no fossil record) Benthofascis Iredale, 1936 (consisting of six living species, with no fossil record) † Conorbis Swainson, 1840 (fossil genus from the Eocene and Oligocene consisting of 14 recognized fossil species) References External links Image of Artemidiconus selenae (van Mol, Tursch & Kempf, 1967) at Gastropods.com Image of Benthofascis biconica (Hedley, 1903) at Gastropods.com Worldwide Mollusc Species Data Base: family Conorbidae