Sample B-surface, Settsass Scharte (Triassic of Italy)

Where: Italy (46.5° N, 12.0° E: paleocoordinates 12.4° N, 20.1° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Trachyceras aon ammonoid zone, Cassian Formation, Julian (235.0 - 232.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: basinal (); poorly lithified, brown, gray marl

• The lithology is typical of the basin facies of the Cassian Formation.
• Grey to- brownish poorly lithified claystones to marlstones. Thin beds of marly limestones are also present.

Size classes: macrofossils, mesofossils, microfossils

Preservation: replaced with calcite

Reposited in the BSP

Collection methods: surface (in situ)

• Repository: Naturmuseum Sudtirol, Bolzano (NMS BOZ). Additional material is housed in the Bayerische Staatssammlung fur Palaontologie und Geologie in Munchen under the inventory number SNSB BSPG 2012 XIV.

Primary reference: A. Nützel and A. Kaim. 2014. Diversity, palaeoecology and systematics of a marine fossil assemblage from the Late Triassic Cassian Formation at Settsass Scharte, N Italy. Palaeontologische Zeitschrift 88:405-431 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 163818: authorized by Matthew Clapham, entered by Matthew Clapham on 13.11.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Terebratulida - Aulacothyropsidae
Bivalvia
 Nuculida - Nuculidae
Palaeonucula strigilata Goldfuss 1837 nut clam
 Protobranchia - Nuculanidae
Nuculana sp. Link 1807 pointed nut clam
Gastropoda
 Prosobranchia - Goniasmatidae
Cheilotomona blumi Wissmann 1841 snail
 Hypsogastropoda - Coelostylinidae
Coelostylina conica Münster 1841 snail
Helenostylina convexa Nützel and Kaim 2014 snail
 Neritoidea - Neritariidae
Neritaria sp. Koken 1892 snail
 Murchisoniina - Zygopleuridae
Goniospira armata Münster 1841 snail
 Murchisoniina - Spirostylidae
Spirostylus subcolumnaris Münster 1841 snail
Spirostylus brevior Kittl 1894 snail
 Haliotoidea - Temnotropidae
Temnotropis sp. Laube 1868 snail
Temnotropis fallax Kittl 1891 snail
 Schizogonioidea - Schizogoniidae
Schizogonium laubei Kittl 1891 snail
 Seguenzioidea - Eunemopsidae
Pseudoclanculus nodosus Münster 1841 snail
Scaphopoda
 Dentaliida - Dentaliidae
Plagioglypta undulata Münster 1841 tusk shell
Cephalopoda
 Ceratitida - Trachyceratidae
Trachyceras sp. Laube 1869 ceratite
Echinoidea
  -
Echinoidea indet. Leske 1778 sea urchin
 Cidaroida - Cidaridae
"Cidaris" alata Agassiz 1839 pencil urchin
  -
"Cidaris" dorsata Braun 1841 sea urchin
Crinoidea
 Encrinida - Encrinidae
Chelocrinus cassianus Laube 1865 Sea lily