Val Mara VM 227, Meride, Monte San Giorgio (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, Upper 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

Collected by Rudolf Stockar in 2010

Collection methods: quarrying, mechanical

Primary reference: G. Bechly and R. Stockar. 2011. The first Mesozoic record of the extinct apterygote insect Dasyleptus (Insecta: Archaeognatha: Monura: Dasyleptidae) from the Triassic of Monte San Giorgio (Switzerland). Palaeodiversity 4:23-37 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 122468: authorized by Matthew Clapham, entered by Matthew Clapham on 29.12.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

 Archaeognatha - Dasyleptidae
Dasyleptus triassicus n. sp. Bechly and Stockar 2011 jumping bristletails
 Prohaleciteiformes - Prohaleciteidae
Prohalecites porroi Bellotti 1857
 Peltopleuriformes - Peltopleuridae
Peltopleurus sp. Kner 1866