Where: British Columbia, Canada (52.8° N, 131.6° W: paleocoordinates 1.6° N, 126.1° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Ghost Creek Formation (Maude Group), Whiteavesi (189.6 - 186.7 Ma)
• bed-level stratigraphic resolution
Environment/lithology: marine; siltstone and mudstone
Size class: macrofossils
Collection methods: surface (in situ),
Primary reference: P. L. Smith and H. W. Tipper. 1996. Pliensbachian (Lower Jurassic) ammonites of the Queen Charlotte Islands, British Columbia. Bulletins of American Paleontology 108(348):1-122 [A. Miller/K. Layou/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 32780: authorized by Arnold Miller, entered by Karen Layou on 15.07.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
"Metaderoceras evolutum" = Metaderoceras gemmellaroi evolutum
"Metaderoceras evolutum" = Metaderoceras gemmellaroi evolutum Fucini 1924 ammonite |