Aglyptorhynchus Casier, 1966 † (extant flag source)
Coelorhynchus Agassiz, 1844 † accepted as Cylindracanthus Leidy, 1856 † (extant flag source)
Coelorhynchus Agassiz, 1844 † accepted as Cylindracanthus Leidy, 1856 † (source of synonymy)
Coelorhynchus rectus Dixon, 1850 † (extant flag source)
Coelorhynchus rectus Dixon, 1850 † (basis of record)
Cylindracanthus Leidy, 1856 † (extant flag source)
Glyptorhynchus Leriche, 1905 † accepted as Aglyptorhynchus Casier, 1966 † (extant flag source)
Glyptorhynchus Leriche, 1905 † accepted as Aglyptorhynchus Casier, 1966 † (source of synonymy)