Lower Bridge section near Ambleside (Silurian of the United Kingdom)

Where: England, United Kingdom (54.4° N, 3.0° W: paleocoordinates 32.1° S, 16.4° W)

When: Lituigraptus convolutus graptolite zone, Skelgill Formation, Aeronian (440.8 - 438.5 Ma)

• "convolutus Biozone", in Owens (2004)

Environment/lithology: marine; mudstone and shale

Size classes: macrofossils, mesofossils

Primary reference: R. M. Owens. 2004. Late Ordovician and early Silurian Proetida (Trilobita) from North-Western and Central Europe. Palaeontology 47(3):557-578 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 165101: authorized by Björn Kröger, entered by Björn Kröger on 12.01.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

 Proetida - Rorringtoniidae
Madygenia brachypyga Maar and Nicholson 1888 trilobite