Irvine north section, sample 12: Llandovery, Kentucky
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Conodonta
- Prioniodontida
- Balognathidae
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Pterospathodus amorphognathoides
Walliser 1964
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29 specimens | |||||||||
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Lonchodina greilingi
Walliser 1957
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1 specimen | |||||||||
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Conodonta
- Prioniodontida
- Prioniodinidae
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Neoprioniodus costatus
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2 specimens | |||||||||
| synonym of Idioprioniodus | ||||||||||
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Neoprioniodus planus
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1 specimen | |||||||||
| synonym of Idioprioniodus | ||||||||||
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Neoprioniodus subcarnus
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3 specimens | |||||||||
| synonym of Idioprioniodus | ||||||||||
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Neoprioniodus triangularis
Walliser 1964
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2 specimens | |||||||||
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Diadelognathus sp.
Nicoll and Rexroad 1969
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1 specimen | |||||||||
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Diadelognathus excertus
Nicoll and Rexroad 1969
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4 specimens | |||||||||
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Conodonta
- Prioniodontida
- Acodontidae
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Acodus unicostatus
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1 specimen | |||||||||
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Conodonta
- Prioniodontida
|
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Ligonodina variabilis
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1 specimen | |||||||||
| synonym of Oulodus | ||||||||||
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Conodonta
- Ozarkodinida
- Kockelellidae
|
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Spathognathodus ranuliformis
Walliser 1964
|
1 specimen | |||||||||
| recombined as Kockelella ranuliformis | ||||||||||
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Conodonta
- Ozarkodinida
- Pterospathodontidae
|
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Carniodus carnulus
Walliser 1964
|
1 specimen | |||||||||
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Carniodus carnicus
Walliser 1964
|
2 specimens | |||||||||
| synonym of Carniodus carnulus | ||||||||||
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Carniodus carnus
Walliser 1964
|
5 specimens | |||||||||
| synonym of Carniodus carnulus | ||||||||||
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Carniodus carinthiacus
WalIiser 1964
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6 specimens | |||||||||
| synonym of Carniodus carnulus | ||||||||||
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Conodonta
- Ozarkodinida
|
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Ozarkodina hanoverensis
|
1 specimen | |||||||||
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Ozarkodina gaertneri
Walliser 1964
|
14 specimens | |||||||||
|
Conodonta
- Ozarkodinida
- Spathognathodontodae
|
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Spathognathodus polinclinatus
Nicoll and Rexroad 1968
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4 specimens | |||||||||
| recombined as Wurmiella polinclinata | ||||||||||
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Conodonta
- Panderodontida
- Panderodontidae
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Panderodus simplex
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15 specimens | |||||||||
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Panderodus recurvatus
(Rhodes 1953)
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1 specimen | |||||||||
| synonym of Panderodus panderi | ||||||||||
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Panderodus unicostatus
(Branson and Mehl 1933)
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24 specimens | |||||||||
| original and current combination Paltodus unicostatus | ||||||||||
| Subspecies "Panderodus unicostatus serratus (5)", "Panderodus unicostatus unicostatus (18)", "Panderodus unicostatus n. subsp. (1)" | ||||||||||
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Panderodus gracilis
(Branson and Mehl 1933)
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18 specimens | |||||||||
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Conodonta
|
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Trichonodella inconstans
Ziegler 1960
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1 specimen | |||||||||
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Conodonta
- Belodellida
- Belodellidae
|
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Acodus curvatus
Branson and Branson 1947
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1 specimen | |||||||||
| recombined as Walliserodus curvatus | ||||||||||
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Conodonta
- Belodellida
- Dapsilodontidae
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Distacodus obliquicostatus
Branson and Mehl 1933
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1 specimen | |||||||||
| recombined as Dapsilodus obliquicostatus | ||||||||||
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Conodonta
- Protopanderodontida
- Drepanoistodontidae
|
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Paltodus costulatus
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4 specimens | |||||||||
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Paltodus multicostatus
|
1 specimen | |||||||||
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Paltodus sp.
Pander 1856
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1 specimen | |||||||||
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Paltodus dyscritus
Rexroad 1967
|
2 specimens | |||||||||
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Conodonta
- Protopanderodontida
- Protopanderodontidae
|
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Drepanodus aduncus
|
1 specimen | |||||||||
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Drepanodus subrectus
|
1 specimen | |||||||||
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unclassified
|
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Exochognathus brevialatus
|
1 specimen | |||||||||
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Exochognathus caudatus
|
1 specimen | |||||||||
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Exochognathus detortus
|
1 specimen | |||||||||
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Exochognathus expansus
(Nicoll and Rexroad 1969)
|
1 specimen | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Kentucky | County: | Estill |
| Coordinates: | 37.7° North, 84.0° West (view map) | ||||
| Paleocoordinates: | 26.9° South, 54.7° West | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Silurian | Epoch: | Llandovery |
| 10 m.y. bin: | Silurian 1 | ||
| Key time interval: | Llandovery | ||
| Age range of interval: | 443.80000 - 433.40000 m.y. ago |
Stratigraphy
| Formation: | Esill Shale |
Lithology and environment
| Primary lithology: | lithified "shale" |
| Secondary lithology: | dolomite |
| Environment: | carbonate indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | microfossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 181744 | ||
| Authorizer: | W. Kiessling | Enterer: | M. Krause | Research group: | marine invertebrate |
| Created: | 2016-09-30 08:37:00 | Last modified: | 2016-09-30 08:37:00 |
| Access level: | authorizer only | Released: | 2018-09-30 08:37:00 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 60430. | C. B. Rexroad and R. S. Nicoll. 1972. Conodonts from the Estill Shale (Silurian, Kentucky and Ohio) and their Bearing on Multielement Taxonomy. Geologlca et Palaeontologlca SB1:57-74 [W. Kiessling/M. Krause] |