Class Reptilia Linnaeus, 1758 - reptiles Subclass Anapsida Osborn, 1903 - anapsids Order Chelonia Brongniart, 1800 see Class Chelonia Brongniart, 1800 Suborder Cryptodira Cope, 1868 Superfamily Trionychoidea Gray, 1825 Family Trionychidae Gray, 1825 - softshell turtles Subfamily Lissemyinae see Subfamily Cyclanorbinae Lydekker, 1889