Tajna Beds at S-D boundary sections in Dniestr Valley: Helderbergian - Lochkovian, Ukraine
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
unclassified
|
||||||||||
|
Risoceras podolicum
|
||||||||||
|
Spathagnathodus woschmidti
|
||||||||||
|
Spathagnathodus primus
|
||||||||||
|
Lanceomyhonia borealiformis
|
||||||||||
|
Anthozoa
- Favositida
- Favositidae
|
||||||||||
|
Pachyfavosites kozlowskii
|
||||||||||
|
Ostracoda
- Beyrichicopida
- Richinidae
|
||||||||||
|
Richina biconica
|
||||||||||
|
Trilobita
|
||||||||||
|
Trilobita indet.
Walch 1771
|
||||||||||
|
Trilobita
- Proetida
- Proetidae
|
||||||||||
|
Warburgella rugulosa
(Alth 1874)
|
||||||||||
| recombined as Warburgella (Rugulites) rugulosa | ||||||||||
|
Trilobita
- Phacopida
- Acastidae
|
||||||||||
|
Acastella heberti
|
||||||||||
|
Acastella prima
|
||||||||||
|
unclassified
|
||||||||||
|
Brachiopoda indet.
Cuvier 1805
|
||||||||||
|
Strophomenata
- Strophomenida
- Rafinesquinidae
|
||||||||||
|
Glossoleptaena emarginata
(Barrande 1879)
|
||||||||||
|
Strophomenata
- Strophomenida
- Amphistrophiidae
|
||||||||||
|
Mesodouvillina costatula
|
||||||||||
|
Strophomenata
- Strophomenida
|
||||||||||
|
Strophochonetes stonishkiensis
|
||||||||||
|
Rhynchonellata
- Rhynchonellida
- Hebetoechiidae
|
||||||||||
|
Sphaerirhynchia gibbosa
|
||||||||||
| [entered as Spherirhynchia gibbosa] | ||||||||||
|
Lanceomyonia borealiformis
|
||||||||||
|
Rhynchonellata
- Athyridida
- Athyrididae
|
||||||||||
|
Protathyris infantile
Kozlowski 1929
|
||||||||||
| recombined as Pseudoprotathyris infantilis | ||||||||||
|
Rhynchonellata
- Spiriferida
- Delthyrididae
|
||||||||||
|
Howellella latisinuata
|
||||||||||
|
Howellella laeviplicata
|
||||||||||
|
Howellella laeviplicata
|
||||||||||
|
Rhynchonellata
- Spiriferida
- Cyrtiidae
|
||||||||||
|
Eospirifer turjensis
|
||||||||||
|
Rhynchonellata
- Spiriferida
- Ambocoeliidae
|
||||||||||
|
Ambocoelia praecox
|
||||||||||
|
Rhynchonellata
- Spiriferinida
- Cyrtinidae
|
||||||||||
|
Cyrtina praecedens
|
||||||||||
|
Rhynchonellata
- Orthida
- Dalmanellidae
|
||||||||||
|
Isorthis crassiformis
|
||||||||||
|
Rhynchonellata
- Protorthida
- Skenidiidae
|
||||||||||
|
Skenidium lewisi
Davidson 1883
|
||||||||||
| recombined as Scenidium lewisi | ||||||||||
|
Rhynchonellata
- Pentamerida
- Clorindidae
|
||||||||||
|
Clorinda pseudolinguifera
|
||||||||||
|
Rhynchonellata
- Atrypida
- Lissatrypidae
|
||||||||||
|
Lissatrypoidea leprosa
|
||||||||||
| synonym of Lissatrypa | ||||||||||
|
Rhynchonellata
- Atrypida
- Atrypidae
|
||||||||||
|
Atrypa tajnensis
|
||||||||||
|
Rhynchonellata
- Atrypida
- Septatrypidae
|
||||||||||
|
Septatrypa secreta
Kozlowski 1929
|
||||||||||
|
unclassified
|
||||||||||
|
Bryozoa indet.
Ehrenberg 1831
|
||||||||||
|
Stenolaemata
- Cyclostomata
- Reptariidae
|
||||||||||
|
Hernodia sp.
