Where: Alaska (67.6° N, 151.5° W: paleocoordinates 23.7° N, 34.7° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Kogruk Formation (Lisburne Group), Meramecian (343.0 - 335.5 Ma)
• Probably Kogruk Formation
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified, calcareous shale
Size class: macrofossils
Collected by Kenneth J. Bird
• Repository: University of Alaska
Primary reference: C. K. Chamberlain. 1977. Carboniferous and Permian trilobites from Ellesmere Island and Alaska. Journal of Paleontology 51:758-771 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 132287: authorized by Matthew Clapham, entered by Matthew Clapham on 11.08.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Griffithides (Griffithides) megalopos n. sp. Chamberlain 1977 trilobite |