[Neoselachii] Compagno, 1977 - modern sharks and rays see Cohort Neoselachii Compagno, 1977 Order Lamniformes Berg, 1958 - mackerel sharks Family Cetorhinidae Gill, 1861 [monotypic] - basking sharks Genus Cetorhinus de Blainville, 1816 [monotypic] Cetorhinus maximusᵀ (Gunnerus, 1765) - basking shark