PB175-176: Whiterockian, New York

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
informal asaphid indet.
informal illaenid indet.
Trilobita - Odontopleurida - Odontopleuridae
Apianurus narrawayi (Raymond 1910)
Ceratocephala triacantheis Whittington and Evitt 1953
Trilobita - Lichida - Lichidae
Amphilichas minganensis (Billings 1865)
Trilobita - Trinucleida - Raphiophoridae
Lonchodomas chaziensis Shaw 1968
Trilobita - Asaphida - Remopleurididae
Remopleurides canadensis Billings 1865
Trilobita - Phacopida - Encrinuridae
Cybeloides prima (Narraway and Raymond 1906)
corrected as Cybele primus
Trilobita - Phacopida - Cheiruridae
Ceraurinella latipyga Shaw 1968
? Acanthoparypha sp. Whittington and Evitt 1953
Sphaerocoryphe goodnovi
Trilobita - Phacopida - Pterygometopidae
Calyptaulax annulata (Raymond 1905)
recombined as Calliops annulatus
Trilobita - Harpetida - Harpetidae
Dolichoharpes sp. Whittington 1949
Trilobita - Proetida - Dimeropygidae
Dimeropyge clintonensis Shaw 1968
Trilobita - Proetida - Telephinidae
Carrickia setoni Shaw 1968
recombined as Phorocephala setoni
Trilobita - Proetida - Bathyuridae
Uromystrum minor (Raymond 1905)
see common names

Geography
Country:United States State/province:New York
Coordinates: 44.6° North, 73.4° West (view map)
Paleocoordinates:28.8° South, 56.4° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Ordovician
10 m.y. bin:Ordovician 2-4
Key time interval:Whiterockian
Age range of interval:470.00000 - 457.00000 m.y. ago
Stratigraphy
Geological group:Chazy Formation:Crown Point
Local section:Pebble Beach, Valcour Island Local bed:175-176 ft
Local order:bottom to top
Lithology and environment
Primary lithology:massive,black,blue lithified silty "limestone"
Secondary lithology: lithified dolomite
Includes fossils?Y
Lithology description: "Same lithology [as bluish-black silty limestone with buff dolomite stringers]."
Environment:carbonate indet.
Taphonomy
Modes of preservation:body,replaced with silica
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection methods:chemical,field collection
Reason for describing collection:biostratigraphic analysis
Museum repositories:NYSM
Metadata
Database number:103004
Authorizer:M. Hopkins Enterer:M. Hopkins
Research group:marine invertebrate
Created:2011-01-21 09:56:48 Last modified:2011-01-20 16:56:48
Access level:the public Released:2011-01-21 09:56:48
Creative Commons license:CC BY
Reference information

Primary reference:
23704. 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]