R21 (Ordovician of the United States)
Where: Vermont (44.8° N, 73.3° W: paleocoordinates 28.7° S, 56.2° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Fleury Member (Day Point Formation), Whiterockian (470.0 - 457.3 Ma)
Environment/lithology: lithified grainstone
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 103293: 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 | |
Pliomerops canadensis Billings 1859 trilobite | |
Sphaerexochus valcourensis Shaw and Bolton 2011 trilobite | |
Hibbertia sp. Jones and Woodward 1899 trilobite | |
Bumastoides gardenensis Shaw 1968 trilobite |