Where: Corson County, South Dakota (45.7° N, 101.2° W: paleocoordinates 51.4° N, 74.7° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Fox Hills Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified siliciclastic sediments
Size class: macrofossils
Reposited in the USNM
Primary reference: N. H. Landman and K. M. Waage. 1993. Scaphitid ammonites of the Upper Cretaceous (Maastrichtian) Fox Hills Formation in South Dakota and Wyoming. Bulletin of the American Museum of Natural History 215:1-257 [A. Hendy/A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 178613: authorized by Matthew Clapham, entered by Matthew Clapham on 07.05.2016
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Jeletzkytes spedeni Landman and Waage 1993 ammonite |