The collection of cephalopods from eight sampling horizons within the Olenidsletta Member, Valhallfonna Formation, Floian–Dapingian, Profilstranda and nearby Profilbekken, Ny Friesland, Spitsbergen, resulted in detection 31 species, 20 genera, 12 families Ellesmerocerida, Endocerida, Riocerida, Dissidocerida, Orthocerida, Tarphycerida, Oncocerida. Of these, five genera (Ethanoceras gen. nov., H...