River Gaggiolo excavations, Meride (Triassic of Switzerland)

Where: Switzerland (45.9° N, 9.0° E: paleocoordinates 8.8° N, 20.1° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Kalkschiefer Member (Meride Formation), Longobardian (242.0 - 235.0 Ma)

• Uppermost Ladinian

• group of beds-level stratigraphic resolution

Environment/lithology: lagoonal or restricted shallow subtidal; lithified limestone

Size class: macrofossils

Preservation: adpression

Collected by PIMUZ in 1994

Collection methods: quarrying, mechanical

• In September 1994 three small-scale excavations were carried out by scientists of the Palaontologische Institut und Museum der Universitat Zurich. Deposited in the Museo cantonale di storia naturale, Lugano (MCSN).

Primary reference: T. Bürgin. 1995. Actinopterygian fishes (Osteichthyes; Actinopterygii) from the Kalkschieferzone (uppermost Ladinian) near Meride (Canton Ticino, southern Switzerland). Eclogae Geologicae Helvetiae 88(3):803-826 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 122020: authorized by Matthew Clapham, entered by Matthew Clapham on 15.12.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Actinopteri
 Peltopleuriformes - Peltopleuridae
 Prohaleciteiformes - Prohaleciteidae
Prohalecites porroi Bellotti 1857
 Perleidiformes -
Daninia spinosa Lombardo 2001
 Perleidiformes - Perleididae
Perleidus altolepis Deecke 1889
quarry level 2
Osteichthyes
 Ionoscopiformes - Furidae
Archaeosemionotus sp. Deecke 1889 ray-finned fish