Porella acutirostris Smitt 1868

Gulf of St. Lawrence (unspecified region), southern Gaspe waters (Baie des Chaleurs, Gaspe Bay to American, Orphan and Bradelle banks; eastern boundary: eastern Bradelle Valley), Prince Edward Island (from the northern tip of Miscou Island, N.B. to Cape Breton Island south of Cheticamp, including the Northumberland Strait and Georges Bay to the Canso Strait causeway); middle North Shore (from Sept- Iles to Cape Whittle, including the Mingan Islands)

infralittoral and circalittoral of the Gulf and estuary