Alacran Mountain, saddle at N end, Hueco Mountains (Permian of the United States)
Where: Texas (31.9° N, 106.0° W: paleocoordinates 1.8° N, 35.5° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Alacran Mountain Formation, Artinskian (290.1 - 279.3 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithology not reported
Size class: macrofossils
Primary reference: A. K. Miller and W. Youngquist. 1949. American Permian nautiloids. Geological Society of America Memoir 41:1-218 [P. Wagner/P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 81400: authorized by Matthew Clapham, entered by Matthew Clapham on 21.06.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Cephalopoda | |
Stenopoceras sp. Hyatt 1893 nautiloid |