Where: Alaska (57.3° N, 156.4° W: paleocoordinates 27.2° N, 87.6° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Kialagvik Formation, Discites (171.6 - 167.7 Ma)
• Black shale "just above contact of Kialagvik with Shelikof Fm"
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified sandstone
Size class: macrofossils
Reposited in the CAS
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 175625: authorized by Matthew Clapham, entered by Matthew Clapham on 20.12.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Docidoceras (Pseudocidoceras) paucinodosum n. sp. Westermann 1969 ammonite |