Cava Tre Fontane, Tessin collection, Monte San Giorgio (Triassic of Switzerland)

Where: Switzerland (45.9° N, 8.9° E: paleocoordinates 7.0° N, 21.7° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Grenzbitumenzone Member (Besano Formation), Illyrian (247.2 - 242.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lagoonal or restricted shallow subtidal; lithified, carbonaceous dolomite

Size class: macrofossils

Preservation: adpression

Collected by B. Peyer, PIMUZ

Collection methods: quarrying,

• "Tessin collection" of the Palaontologisches Institut und Museum der Universitat Zurich (PIMUZ T. numbers), begun in 1924 by Berhard Peyer and collected through at least 1968. Ichthyosaur Cymbospondylus collected in 1927.

Primary reference: P. M. Sander. 1989. The large ichthyosaur Cymbospondylus buchseri, sp. nov. from the Middle Triassic of Monte San Giorgio (Switzerland), with a survey of the genus in Europe. Journal of Vertebrate Paleontology 9(2):163-173 [M. Carrano/H. Street/H. Street]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 98104: authorized by Matthew Carrano, entered by Hallie Street on 20.09.2010, edited by Matthew Clapham and Priscilla Vazquez

Creative Commons license: CC BY (attribution)

Taxonomic list

Osteichthyes
 Pholidopleuriformes - Pholidopleuridae
Pholidopleurus ticinensis1 Bürgin 1992 ray-finned fish
 Ptycholepiformes - Ptycholepididae
Ptycholepis magnus1 Bürgin 1992 ray-finned fish
Ptycholepis schaefferi1 Bürgin 1992 ray-finned fish
Ptycholepis barboi1 Bassani 1886 ray-finned fish
Reptilia
 Ichthyosauria - Cymbospondylidae
Cymbospondylus buchseri n. sp. Sander 1989 ichthyosaur
PIMUZ T 4351
Actinopteri
 Perleidiformes - Perleididae
Meridensia meridensis1 de Alessandri 1910
 Peltopleuriformes - Peltopleuridae
Platysiagum minus1 Brough 1939
 Louwoichthyiformes - Louwoichthyidae
Ctenognathichthys bellottii1 de Alessandri 1910
Osteichthyes
 Palaeonisciformes - Bobasatraniidae
Chondrichthyes
 Hybodontiformes - Hybodontidae
Hybodus cf. plicatilis2 Agassiz 1834 elasmobranch
PIMUZ T3824
 Hybodontiformes - Acrodontidae
? Acrodus lateralis2 Agassiz 1839 elasmobranch
PIMUZ T8342