H. Pärnaste, and L.-I. Gailite. 2012. Hirnantia sagittifera (Brachiopoda) and Mucronaspis mucronata s.l. (Trilobita) in the Upper Ordovician of the East Baltic: taxonomy and distribution. Estonian Journal of Earth Science 61(2):65-81 [P. Wagner/P. Wagner/B. Kröger] | |
| 65064 | P. Wagner. 2020. Subspecies kluges: a pointless taxonomic database to create species opinions for subspecies that then will be over-ruled and allow subspecies occurrences to be recognized as the subspecies rather than the parent species. [P. Wagner/P. Wagner/P. Wagner] |