Where: Shasta County, California (40.8° N, 122.2° W: paleocoordinates 11.4° N, 50.4° W)
• coordinate stated in text
• basin-level geographic resolution
When: Hosselkus Formation, Carnian (237.0 - 228.0 Ma)
• Sander et al. (2011) state that the type specimen of Shastasaurus pacificus is "late Carnian". Described as being from a "black Triassic limestone" (Merriam, 1895), likely to be Hosselkus Limestone.
• bed-level stratigraphic resolution
Environment/lithology: marine; black limestone
Size class: macrofossils
Primary reference: J. C. Merriam. 1895. On some Reptilian Remains from the Triassic of Northern California. American Journal of Science 50(295):55 [A. Dunhill/B. Allen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 196798: authorized by Alex Dunhill, entered by Bethany Allen on 08.10.2018
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Californosaurus perrini n. sp.
Californosaurus perrini n. sp. Merriam 1902 ichthyosaur | |
Shastasaurus pacificus n. gen. n. sp.
Shastasaurus pacificus n. gen. n. sp. Merriam 1895 ichthyosaur |