A38. South end of Valcour Island, Valcour Fm. (Ordovician of the United States)
Where: Clinton County, New York (44.6° N, 73.4° W: paleocoordinates 28.1° S, 54.8° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Valcour Formation (Chazy Group), Chazyan (470.0 - 457.3 Ma)
• bed-level stratigraphic resolution
Environment/lithology: marine; blue limestone
• Coarse-grained, dark-blue limestone.
Size classes: macrofossils, mesofossils
Primary reference: P. E. Raymond. 1906. The Chazy Formation and its fauna. Annals of the Carnegie Museum 3(4):498-596 [P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 172239: authorized by Björn Kröger, entered by Björn Kröger on 31.07.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
unclassified | |
Ostracoda | |
Leperditia canadensis Jones 1858 ostracod
Leperditia limatula Raymond 1905 ostracod | |
Eurychilina latimarginata Raymond 1905 ostracod | |
Trilobita | |
Isotelus harrisi Raymond 1905 trilobite
Asaphus alpha trilobite | |
| |
Amphilichas minganensis Billings 1865 trilobite | |
"Illaenus globosus" = Stenopareia globosus
"Illaenus globosus" = Stenopareia globosus Billings 1859 trilobite | |
Gastropoda | |
Maclurites magnus Le Sueur 1818 snail | |
Raphistoma stamineum Hall 1847 snail | |
Bucania sulcatina Emmons 1842 snail | |
Bivalvia | |
Modiolopsis fabaformis Raymond 1905 clam | |
Rhynchonellata | |
Orthidium lamellosum Raymond 1905 | |
"Hebertella vulgaris" = Mimella vulgaris
"Hebertella vulgaris" = Mimella vulgaris Raymond 1911 | |
"Camarotoechia plena" = Rostricellula plena
"Camarotoechia plena" = Rostricellula plena Hall 1847 | |
Strophomenata | |
"Rafinesquina incrassata" = Dactylogonia incrassata
"Rafinesquina incrassata" = Dactylogonia incrassata Hall 1847 | |
Anthozoa | |
Stylaraea parva Lambe 1899 tabulate coral |