The Merrimack Formation is a geologic formation in Quebec. It preserves fossils dating back to the Silurian period.

Fossil content

Brachiopods Genus Species Presence Material Notes ImagesCerasinaC. pycnataNear Merrimack Point, northeastern coast of Anticosti Island.More than 200 specimens.Genus renamed to Cerasinella. CerasinellaC. pycnataNear Merrimack Point, northeastern coast of Anticosti Island.More than 200 specimens. An atrypoid originally named Cerasina.FenestrirostraF. glacialisMiddle and upper beds of the formation.A rhynchonellid also found in the lowermost Gun River Formation.F. primaevaLower part of the middle Merrimack Formation.A rhynchonellid.StricklandiaS. sp."A22=C683 (2 broken shells); A1242 (15, broken); A1329 (1 broken dorsal valve)".Also found in the Gun River Formation.VirgianaV. mayvillensis"A505 (1 shell); A 739 (5, all broken); A 741 (33, most damaged); A842 (38, most damaged); A 1330 (12 shells)".

See also

List of fossiliferous stratigraphic units in Quebec

References