Children (24 direct children, 147 direct and indirect children):
        
        
        
            
                Thoe paradoxa
                
                
                
            
                Cydippe
                
                    (tree size 9)
                
                
                    Cydippe (ctenophore)
                
                
            
                Mertensiidae
                
                    (tree size 14)
                
                
                
            
                Pleurobrachiidae
                
                    (tree size 48)
                
                
                
            
                Paracelsia
                
                    (tree size 1)
                
                
                
            
                Tizardia
                
                    (tree size 1)
                
                
                
            
                Euplokamidae
                
                    (tree size 8)
                
                
                
            
                Haeckeliidae
                
                    (tree size 8)
                
                
                
            
                Paleoctenophora
                
                    (tree size 1)
                
                
                
            
                Archaeocydippida
                
                    (tree size 1)
                
                
                
            
                Eschscholtzia
                
                    (tree size 3)
                
                
                
            
                Eschscholthia
                
                    (tree size 1)
                
                
                
            
                Lampeidae
                
                    (tree size 12)
                
                
                
            
                Dryodoridae
                
                    (tree size 2)
                
                
                
            
                Bathyctenidae
                
                    (tree size 3)
                
                
                
            
                Euchloridae
                
                    (tree size 3)
                
                
                
            
                Cryptocodidae
                
                    (tree size 2)
                
                
                
            
                Archeocydippida
                
                    (tree size 1)
                
                
                
            
                Aulacoctenidae
                
                
                
            
                Ctenellidae
                
                    (tree size 1)
                
                
                
            
                Euplokamididae
                
                
                
            
                Pukiidae
                
                    (tree size 3)
                
                
                
            
                Thoe
                
                
                
            
                Duobrachium
                
                    (tree size 1)