GSC 80488, 79893 and 78697, Harricana River (Silurian of Canada)

Where: Quebec, Canada (50.8° N, 79.3° W: paleocoordinates 18.0° S, 43.8° 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, argillaceous limestone

• argillaceous limestone with minor calcarenite and rhynchonellid coquinas

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 77344: authorized by Wolfgang Kiessling, entered by Uta Merkel on 09.01.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Conodonta
 Panderodontida - Panderodontidae
Panderodus sp.
Panderodus sp. Ethington 1959 conodont
Ostracoda
 Beyrichiacea - Zygobolbidae
Zygobolba sp.
Zygobolba sp. Ulrich and Bassler 1923 ostracod
Strophomenata
 Strophomenida - Strophodontidae
Megastrophia (Eomegastrophia) acanthoptera
Rhynchonellata
 Orthida - Hesperorthidae
Hesperorthis davidsoni
Hesperorthis davidsoni de Verneuil 1845
 Rhynchonellida - Trigonirhynchiidae
Microsphaeridiorhynchus hercostomaticum n. sp.