Verulam Fm., Picton Quarry, Table D.72 (Ordovician of Canada)

Where: Ontario, Canada (44.0° N, 71.2° W: paleocoordinates 28.1° S, 49.8° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Verulam Formation, Caradoc (458.4 - 449.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: deep subtidal; lithified, gray, calcareous mudstone and lithified, argillaceous packstone

Collection methods: surface (float),

• this is a quarry sample from large blocks blasted from wall

Primary reference: S. E. Peters. 2003. Evenness, richness and the Cambrian-Paleozoic faunal transition in North America: an assemblage-level perspective. The University of Chicago 1-279 [S. Peters/S. Peters/P. Wagner]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 64561: authorized by Shanan Peters, entered by Shanan Peters on 10.09.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Asaphida - Asaphidae
Isotelus sp. Dekay 1824 trilobite
 Phacopida - Cheiruridae
Ceraurus sp. Green 1832 trilobite
 Phacopida - Calymenidae
Flexicalymene sp. Shirley 1936 trilobite
 Phacopida - Pterygometopidae
Calyptaulax sp. Cooper 1930 trilobite
Craniata
 Craniopsida - Craniopsidae
? Craniops sp. Hall 1859
Rhynchonellata
 Atrypida - Anazygidae
Zygospira sp. Hall 1862
Catazyga sp. Hall and Clarke 1893
 Orthida - Dalmanellidae
Dalmanella sp. Hall and Clarke 1892
 Orthida - Plectorthidae
? Hebertella sp. Hall and Clarke 1892
 Orthida - Platystrophiidae
 Rhynchonellida - Rhynchotrematidae
Rhynchotrema sp. Hall 1860
Strophomenata
 Strophomenida - Furcitellidae
Oepikina sp. Salmon 1942
 Strophomenida - Rafinesquinidae
? Rafinesquina sp. Hall and Clarke 1892
? Leptaena sp. Dalman 1828
 Strophomenida - Sowerbyellidae
Sowerbyella sp. Jones 1928
Lingulata
 Lingulida - Lingulidae
? Lingula sp. BruguiƩre 1797
Gastropoda
 Streptoneura -
Archaeogastropoda indet. Thiele 1925 snail
 Murchisoniina - Lophospiridae
Lophospira sp. Whitfield 1886 snail