Also known as USGS M8663
Where: Alaska (56.0° N, 160.1° W: paleocoordinates 57.4° N, 157.2° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Upper Member (Bear Lake Formation), Middle Miocene (16.0 - 11.6 Ma)
• bed-level stratigraphic resolution
Environment/lithology: marine; sandstone
Size class: macrofossils
Reposited in the USGS
Collection methods: surface (in situ),
Primary reference: V. A. Zullo, and L. Marincovich, Jr. 1990. Balanoid barnacles from the Miocene of the Alaska Peninsula, and their relevance to the extant boreal barnacle fauna. Journal of Paleontology 64:128-135 [J. Alroy/J. Wertheim/J. Wertheim]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 37340: authorized by John Alroy, entered by Jill Wertheim on 12.03.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Thecostraca | |
Chirona alaskana barnacle |