D12d clay facies, Cassian bulk collection: Julian, Italy
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Crinoidea
- Isocrinida
- Isocrinidae
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Isocrinus tyrolensis
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Fürsich 2005 | 1 individual | |||||
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Echinoidea
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"Cidaris" hausmanni
Wissmann 1841
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Fürsich 2005 | 1 individual | |||||
| nomen dubium belonging to Echinoidea | |||||||
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"Cidaris" waechteri
Wissmann 1841
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Fürsich 2005 | 1 individual | |||||
| nomen dubium belonging to Echinoidea | |||||||
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Rhynchonellata
- Terebratulida
- Terebratulidae
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"Terebratula" sp.
Müller 1776
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Fürsich 2005 | 3 individuals | |||||
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Bivalvia
- Nuculida
- Nuculidae
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Palaeonucula expansa
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Fürsich 2005 | 12 individuals | |||||
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Palaeonucula strigillata
(Goldfuss 1837)
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Fürsich 2005 | 2 individuals | |||||
| original and current combination Nucula strigilata | |||||||
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Bivalvia
- Ostreida
- Bakevelliidae
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Cultriopsis angusta
(Munster 1838)
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Fürsich 2005 | 1 individual | |||||
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Gastropoda
- Naticopsidae
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Naticopsis expansa
(Laube 1868)
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Fürsich 2005 | 3 individuals | |||||
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Gastropoda
- Coelostylinidae
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Coelostylina sp.
Kittl 1894
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Fürsich 2005 | 1 individual | |||||
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Coelostylina karreri
Kittl 1894
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Fürsich 2005 | 2 individuals | |||||
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Spirochrysalis nympha
(Münster 1841)
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Fürsich 2005 | 7 individuals | |||||
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Gastropoda
- Goniasmatidae
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Cheilotomona acuta
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Fürsich 2005 | 5 individuals | |||||
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Gastropoda
- Pseudomelaniidae
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Oonia miles
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Fürsich 2005 | 2 individuals | |||||
| spelled with current rank as Pseudomelania (Oonia) | |||||||
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Oonia similis
(Münster 1841)
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Fürsich 2005 | 6 individuals | |||||
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Gastropoda
- Schizogoniidae
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Schizogonium serratum
(Münster 1841)
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Fürsich 2005 | 1 individual | |||||
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Gastropoda
- Cycloneritida
- Neritopsidae
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Neritopsis armata
(Münster 1841)
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Fürsich 2005 | 2 individuals | |||||
| recombined as Cassianopsis armata | |||||||
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Gastropoda
- Murchisoniina
- Wortheniellidae
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Worthenia canalifera
(Münster 1841)
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Fürsich 2005 | 2 individuals | |||||
| recombined as Wortheniella canalifera | |||||||
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Gastropoda
- Murchisoniina
- Zygopleuridae
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Zygopleura arctecostata
(Münster 1841)
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Fürsich 2005 | 7 individuals | |||||
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Zygopleura tenuis
(Münster 1841)
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Fürsich 2005 | 2 individuals | |||||
| recombined as Ampezzopleura tenuis | |||||||
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Scaphopoda
- Dentaliida
- Dentaliidae
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Dentalium simile
Münster 1841
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Fürsich 2005 | 2 individuals | |||||
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Demospongiae
- Spirosclerophorida
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Verrucospongia informal sp. 1
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Fürsich 2005 | 1 individual | |||||
| see common names | |||||||
Geography
| Country: | Italy |
| Coordinates: | 46.5° North, 12.0° East (view map) |
| Paleocoordinates: | 12.4° North, 20.1° East |
| Basis of coordinate: | unpublished field data |
| Geographic resolution: | small collection |
Time
| Period: | Triassic | Epoch: | Late Triassic |
| Stage: | Carnian | 10 m.y. bin: | Triassic 3 |
| Key time interval: | Julian | ||
| Age range of interval: | 237 - 233.4 m.y. ago |
Stratigraphy
| Formation: | Cassian | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Age range indicated as Langobardian ton ?Julian, now confirmed to be early Carnian (Cordevolian) | |||||
Lithology and environment
| Primary lithology: | lithified claystone |
| Includes fossils? | Y |
| Lithology description: Small patch reefs, laterally grading in to oolitic limestones. Material supposedly stems from reefs, although it was mostly collected from marly interbeds. | |
| Environment: | reef, buildup or bioherm |
| Geology comments: Patch reefs on extensive carbonate platform | |
Taphonomy
| Modes of preservation: | body,original aragonite,original calcite |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | bulk,field collection |
| Reason for describing collection: | paleoecologic analysis |
| Taxonomic list comments:Taxonomy has not been revised since 1977 | |
Metadata
| Also known as: | Reef 162 | ||
| Database number: | 69665 | ||
| Authorizer: | W. Kiessling | Enterer: | W. Kiessling |
| Modifier: | W. Kiessling | Research group: | marine invertebrate |
| Created: | 2007-03-01 09:38:53 | Last modified: | 2016-08-16 11:22:40 |
| Access level: | the public | Released: | 2007-03-01 09:38:53 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 9188. | F. T. Fürsich and J. Wendt. 1977. Biostratinomy and palaeoecology of the Cassian Formation (Triassic) of the Southern Alps. Palaeogeography, Palaeoclimatology, Palaeoecology 22:257-323 [W. Kiessling/W. Kiessling/W. Kiessling] |
Secondary references:
| 23366 | F. T. Fürsich. 2005. Primary collection data of Cassian Formation used for publication of Fürsich and Wendt (1977) (ref. 9188). pers. comm. [W. Kiessling/W. Kiessling] |