Where: Alaska (52.0° N, 176.6° W: paleocoordinates 52.0° N, 176.6° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Narizian foram zone, Andrew Lake Formation, Late/Upper Eocene (37.2 - 33.9 Ma)
• about 350 meters above the formation's base; age based on foram assemblages
Environment/lithology: marine; shale
Size classes: macrofossils, mesofossils, microfossils
Primary reference: D. W. Scholl, H. G. Greene, and M. S. Marlow. 1970. Eocene age of the Adak 'Paleozoic (?)' Rocks, Aleutian Islands, Alaska. Geological Society America Bulletin 81(12):3583-3592 [P. Holroyd/P. Holroyd]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 189957: authorized by Patricia Holroyd, entered by Patricia Holroyd on 23.11.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Bivalvia | |
? Delectopecten sp. Stewart 1930 scallop | |
Actinopteri | |
Parapolymixia cf. californica David 1946 beardfish | |
Foraminifera | |
Bathysiphon sp. Sars 1872 | |
Haplophragmoides sp. Cushman 1910 | |
Cyclammina cf. samanica Berry 1928 | |
Nodosariata | |
| |
Siphonodosaria sp. Silvestri 1924 | |
Globothalamea | |
| |