Also known as Placerias holotype, near Ward's Bone Bed
Where: Coconino County, Arizona (35.9° N, 111.4° W: paleocoordinates 11.8° N, 49.4° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Blue Mesa Member (Chinle Formation), Norian (228.0 - 208.5 Ma)
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size class: macrofossils
Collected by B. Brown & L. Ward in 1901; reposited in the USNM
Primary reference: F. A. Lucas. 1904. A new batrachian and a new reptile from the Trias of Arizona. Proceedings of the United States National Museum 27:193-195 [R. Butler/R. Butler]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 93544: authorized by Richard Butler, entered by Richard Butler on 22.01.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Osteichthyes | |
Placerias hesternus n. gen. n. sp.
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