Holcobelus is a genus of belemnite, an extinct group of cephalopods.[1] Quick Facts Scientific classification ... Holcobelus Scientific classification Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda (unranked): Belemnoidea Genus: Holcobelus Close See also Paleontology portal Belemnite List of belemnites ReferencesLoading content...Loading related searches...Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads