Where: Alaska (57.3° N, 156.4° W: paleocoordinates 27.2° N, 87.5° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Kialagvik Formation, Discites (171.6 - 167.7 Ma)
• Float from about 45 m m below top of Kialagvik Fm. Docidoceras widebayense zone, lower Pseudocidoceras zonule.
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified shale
Size class: macrofossils
Collected by Lewis B. Kellum in 1945; reposited in the USNM
Primary reference: G. E. G. Westermann. 1969. The ammonite fauna of the Kialagvik Formation at Wide Bay, Alaska Peninsula. Part II. Sonninia sowerbyi zone (Bajocian). Bulletins of American Paleontology 57:1-226 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 175619: authorized by Matthew Clapham, entered by Matthew Clapham on 20.12.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
"Eudmetoceras (Euaptetoceras) klimakomphalum" = Pseudaptetoceras klimakomphalum
"Eudmetoceras (Euaptetoceras) klimakomphalum" = Pseudaptetoceras klimakomphalum Vacek 1886 ammonite ssp. discoidale
| |
Docidoceras (Pseudocidoceras) camachoi Westermann 1969 ammonite | |
"Bradfordia (Praeoppelia) oppeliiformis n. sp." = Praeoppelia oppeliiformis
"Bradfordia (Praeoppelia) oppeliiformis n. sp." = Praeoppelia oppeliiformis Westermann 1969 ammonite |