Where: Mineral County, Nevada (38.5° N, 118.1° W: paleocoordinates 25.0° N, 54.8° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Whiteavesi ammonoid zone, New York Canyon Member (Sunrise Formation), Early/Lower Pliensbachian (189.6 - 183.0 Ma)
• member-level stratigraphic resolution
Environment/lithology: lagoonal or restricted shallow subtidal; lithified, calcareous sandstone
Size class: macrofossils
Preservation: cast, mold/impression
Collection methods: surface (float)
• University of Montana Paleontology Center (UMPC) collection
Primary reference: A. H. Caruthers, P. L. Smith, D. Gröcke, B. C. Gill, T. R. Them and J. P. Trabucho-Alexandre. 2018. Pliensbachian–Toarcian (Early Jurassic) Ammonoids from the Luning Embayment, West-Central Nevada, U.S.A. Bulletins of American Paleontology 393:1-84 [J. Pálfy/Z. Kostka]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 207924: authorized by József Pálfy, entered by Dorina Juhász on 03.03.2020
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Metaderoceras cf. mouterdi, "Metaderoceras evolutum" = Metaderoceras gemmellaroi evolutum, Metaderoceras cf. talkeetnaense
Metaderoceras cf. mouterdi ammonite
"Metaderoceras evolutum" = Metaderoceras gemmellaroi evolutum Fucini 1924 ammonite
Metaderoceras cf. talkeetnaense Thomson and Smith 1992 ammonite |