R19 (Ordovician of the United States)
Where: Vermont (44.8° N, 73.4° W: paleocoordinates 28.7° S, 56.2° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Crown Point Formation (Chazy Group), Whiterockian (470.0 - 457.3 Ma)
Environment/lithology: reef rocks
Size classes: macrofossils, mesofossils
Reposited in the NYSM
Primary reference: F.C. Shaw. 1968. Early Middle Ordovician (Chazy) trilobites of New York. New York State Museum and Science Service Memoir 17:1-163 [P. Wagner/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 103291: authorized by Melanie Hopkins, entered by Melanie Hopkins on 25.01.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Trilobita | |
Sphaerexochus valcourensis Shaw and Bolton 2011 trilobite | |
Glaphurina lamottensis Ulrich 1930 trilobite | |
Amphilichas minganensis Billings 1865 trilobite |