Where: Nevada (40.5° N, 118.1° W: paleocoordinates 17.2° N, 53.7° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: kerri ammonoid zone, Dun Glen Formation, Lacian (221.5 - 215.6 Ma)
• Stratigraphic information from Sandy & Stanley (1993)
• group of beds-level stratigraphic resolution
Environment/lithology: lithified limestone
Size class: macrofossils
Collected by R. Homfray
• Repository: Academy of Natural Sciences, Philadelphia (ANSP)
Primary reference: W. M. Gabb. 1864. Description of the Triassic fossils of California and the adjacent territories. Geological Survey of California Palaeontology 1:19-35 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 142642: authorized by Matthew Clapham, entered by Matthew Clapham on 15.04.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Rhynchonellata | |
""Spirifer" homfrayi n. sp." = Spiriferina homfrayi
""Spirifer" homfrayi n. sp." = Spiriferina homfrayi Gabb 1864 | |
"Rhynchonella" lingulata n. sp.
"Rhynchonella" lingulata n. sp. Gabb 1864 | |
"Terebratula humboldtensis n. sp." = Rhaetina gregaria
"Terebratula humboldtensis n. sp." = Rhaetina gregaria Suess 1854 |