Hall 1883
|
||||||||||
|
Stenolaemata
- Trepostomida
- Stenoporidae
|
||||||||||
|
Eostenopora incrustans
|
||||||||||
|
Eostenopora helenae
|
||||||||||
|
Stenolaemata
- Trepostomata
- Heterotrypidae
|
||||||||||
|
Lioclema gloria
|
||||||||||
| original and current combination Leioclema | ||||||||||
|
Bivalvia
- Ostreida
- Pterineidae
|
||||||||||
|
Actinopteria migrans
|
||||||||||
|
Bivalvia
|
||||||||||
|
Pelecypoda indet.
Goldfuss 1820
|
||||||||||
| synonym of Bivalvia | ||||||||||
|
Cephalopoda
|
||||||||||
|
Nautiloidea indet.
Agassiz 1847
|
||||||||||
|
Pterobranchia
|
||||||||||
|
Graptolithina indet.
Bronn 1849
|
||||||||||
|
Pterobranchia
- Graptoloidea
- Monograptidae
|
||||||||||
|
Monograptus uniformis
(Pribyl 1940)
|
||||||||||
|
Monograptus uniformis
(Pribyl 1940)
|
||||||||||
|
Pterobranchia
- Graptoloidea
- Cryptograptidae
|
||||||||||
|
Linograptus sp.
|
||||||||||
|
Crinoidea
|
||||||||||
|
Crinoidea indet.
Miller 1821
|
||||||||||
|
Crinoidea
- Pisocrinida
- Pisocrinidae
|
||||||||||
|
Pisocrinus ubaghsi
|
||||||||||
|
Crinoidea
- Monobathrida
- Scyphocrinitidae
|
||||||||||
|
Scyphocrinites elegans
|
||||||||||
|
Camarocrinus sp.
Hall 1879
|
||||||||||
| synonym of Scyphocrinites | ||||||||||
|
Conodonta
|
||||||||||
|
Conodonta indet.
|
||||||||||
|
Conodonta
- Ozarkodinida
|
||||||||||
|
Ozarkodina ortuformis
|
||||||||||
| see common names | ||||||||||
Geography
| Country: | Ukraine |
| Coordinates: | 49.1° North, 25.4° East (view map) |
| Paleocoordinates: | 18.8° South, 10.6° East |
| Basis of coordinate: | based on political unit |
| Geographic resolution: | local area |
Time
| Period: | Devonian | Epoch: | Early/Lower Devonian |
| *Epoch: | Early/Lower Helderberg | ||
| *International age/stage: | Early/Lower Lochkovian - Middle Lochkovian | *Local age/stage: | Early/Lower Borschov |
| Key time interval: | Helderbergian - Lochkovian | ||
| Age range of interval: | 419.20000 - 393.30000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Tajna Beds |
| Stratigraphic resolution: | formation |
Lithology and environment
| Primary lithology: | dolomitic argillaceous "limestone" |
| Secondary lithology: | dolomitic argillaceous marl |
| Lithology description: Several rock types described: "A unit of limestone is overlain by a sequence of alternating calcareous-dolomite marls and dark fragmentary mudstones with large clayey limestone concretions grouped into distinct bands. (1.8 m) ...Fine-grained argillaceous limestones with bands of silty mudstones; alternating calcareous-dolomitic clayey marls and interbedded dolomitic argillaceous limestones and calcareous marls (8.1 m)...Interbedded limestones and marls (8.3 m)...Nodular limestones, dolomitic argillaceous marls, dolomitic limestones (6.2 m)...nodular limestones, biogenic limestones and marls (1.7 m)...marls and rare limestones (10.4 m)...Limestones with bands of marls and mudstones (1.3 m)...alternating marls and limestones (12.7 m)...rhythmic alternation of limestones and marls (7 m)..." | |
| Environment: | marine indet. |
Taphonomy
Collection methods and comments
| Reason for describing collection: | biostratigraphic analysis |
| Collection method comments: Several outcrops combined. | |
Metadata
| Database number: | 13875 | ||
| Authorizer: | M. Foote | Enterer: | M. Foote |
| Modifier: | M. Foote | Research group: | marine invertebrate |
| Created: | 2002-04-30 13:16:14 | Last modified: | 2006-09-15 15:13:14 |
| Access level: | the public | Released: | 2002-04-30 13:16:14 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 6163. | O. I. Nikiforova. 1977. Podolia. In A. Martinsson (ed.), The Silurian-Devonian boundary (IUGS Publication, Series A, Number 5) 52-64 [M. Foote/M. Foote/P. Wagner] |