Meride D, Val Mara, Monte San Giorgio (MCSN) (Triassic of Switzerland)

Where: Switzerland (45.9° N, 8.9° E: paleocoordinates 8.8° N, 20.1° E)

• coordinate estimated from map

• outcrop-level geographic resolution

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

• Uppermost Ladinian, lower Kalkschiefer zone

• bed-level stratigraphic resolution

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

• Passive margin influenced by sinistral transtention.

Size class: macrofossils

Preservation: adpression

Collection methods: Repository: Museu Cantonale di Storia Naturale di Lugano, Lugano, Italy

Primary reference: W. Krzemiński and C. Lombardo. 2001. New fossil Ephemeroptera and Coleoptera from the Ladinian (Middle Triassic) of Canton Ticino (Switzerland). Rivista Italiana di Paleontologia e Stratigrafia 107:69-78 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 148423: authorized by Matthew Clapham, entered by Priscilla Vazquez on 20.07.2013, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Archaeognatha - Machilidae
Gigamachilis triassicus n. gen. n. sp.5
Gigamachilis triassicus n. gen. n. sp.5 Montagna et al. 2017 jumping bristletail
MCSN 8463, 8466
 Hemiptera - Tingidae
Archetingis ladinica n. gen. n. sp.6
Archetingis ladinica n. gen. n. sp.6 Montagna et al. 2018 lace bug
MCSN 8459 (bed 18)
 Coleoptera -
Notocupes sp. Ponomarenko 1964 beetle
MCSN 5002
Praedodromeus sangiorgiensis n. gen. n. sp.7 Strada et al. 2014 beetle
MCSN 8451
 Ephemerida - Tintorinidae
Tintorina meridensis n. gen. n. sp.
Tintorina meridensis n. gen. n. sp. Krzemiński and Lombardo 2001 mayfly
MCSN 4666 (col. 1998), 5001 (coll. 2000)
Osteichthyes
 Ionoscopiformes - Subortichthyidae
Allolepidotus bellottii1 Rueppell 1857 ray-finned fish
MCSN 3126
 Actinopterygii -
Pacorichthys sangiorgii n. gen. n. sp.3
Pacorichthys sangiorgii n. gen. n. sp.3 Lombardo 2013 ray-finned fish
MCSNL 5036a-b
Actinopteri
 Holostei -
Sangiorgioichthys aldae n. gen.8 Tintori and Lombardo 2007
 Perleidiformes - Polzbergiidae
Felberia excelsa n. gen. n. sp.4
Felberia excelsa n. gen. n. sp.4 Lombardo and Tintori 2004
MCSN 5034a-b, 5035-49
Osteichthyes
 Palaeonisciformes -
Caelatichthys meridensis n. sp.2 Lombardo 2002
MCSN 5003, 3150, 3153, 5004-5011