PBDB Collection

PB80-81 (Ordovician of the United States)

Where: New York (44.6° N, 73.4° W: paleocoordinates 28.8° S, 56.4° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Crown Point Formation (Chazy Group), Whiterockian (470.0 - 457.3 Ma)

Environment/lithology: lithified, massive, silty limestone and lithified dolomite

• "Same [as silty dolomite laminated limestone with several thin calcarenite stringers], heavy bedded."

Size classes: macrofossils, mesofossils

Preservation: replaced with silica

Reposited in the NYSM

Collection methods: chemical,

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 103002: authorized by Melanie Hopkins, entered by Melanie Hopkins on 21.01.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Trilobita
Phacopida - Encrinuridae	Cybeloides prima, "Encrinuroides insularis" = Physemataspis insularis Cybeloides prima Narraway and Raymond 1906 trilobite "Encrinuroides insularis" = Physemataspis insularis Shaw 1968 trilobite
Phacopida - Cheiruridae	Ceraurinella latipyga n. sp., ? Acanthoparypha sp., ? Nieszkowskia satyrus, Sphaerexochus valcourensis², Sphaerocoryphe goodnovi Ceraurinella latipyga n. sp. Shaw 1968 trilobite ? Acanthoparypha sp. Whittington and Evitt 1953 trilobite ? Nieszkowskia satyrus Billings 1865 trilobite Sphaerexochus valcourensis² Shaw and Bolton 2011 trilobite Sphaerocoryphe goodnovi trilobite
Phacopida - Pterygometopidae	Calyptaulax annulata Calyptaulax annulata Raymond 1905 trilobite
Proetida - Dimeropygidae	Dimeropyge clintonensis Dimeropyge clintonensis Shaw 1968 trilobite
Proetida - Otarionidae	"Otarion spinicaudatum" = Beggaspis spinicaudatum "Otarion spinicaudatum" = Beggaspis spinicaudatum Shaw 1968 trilobite
Proetida - Telephinidae	"Carrickia setoni" = Phorocephala setoni "Carrickia setoni" = Phorocephala setoni Shaw 1968 trilobite
Asaphida - Asaphidae	Asaphidae indet. Asaphidae indet. Burmeister 1843 trilobite
Asaphida - Remopleurididae	Remopleurides canadensis Remopleurides canadensis Billings 1865 trilobite
Trinucleida - Raphiophoridae	Lonchodomas chaziensis Lonchodomas chaziensis Shaw 1968 trilobite
Lichida - Lichidae	Hemiarges turneri¹ Hemiarges turneri¹ Chatterton and Ludvigsen 1976 trilobite
Corynexochida - Illaenidae	Illaenidae indet. Illaenidae indet. Hawle and Corda 1847 trilobite
Odontopleurida - Odontopleuridae	Apianurus narrawayi, Ceratocephala triacantheis Apianurus narrawayi Raymond 1910 trilobite Ceratocephala triacantheis Whittington and Evitt 1953 trilobite

¹Rudkin et al. 1994; ²Shaw and Bolton 2011