White Head Formation, Priest's Road, Perce, Quebec (Ordovician to of Canada)

Where: Quebec, Canada (48.5° N, 64.2° W: paleocoordinates 25.3° S, 41.5° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: White Head Formation, Edenian to Edenian (460.9 - 443.7 Ma)

• formation-level stratigraphic resolution

Environment/lithology: lithified, shelly/skeletal limestone

• coarsely crystalline (crinoidal) limestone

Size class: macrofossils

Primary reference: G. A. Cooper and C.H. Kindle. 1936. New brachiopods and trilobites from the Ordovician of Perce, Quebec. Journal of Paleontology 10(5):348-372 [S. Holland/S. Holland/S. Holland]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 37790: authorized by Steven Holland, entered by Steven Holland on 24.03.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Trilobita
 Corynexochida - Illaenidae
 Agnostida - Sphaeragnostidae
 Phacopida - Encrinuridae
Cybele sp. Lovén 1845 trilobite
 Phacopida - Pterygometopidae
Achatella sp. Delo 1935 trilobite
 Phacopida - Calymenidae
 Phacopida - Cheiruridae
Ceraurus sp. Green 1832 trilobite
C. sp. 1
Sphaerexochus bridgei Cooper and Kindle 1936 trilobite
Sphaerocoryphe sp. Angelin 1854 trilobite
 Asaphida - Asaphidae
 Asaphida - Remopleurididae
Remopleurides sp. Portlock 1843 trilobite
 Asaphida - Cyclopygidae
 Asaphida - Raphiophoridae
 Asaphida - Trinucleidae
 Proetida - Aulacopleuridae
Otarion minima trilobite
 Proetida - Proetidae
 Lichida - Lichidae
Strophomenata
 Orthotetida - Triplesiidae
Cliftonia costata
Cliftonia (Oxoplecia) costata
Cliftonia platystrophoides
Cliftonia (Oxoplecia) platystrophoides
 Billingsellida - Gonambonitidae
 Strophomenida - Sowerbyellidae
 Strophomenida - Leptestiidae
"Diambonia septata" = Leangella
"Diambonia septata" = Leangella
 Strophomenida - Strophomenidae
Holtedahlina sulcata Hall and Clarke 1892
H. sulcata parva
Rhynchonellata
 Pentamerida - Porambonitidae
 Atrypida - Atrypinidae
"Plectatrypa gaspeensis" = Spirigerina (Eospirigerina) gaspeensis
"Plectatrypa gaspeensis" = Spirigerina (Eospirigerina) gaspeensis Schuchert and Cooper 1930
 Atrypida - Cyclospiridae
 Rhynchonellida - Rhynchotrematidae
 Orthida - Dicoelosiidae
"Bilobites indentus" = Dicoelosia indenta
"Bilobites indentus" = Dicoelosia indenta Cooper 1930
 Orthida - Hesperorthidae
 Orthida - Platystrophiidae