Where: Northwest Territories, Canada (75.8° N, 94.5° W: paleocoordinates 3.5° N, 32.7° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Cape Phillips Formation, Sheinwoodian (433.4 - 430.5 Ma)
• Age calls by author based on interfingering beds with rich graptolite fauna (see PBDB ref. 7197).
• formation-level stratigraphic resolution
Environment/lithology: slope; packstone and wackestone
•SEP environmental call based on given info and regional context
Preservation: replaced with silica
Primary reference: J. M. Adrain and L. Ramskold. 1996. The lichid trilobite Radiolichas in the Silurian of Arctic Canada and Gotland, Sweden. Geological Magazine 133:147-158 [M. Foote/M. Foote/M. Foote]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 25997: authorized by Michael Foote, entered by Michael Foote on 30.09.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Radiolichas davedaviesi n. sp., Radiolichas raydaviesi n. sp., ? Acanthopyge rohri, ? Acanthopyge sp. n. sp., Borealarges mikulicorum, Borealarges morrisoni n. sp., Borealarges tuckerae n. sp., Dicranogmus skinneri
Radiolichas davedaviesi n. sp. Adrain and Ramskold 1996 trilobite
Radiolichas raydaviesi n. sp. Adrain and Ramskold 1996 trilobite
? Acanthopyge rohri trilobite
Borealarges mikulicorum Perry and Chatterton 1977 trilobite
Borealarges morrisoni n. sp. Adrain 1994 trilobite
Borealarges tuckerae n. sp. Adrain 1994 trilobite
Dicranogmus skinneri Perry and Chatterton 1977 trilobite |