Biota (Life)
    
        Eukaryote (Eukarya)
    
        Chromista
    
        Bacillariophyta
    
        Coscinodiscophyceae (Centricae)
    
        Thalassiosirales
    
        Stephanodiscaceae
    
        Stephanodiscus
    
    Stephanodiscus yukonensis (67888799)
    
    
    
        
        Children (1 direct children, 1 direct and indirect children):
        
        
        
            
                Stephanodiscus yukonensis var. antiquus