D12d clay facies, Cassian bulk collection: Julian, Italy
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Crinoidea
- Isocrinida
- Isocrinidae
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Isocrinus tyrolensis
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Fürsich 2005 | 1 individual | |||||
Echinoidea
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"Cidaris" hausmanni
Wissmann 1841
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Fürsich 2005 | 1 individual | |||||
nomen dubium belonging to Echinoidea | |||||||
"Cidaris" waechteri
Wissmann 1841
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Fürsich 2005 | 1 individual | |||||
nomen dubium belonging to Echinoidea | |||||||
Rhynchonellata
- Terebratulida
- Terebratulidae
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"Terebratula" sp.
Müller 1776
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Fürsich 2005 | 3 individuals | |||||
Bivalvia
- Nuculida
- Nuculidae
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Palaeonucula expansa
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Fürsich 2005 | 12 individuals | |||||
Palaeonucula strigillata
(Goldfuss 1837)
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Fürsich 2005 | 2 individuals | |||||
original and current combination Nucula strigilata | |||||||
Bivalvia
- Ostreida
- Bakevelliidae
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Cultriopsis angusta
(Munster 1838)
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Fürsich 2005 | 1 individual | |||||
Gastropoda
- Naticopsidae
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Naticopsis expansa
(Laube 1868)
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Fürsich 2005 | 3 individuals | |||||
Gastropoda
- Coelostylinidae
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Coelostylina sp.
Kittl 1894
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Fürsich 2005 | 1 individual | |||||
Coelostylina karreri
Kittl 1894
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Fürsich 2005 | 2 individuals | |||||
Spirochrysalis nympha
(Münster 1841)
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Fürsich 2005 | 7 individuals | |||||
Gastropoda
- Goniasmatidae
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Cheilotomona acuta
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Fürsich 2005 | 5 individuals | |||||
Gastropoda
- Pseudomelaniidae
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Oonia miles
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Fürsich 2005 | 2 individuals | |||||
spelled with current rank as Pseudomelania (Oonia) | |||||||
Oonia similis
(Münster 1841)
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Fürsich 2005 | 6 individuals | |||||
Gastropoda
- Schizogoniidae
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Schizogonium serratum
(Münster 1841)
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Fürsich 2005 | 1 individual | |||||
Gastropoda
- Cycloneritida
- Neritopsidae
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Neritopsis armata
(Münster 1841)
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Fürsich 2005 | 2 individuals | |||||
recombined as Cassianopsis armata | |||||||
Gastropoda
- Murchisoniina
- Wortheniellidae
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Worthenia canalifera
(Münster 1841)
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Fürsich 2005 | 2 individuals | |||||
recombined as Wortheniella canalifera | |||||||
Gastropoda
- Murchisoniina
- Zygopleuridae
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Zygopleura arctecostata
(Münster 1841)
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Fürsich 2005 | 7 individuals | |||||
Zygopleura tenuis
(Münster 1841)
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Fürsich 2005 | 2 individuals | |||||
recombined as Ampezzopleura tenuis | |||||||
Scaphopoda
- Dentaliida
- Dentaliidae
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Dentalium simile
Münster 1841
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Fürsich 2005 | 2 individuals | |||||
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] |