Where: Ontario, Canada (53.0° N, 84.5° W: paleocoordinates 14.5° S, 45.6° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Ekwan River Formation, Telychian (438.5 - 433.4 Ma)
• bed-level stratigraphic resolution
Environment/lithology: shallow subtidal; lithified limestone
Size class: macrofossils
Reposited in the GSC
Primary reference: J. Jin, W. G. E. Caldwell, and B. S. Norford. 1993. Early Silurian brachiopods and biostratigraphy of the Hudson Bay Lowlands, Manitoba, Ontario and Quebec. Bulletin Geological Survey of Canada 457:1-221 [W. Kiessling/U. Merkel]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 77345: authorized by Wolfgang Kiessling, entered by Uta Merkel on 09.01.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Conodonta | |
Panderodus sp. Ethington 1959 conodont | |
Strophomenata | |
Eoplectodonta (Eoplectodonta) hudsonensis Jin et al. 1993 | |
Rhynchonellata | |
Whitfieldella sulcatina Jin et al. 1993
Whitfieldella pygmaea Jin et al. 1993 | |
Rhytidorhachis guttuliformis Jin et al. 1993 | |
Pentameroides septentrionalis Whiteaves 1904 | |
Parmula hemisphaerica n. sp., "Meifodia discoidalis" = Cerasina discoidalis
Parmula hemisphaerica n. sp. Jin et al. 1993
"Meifodia discoidalis" = Cerasina discoidalis Jin et al. 1993 | |
"Atrypopsis varians" = Septatrypa varians, Atrypopsis severnensis
"Atrypopsis varians" = Septatrypa varians Poulsen 1943
Atrypopsis severnensis Jin et al. 1993 | |
Howellella porcata Jin et al. 1993
Howellella elegans Muir-Wood 1925 |