D86 coll. I, Cassian bulk collection (Triassic of Italy)

Where: Italy (46.7° N, 12.2° E: paleocoordinates 12.5° N, 20.3° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Cassian Formation, Julian (235.0 - 232.0 Ma)

• Age range indicated as Langobardian ton ?Julian, now confirmed to be early Carnian (Cordevolian)

• bed-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone

• Patch reefs on extensive carbonate platform
• Small patch reefs, laterally grading in to oolitic limestones. Material supposedly stems from reefs, although it was mostly collected from marly interbeds.

Size class: macrofossils

Preservation: original aragonite, original calcite

Collection methods: bulk,

Primary reference: 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]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 69684: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 01.03.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

• Taxonomy has not been revised since 1977
Scaphopoda
 Dentaliida - Dentaliidae
"Dentalium undulatum" = Plagioglypta undulata
"Dentalium undulatum" = Plagioglypta undulata Münster 1841 tusk shell
Gastropoda
 Heterostropha - Anoptychiidae
Anoptychia sp. Koken 1892 snail
Anoptychia multitorquata Münster 1841 snail
 Murchisoniina - Rhaphistomellidae
Rhaphistomella radians Wissmann 1841 snail
 Seguenzioidea - Eunemopsidae
Pseudoclanculus cassianus Wissmann 1841 snail
 Turbinoidea - Proconulidae
Flemmingia bistriata Münster 1841 snail
 Trochoidea - Trochidae
Anticonulus sp. Cossmann 1918 top snail
 Architaenioglossa - Ampullinidae
 Zygopleuroidea - Protorculidae
"Anoptychia canalifera" = Atorcula canalifera
"Anoptychia canalifera" = Atorcula canalifera Münster 1841 snail
 Caenogastropoda - Coelostylinidae
Coelostylina karreri Kittl 1894 snail
Bivalvia
 Nuculanida - Malletiidae
Palaeoneilo elliptica Goldfuss 1837 clam
 Nuculida - Nuculidae
"Palaeonucula strigillata" = Palaeonucula strigilata
"Palaeonucula strigillata" = Palaeonucula strigilata Goldfuss 1837 nut clam
 Pectinida - Limidae
"Lima" sp. Bruguière 1797 file clam
 Pectinida - Entoliidae
 Ostreida - Cassianellidae
Cassianella beyrichii Bittner 1895 oyster
Cassianella gryphaeata Münster 1841 oyster
Cassianella ampezzana Bittner 1895 oyster
 Ostreida - Bakevelliidae
Cultriopsis angusta Munster 1838 oyster
 Arcida - Parallelodontidae
 Cardiida - Cardiidae
"Palaeocardita crenata" = Septocardia crenata
"Palaeocardita crenata" = Septocardia crenata Goldfuss 1837 cockle
 Megalodontida - Megalodontidae
"Megalodon rimosus" = Pachyrisma rimosum
"Megalodon rimosus" = Pachyrisma rimosum Münster 1841 clam
 Lucinida - Lucinidae
Schafhaeutlia astartiformis Münster 1841 clam