 Children (6 direct children, 22 direct and indirect children):
    
    
        
        Children (6 direct children, 22 direct and indirect children):
        
        
        
            
                Blepsias
                
                    (tree size 5)
                
                
                
            
                Nautichthys
                
                    (tree size 3)
                
                
                
            
                Hemitripterus
                
                    (tree size 5)
                
                
                
            
                Histiocottus
                
                    (tree size 1)
                
                
                
            
                Nautiscus
                
                    (tree size 1)
                
                
                
            
                Ulca
                
                    (tree size 1)