SPISULA FOSSIL CLAMS OF HAIDA GWAII

Some lovely Spisula praecursor (Dall) fossil clams from the Skonun Formation of Haida Gwaii, British Columbia, captured from the Miocene when this coastline looked very different from today. These fossil bivalves belong to the surf clam lineage, a group well adapted to shallow, energetic marine environments with shifting sands and strong wave action. Their robust, equivalve shells and