Alostoma Lycett, 1850 (original description)
Cardiaster Forbes, 1850 † (original description)
Ceritella Lycett, 1850 † (original description)
Chelichnus Jardine, 1850 (original description)
Corburella Lycett, 1850 † (original description)
Cylindrites Lycett, 1848 † accepted as Rugalindrites Gründel & Nützel, 2012 † (original description)
Diplograpsis M'Coy, 1850 † (original description)
Herpetichnus Jardine, 1850 † (original description)
Nebulipora M'Coy, 1850 (original description)
Placopsis Gosse, 1850 (original description)
Protovirgularia M'Coy, 1850 † (original description)
Pteroperna Morris & Lycett, 1850 † (original description)
Pyritonema M'Coy, 1850 † (original description)
Schoenobates Blackwall, 1850 (original description)
Tancredia Lycett, 1850 † (original description)